Census Dots

Rockingham County Demographics

A map of Rockingham County's Population by Race

Race
PopulationPercent
White
283,09990.1%
Multiracial
10,8403.5%
Hispanic
10,2573.3%
Asian
6,2472.0%
Black
2,0760.7%
Native American/Other
1,6570.5%

Rockingham County, New Hampshire had a population of 314,176 in 2020. It was 90.1% White, 0.7% Black, 2.0% Asian, 3.3% Hispanic, 0.5% Native American/Other, and 3.5% Multiracial. This map presents the population of Rockingham County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Rockingham County is the 2nd most populous county of the 10 counties in New Hampshire.

Rockingham County's White Population

283,099 residents of Rockingham County identify as White, or 90.1%. This makes the White share of the population of Rockingham County roughly similar to the White share of the population of New Hampshire (87.2% White). Of the 10 counties in New Hampshire, Rockingham County is ranked #6 in terms of White residents as a share of the population.

Rockingham County is more White than neighboring Strafford County (87.6% White), Essex County (66.2% White), and Middlesex County (66.5% White). Rockingham County is less White than neighboring York County (91.5% White), and Belknap County (92.2% White).

Rockingham County's Black Population

2,076 residents of Rockingham County identify as Black, or 0.7%. This makes the Black share of the population of Rockingham County roughly similar to the Black share of the population of New Hampshire (1.4% Black). Of the 10 counties in New Hampshire, Rockingham County is ranked #7 in terms of Black residents as a share of the population.

Rockingham County is more Black than neighboring Belknap County (0.5% Black). Rockingham County is less Black than neighboring Strafford County (1.1% Black), Essex County (3.3% Black), Middlesex County (5% Black), and York County (0.9% Black).

Rockingham County's Asian Population

6,247 residents of Rockingham County identify as Asian, or 2.0%. This makes the Asian share of the population of Rockingham County roughly similar to the Asian share of the population of New Hampshire (2.6% Asian). Of the 10 counties in New Hampshire, Rockingham County is ranked #4 in terms of Asian residents as a share of the population.

Rockingham County is more Asian than neighboring York County (1.2% Asian), and Belknap County (0.9% Asian). Rockingham County is less Asian than neighboring Strafford County (3.4% Asian), Essex County (3.6% Asian), and Middlesex County (12.8% Asian).

Rockingham County's Hispanic Population

10,257 residents of Rockingham County identify as Hispanic, or 3.3%. This makes the Hispanic share of the population of Rockingham County roughly similar to the Hispanic share of the population of New Hampshire (4.3% Hispanic). Of the 10 counties in New Hampshire, Rockingham County is ranked #2 in terms of Hispanic residents as a share of the population.

Rockingham County is more Hispanic than neighboring Strafford County (3% Hispanic), York County (1.9% Hispanic), and Belknap County (2% Hispanic). Rockingham County is less Hispanic than neighboring Essex County (22.6% Hispanic), and Middlesex County (8.8% Hispanic).

Rockingham County's Native American/Other Population

1,657 residents of Rockingham County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.5%. This makes the Native American/Other share of the population of Rockingham County roughly similar to the Native American/Other share of the population of New Hampshire (0.6% Native American/Other). Of the 10 counties in New Hampshire, Rockingham County is ranked #8 in terms of Native American/Other residents as a share of the population.

Rockingham County is less Native American/Other than neighboring Essex County (1% Native American/Other), Middlesex County (1.8% Native American/Other), and York County (0.6% Native American/Other).

Rockingham County's Multiracial Population

10,840 residents of Rockingham County identify as Multiracial, or 3.5%. This makes the Multiracial share of the population of Rockingham County roughly similar to the Multiracial share of the population of New Hampshire (4% Multiracial). Of the 10 counties in New Hampshire, Rockingham County is ranked #9 in terms of Multiracial residents as a share of the population.

Rockingham County is more Multiracial than neighboring Essex County (3.3% Multiracial). Rockingham County is less Multiracial than neighboring Strafford County (4.4% Multiracial), Middlesex County (5% Multiracial), York County (3.8% Multiracial), and Belknap County (3.9% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.