Old Bridge is a census-designated place (CDP) within Old Bridge Township, Middlesex County, New Jersey, United States. As of the 2020 census, the CDP's population was 27,210, The CDP occupies only a portion of Old Bridge Township.<br> 1950 1960 1970<br> 1980 1990 2000<br> 2010 2020
!Pop 2010
!style="background-color: #ffffb3;" |Pop 2020
!% 2000
!% 2010
!style="background-color: #ffffb3;" |% 2020
|-
|White alone (NH)
|18,403
|17,091
|style='background: #ffffe6; |17,491
|80.60%
|71.95%
|style='background: #ffffe6; |64.28%
|-
|Black or African American alone (NH)
|814
|964
|style='background: #ffffe6; |1,400
|3.57%
|4.06%
|style='background: #ffffe6; |5.15%
|-
|Native American or Alaska Native alone (NH)
|30
|28
|style='background: #ffffe6; |22
|0.13%
|0.12%
|style='background: #ffffe6; |0.08%
|-
|Asian alone (NH)
|1,793
|2,615
|style='background: #ffffe6; |3,450
|7.85%
|11.01%
|style='background: #ffffe6; |12.68%
|-
|Native Hawaiian or Pacific Islander alone (NH)
|6
|5
|style='background: #ffffe6; |8
|0.03%
|0.02%
|style='background: #ffffe6; |0.03%
|-
|Other race alone (NH)
|25
|97
|style='background: #ffffe6; |184
|0.11%
|0.41%
|style='background: #ffffe6; |0.68%
|-
|Mixed race or Multiracial (NH)
|261
|347
|style='background: #ffffe6; |715
|1.14%
|1.46%
|style='background: #ffffe6; |2.63%
|-
|Hispanic or Latino (any race)
|1,501
|2,606
|style='background: #ffffe6; |3,940
|6.57%
|10.97%
|style='background: #ffffe6; |14.48%
|-
|Total
|22,833
|23,753
|style='background: #ffffe6; |27,210
|100.00%
|100.00%
|style='background: #ffffe6; |100.00%
|}
2010 census
The 2010 United States census counted 23,753 people, 7,775 households, and 6,368 families in the CDP. The population density was . There were 7,987 housing units at an average density of . The racial makeup was 79.56% (18,897) White, 4.38% (1,041) Black or African American, 0.18% (43) Native American, 11.07% (2,630) Asian, 0.02% (5) Pacific Islander, 2.64% (626) from other races, and 2.15% (511) from two or more races. Hispanic or Latino of any race were 10.97% (2,606) of the population.
There were 7,274 households, out of which 43.6% had children under the age of 18 living with them, 73.5% were married couples living together, 8.9% had a female householder with no husband present, and 14.3% were non-families. 12.0% of all households were made up of individuals, and 5.1% had someone living alone who was 65 years of age or older. The average household size was 3.11 and the average family size was 3.39.