There are 3,144 counties and county-equivalents in the United States. The source of the data is the U.S. Census Bureau and the data is current as of the indicated year. Independent cities are considered county-equivalent by the Census Bureau.
Summary
As of 2020, Loudoun County, Virginia, a suburb of Washington, D.C. in Virginia has a median household income of $147,111, the highest of any county in the nation.
Median household income
2020 Census estimates
The chart below depicts the 100 highest income counties in the United States by median household income according to the US Census Bureau's American Community Survey data for 2016-2020, in constant 2020 dollars. Virginia has the most counties in the top 100 with 18 followed by California with 11; Maryland with 10; New Jersey with nine; Texas with seven, New York and Illinois with six each; Colorado and Massachusetts with four each; Georgia, Minnesota, and Pennsylvania with three each; Indiana, Ohio, Utah, and Washington with two each; and Alaska, Connecticut, Washington, D.C., Kansas, Kentucky, New Hampshire, New Mexico and Tennessee with one each.
{| class="sortable" cellpadding="4" cellspacing="0" style="margin:auto; clear:both; border:1px solid #aaa; border-collapse:collapse;"
|- style="background:#efefef;"
! Rank
! County or<br>Equivalent
! State
! Median<br>Household<br>Income
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 1||Loudoun County
| Virginia || $147,111
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 2||Falls Church
| Virginia || $146,922
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 3||Santa Clara County
| California|| $130,890
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 4||San Mateo County
| California|| $128,091
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 5||Fairfax County
| Virginia|| $127,866
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 6||Howard County
| Maryland|| $124,042
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 7||Arlington County
| Virginia|| $122,604
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 8||Marin County
| California|| $121,671
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 9||Douglas County
| Colorado|| $121,393
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 10||Nassau County
| New York|| $120,036
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 11||Los Alamos County
| New Mexico|| $119,266
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 12||San Francisco County
| California|| $119,136
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 13||Hunterdon County
| New Jersey|| $117,858
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 14||Morris County
| New Jersey|| $117,298
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 15||Somerset County
| New Jersey|| $116,510
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 16||Forsyth County
| Georgia|| $112,834
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 17||Calvert County
| Maryland|| $112,696
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 18||Nantucket County
| Massachusetts|| $112,306
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 19||Stafford County
| Virginia|| $112,247
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 20||Montgomery County
| Maryland|| $111,812
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 21||Delaware County
| Ohio|| $111,411
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 22||Williamson County
| Tennessee|| $111,196
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 23||Fairfax
| Virginia|| $109,708
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 24||Prince William County
| Virginia|| $107,707
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 25||Putnam County
| New York|| $107,246
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 26||Summit County
| Utah|| $106,973
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 27||Middlesex County
| Massachusetts|| $106,202
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 28||Rockwall County
| Texas|| $105,956
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 29||Fauquier County
| Virginia|| $105,665
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 30||Suffolk County
| New York|| $105,362
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 31||Norfolk County
| Massachusetts|| $105,320
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 32||Alameda County
| California|| $104,888
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 33||Bergen County
| New Jersey|| $104,623
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 34||Elbert County
| Colorado|| $104,231
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 35||Chester County
| Pennsylvania|| $104,161
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 36||Carver County
| Minnesota|| $104,011
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 37||Contra Costa County
| California|| $103,997
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 38||Oldham County
| Kentucky|| $103,761
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 39||Charles County
| Maryland|| $103,678
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 40||Monmouth County
| New Jersey|| $103,523
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 41||Scott County
| Minnesota|| $103,261
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 42||Anne Arundel County
| Maryland|| $103,225
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 43||Alexandria
| Virginia|| $102,227
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 44||Broomfield County
| Colorado|| $101,206
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 45||Poquoson
| Virginia|| $100,696
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 46||Frederick County
| Maryland|| $100,685
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 47||Collin County
| Texas|| $100,541
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 48||Morgan County
| Utah|| $100,408
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 49||Fort Bend County
| Texas|| $100,189
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 50||Carroll County
| Maryland|| $99,569
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 51||Westchester County
| New York|| $99,489
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 52||King County
| Washington|| $99,158
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 53||Hamilton County
| Indiana|| $98,880
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 54||Kendall County
| Texas|| $98,692
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 55||New Kent County
| Virginia|| $97,688
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 56||Washington County
| Minnesota|| $97,584
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 57||Fairfield County
| Connecticut|| $97,539
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 58||Goochland County
| Virginia|| $97,146
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 59||Kendall County
| Illinois|| $96,854
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 60||King George County
| Virginia|| $96,711
