Alexandria is a town in DeKalb County, Tennessee, United States. The population was 981 at the 2020 census. A post office has been in operation there since 1838.
Geography
Alexandria is located in the northwest corner of DeKalb County, bordered to the north by Smith County and at its western tip by Wilson County. U.S. Route 70 (Nashville Highway) passes through the southwest side of the town, leading northwest to Lebanon and southeast to Smithville, the DeKalb County seat. Tennessee State Route 53 passes just east of the town, leading north to Interstate 40 at New Middleton.
According to the United States Census Bureau, the town has a total area of , all of it land. Hickman Creek flows to the northeast through the town; it is a tributary of the Caney Fork River, part of the Cumberland River watershed.
Demographics
2020 census
{| class="wikitable" style="text-align:right"
|+Alexandria racial composition
!scope="col"| Race
!scope="col"| Number
!scope="col"| Percentage
|-
!scope="row"| White (non-Hispanic)
| 860
| 87.67%
|-
!scope="row"| Black or African American (non-Hispanic)
| 38
| 3.87%
|-
!scope="row"| Native American
| 6
| 0.61%
|-
!scope="row"| Asian
| 2
| 0.2%
|-
!scope="row"| Other/Mixed
| 63
| 6.42%
|-
!scope="row"| Hispanic or Latino
| 12
| 1.22%
|}
As of the 2020 United States census, there were 981 people, 397 households, and 269 families residing in the town.
2000 census
As of the census