Hampden County Demographics

A map of Hampden County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	274,463	278,464	59.3%	59.8%
Hispanic	125,188	121,319	27.0%	26.0%
Black	35,228	35,988	7.6%	7.7%
Multiracial	14,340	15,171	3.1%	3.3%
Asian	11,580	12,110	2.5%	2.6%
Native American/Other	2,016	2,773	0.4%	0.6%

Hampden County, Massachusetts has an estimated population of 462,815, a less than 1% change from the 465,825 recorded in the 2020 Census. The population is 59.3% White, 27.0% Hispanic, 7.6% Black, 3.1% Multiracial, 2.5% Asian, and 0.4% Native American/Other. This demographic dot map shows the population of Hampden County, with one dot drawn for each person counted by the Census, color-coded by race.

Hampden is about as racially diverse as it was in the 2020 Census. It is more diverse than Massachusetts overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Hampden County, that probability was 56.7% in 2020 and 56.8% in the most recent ACS estimates.

Hampden County is ranked the 8th most populous county in Massachusetts, out of 14 counties. Hampden County was ranked the 8th most populous county in the 2020 Census.

Hampden County's White Population

274,463 residents of Hampden County, or 59.3% of the population, identify as White. The share of White residents in Hampden County is lower than in Massachusetts overall, where 66.6% of the population is White. Hampden County ranks 13th statewide in terms of White residents as a share of the population, out of 14 counties.

Since the 2020 Census, Hampden County's White population has declined by an estimated 1.4%. White residents' share of Hampden County's population has decreased from 59.8% to 59.3%.

Hampden County is less White than neighboring Hampshire County (80.3% White), Franklin County (87.5% White), Berkshire County (84.8% White), Worcester County (70.3% White), and Windham County (90.1% White).

Hampden County's Black Population

35,228 residents of Hampden County, or 7.6% of the population, identify as Black. The share of Black residents in Hampden County is comparable to the share in Massachusetts overall, where 6.4% of the population is Black. Hampden County ranks 3rd statewide in terms of Black residents as a share of the population, out of 14 counties.

Since the 2020 Census, Hampden County's Black population has declined by an estimated 2.1%. Black residents' share of Hampden County's population has remained roughly unchanged at 7.6%.

Hampden County is more Black than neighboring Hampshire County (2.5% Black), Franklin County (1.3% Black), Berkshire County (2.6% Black), Worcester County (4.8% Black), and Windham County (0.8% Black).

Hampden County's Asian Population

11,580 residents of Hampden County, or 2.5% of the population, identify as Asian. The share of Asian residents in Hampden County is slightly lower than in Massachusetts overall, where 7.3% of the population is Asian. Hampden County ranks 7th statewide in terms of Asian residents as a share of the population, out of 14 counties.

Since the 2020 Census, Hampden County's Asian population has declined by an estimated 4.4%. Asian residents' share of Hampden County's population has remained roughly unchanged at 2.5%.

Hampden County is more Asian than neighboring Franklin County (2% Asian), Berkshire County (1.9% Asian), and Windham County (1.2% Asian). Hampden County is less Asian than neighboring Hampshire County (5.3% Asian), and Worcester County (5.3% Asian).

Hampden County's Hispanic Population

125,188 residents of Hampden County, or 27.0% of the population, identify as Hispanic. The share of Hispanic residents in Hampden County is considerably higher than in Massachusetts overall, where 13.3% of the population is Hispanic. Hampden County ranks 1st statewide in terms of Hispanic residents as a share of the population, out of 14 counties.

Since the 2020 Census, Hampden County's Hispanic population has grown by an estimated 3.2%. Hispanic residents' share of Hampden County's population has increased from 26.0% to 27.0%.

Hampden County is more Hispanic than neighboring Hampshire County (7.4% Hispanic), Franklin County (5.4% Hispanic), Berkshire County (5.9% Hispanic), Worcester County (13.7% Hispanic), and Windham County (3.1% Hispanic).

Hampden County's Native American/Other Population

2,016 residents of Hampden County, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Hampden County is comparable to the share in Massachusetts overall, where 1.3% of the population is Native American/Other. Hampden County ranks 14th statewide in terms of Native American/Other residents as a share of the population, out of 14 counties.

Since the 2020 Census, Hampden County's Native American/Other population has declined by an estimated 27.3%. Native American/Other residents' share of Hampden County's population has remained roughly unchanged at 0.4%.

Hampden County is less Native American/Other than neighboring Hampshire County (0.5% Native American/Other), Franklin County (0.6% Native American/Other), Berkshire County (0.6% Native American/Other), Worcester County (1.2% Native American/Other), and Windham County (0.5% Native American/Other).

Hampden County's Multiracial Population

14,340 residents of Hampden County, or 3.1% of the population, identify as Multiracial. The share of Multiracial residents in Hampden County is comparable to the share in Massachusetts overall, where 5.1% of the population is Multiracial. Hampden County ranks 14th statewide in terms of Multiracial residents as a share of the population, out of 14 counties.

Since the 2020 Census, Hampden County's Multiracial population has declined by an estimated 5.5%. Multiracial residents' share of Hampden County's population has remained roughly unchanged at 3.1%.

Hampden County is less Multiracial than neighboring Hampshire County (4.1% Multiracial), Franklin County (3.2% Multiracial), Berkshire County (4.3% Multiracial), Worcester County (4.7% Multiracial), and Windham County (4.3% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.