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 61||Queen Anne's County
| Maryland|| $96,467
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 62||Sussex County
| New Jersey|| $96,222
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 63||Chambers County
| Texas|| $95,989
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 64||St. Mary's County
| Maryland|| $95,864
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 65||Oconee County
| Georgia|| $95,064
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 66||DuPage County
| Illinois|| $94,930
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 67||Rockland County
| New York|| $94,840
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 68||Orange County
| California|| $94,441
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 69||Harford County
| Maryland|| $94,003
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 70||Rockingham County
| New Hampshire|| $93,962
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 71||Powhatan County
| Virginia|| $93,833
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 72||Fayette County
| Georgia|| $93,777
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 73||Placer County
| California|| $93,677
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 74||Montgomery County
| Pennsylvania|| $93,518
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 75||York County
| Virginia|| $93,356
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 76||Bucks County
| Pennsylvania|| $93,181
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 77||Plymouth County
| Massachusetts|| $92,906
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 78||Lake County
| Illinois|| $92,654
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 79||Napa County
| California|| $92,219
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 80||Middlesex County
| New Jersey|| $91,731
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 81||James City County
| Virginia|| $91,675
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 82||Johnson County
| Kansas|| $91,650
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 83||Hanover County
| Virginia|| $91,444
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 84||Spotsylvania County
| Virginia|| $90,913
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 85||Chugach Census Area
| Alaska|| $90,776
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 86||Washington
| District of Columbia|| $90,842
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 87||Williamson County
| Texas|| $90,834
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 88||Will County
| Illinois|| $90,800
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 89||Gilpin County
| Colorado|| $90,547
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 90||Denton County
| Texas|| $90,354
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 91||Burlington County
| New Jersey|| $90,329
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 92||McHenry County
| Illinois|| $90,014
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 93||Santa Cruz County
| California|| $89,986
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 94||New York County
| New York|| $89,812
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 95||Monroe County
| Illinois|| $89,648
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 96||Boone County
| Indiana|| $89,444
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 97||Warren County
| Ohio|| $89,410
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 98||Ventura County
| California|| $89,295
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 99||Snohomish County
| Washington|| $89,273
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 100||Gloucester County
| New Jersey|| $89,056
|- style="border-top: 1px solid #aaa; vertical-align: top"
|}
Per capita income
2021 census estimates
The following table of the 100 highest income counties in the United States by per capita income is from the American Community Survey data for 2017-2021, in constant 2021 dollars.
{| class="sortable" cellpadding="4" cellspacing="0" style="margin:auto; clear:both; border:1px solid #aaa; border-collapse:collapse;"
|- style="background:#efefef;"
! Rank
! County or<br>Equivalent
! State
! Per<br>Capita<br>Inc
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 1||New York County
| New York || $83,008
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 2||Marin County
| California || $78,995
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 3||Arlington County
| Virginia || $77,535
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 4||San Francisco County
| California || $77,267
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 5||Pitkin County
| Colorado || $76,883
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 6||Falls Church
| Virginia || $76,354
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 7||San Mateo County
| California || $69,919
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 8||Alexandria
| Virginia || $68,640
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 9||Gilpin County
| Colorado || $66,627
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 10||Teton County
| Wyoming || $66,296
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 11||Santa Clara County
| California || $65,052
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 12||Los Alamos County
| New Mexico || $64,521
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 13||Washington
| District of Columbia || $63,793
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 14||Harding County
| New Mexico || $62,435
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 15||Fairfax County
| Virginia || $61,957
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 16||Morris County
| New Jersey || $61,915
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 17||Westchester County
| New York || $61,830
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 18||Somerset County
| New Jersey || $61,805
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 19||Fairfield County
| Connecticut || $61,651
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 20||Hunterdon County
| New Jersey || $61,328
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 21||Loudoun County
| Virginia || $61,045
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 22||Summit County
| Utah || $60,768
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 23||Norfolk County
| Massachusetts || $60,406
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 24||King County
| Washington || $59,843
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 25||Montgomery County
| Maryland || $59,384
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 26||Howard County
| Maryland || $58,560
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 27||Middlesex County
| Massachusetts || $58,399
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 28||Monmouth County
| New Jersey || $57,836
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 29||Douglas County
| Colorado || $57,481
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 30||Fairfax
| Virginia || $57,091
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 31||Goochland County
| Virginia || $57,064
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 32||Williamson County
| Tennessee || $56,545
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 33||Nassau County
| New York || $55,763
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 34||Bergen County
| New Jersey || $55,710
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 35||Chester County
| Pennsylvania || $55,702
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 36||Broomfield County
| Colorado || $55,176
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 37||Alameda County
| California || $53,815
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 38||Sublette County
| Wyoming || $53,693
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 39||Contra Costa County
| California || $53,656
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 40||Loving County
| Texas || $53,358
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 41||Montgomery County
| Pennsylvania || $53,343
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 42||Kendall County
| Texas || $53,156
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 43||San Juan County
| Washington || $52,881
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 44||Fulton County
| Georgia || $52,842
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 45||Hamilton County
| Indiana || $52,437
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 46||Boulder County
| Colorado || $52,401
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 47||Delaware County
| Ohio || $52,397
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 48||Clear Creek County
| Colorado || $52,364
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 49||Nantucket County
| Massachusetts || $52,324
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 50||Newport County
| Rhode Island || $52,030
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 51||Bristol County
| Rhode Island || $51,917
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 52||San Miguel County
| Colorado || $51,725
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 53||Johnson County
| Kansas || $51,663
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 54||Rockingham County
| New Hampshire || $51,627
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 55||Dukes County
| Massachusetts || $51,354
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 56||Collier County
| Florida || $51,296
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 57||Talbot County
| Maryland || $51,234
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 58||Anne Arundel County
| Maryland || $51,113
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 59||Ozaukee County
| Wisconsin || $51,032
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 60||Waukesha County
| Wisconsin || $50,837
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 61||Denver County
| Colorado || $50,642
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 62||Routt County
| Colorado || $50,571
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 63||Calvert County
| Maryland || $50,496
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 64||Carver County
| Minnesota || $50,492
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 65||Hennepin County
| Minnesota || $50,478
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 66||DuPage County
| Illinois || $50,344
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 67||Bucks County
| Pennsylvania || $50,315
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 68||Washington County
| Minnesota || $50,207
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 69||Elbert County
| Colorado || $50,147
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 70||Monroe County
| Florida || $50,050
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 71||Barnstable County
| Massachusetts || $49,973
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 72||Albemarle County
| Virginia || $49,942
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 73||Putnam County
| New York || $49,808
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 74||Kalawao County
| Hawaii || $49,700
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 75||Boone County
| Indiana || $49,666
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 76||Napa County
| California || $49,641
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 77||Forsyth County
| Georgia || $49,506
|- style="border-top: 1px solid #aaa
| rowspan="2"| 78||Fauquier County
| Virginia || $49,440
|- style="border-top: 1px solid #aaa; vertical-align: top"
| Lake County
| Illinois || $49,440
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 80||Oconee County
| Georgia || $49,429
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 81||Suffolk County
| New York || $49,404
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 82||Jefferson County
| Colorado || $49,213
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 83||Travis County
| Texas || $49,191
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 84||Queen Anne's County
| Maryland || $49,178
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 85||Oakland County
| Michigan || $49,012
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 86||Eagle County
| Colorado || $49,010
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 87||El Dorado County
| California || $48,953
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 88||Plymouth County
| Massachusetts || $48,785
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 89||Sussex County
| New Jersey || $48,744
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 90||Rappahannock County
| Virginia || $48,672
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 91||Middlesex County
| Connecticut || $48,670
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 92||Placer County
| California || $48,580
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 93||Summit County
| Colorado || $48,488
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 94||Collin County
| Texas || $48,438
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 95||Sarasota County
| Florida || $48,265
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 96||Chatham County
| North Carolina || $48,143
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 97||Suffolk County
| Massachusetts || $47,916
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 98||Saratoga County
| New York || $47,902
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 99||Litchfield County
| Connecticut || $47,811
|- style="border-top: 1px solid #aaa; vertical-align: top"
| 100||Rockwall County
| Texas || $47,802
|}
Highest-income counties and places by state
For more detailed lists of rankings of counties and places in the individual states, see the following pages:
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
See also
- List of lowest-income counties in the United States
- List of United States counties by per capita income