Union, NH Demographics

A map of Union's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	131	178	100.0%	90.8%
Black	0	1	0.0%	0.5%
Asian	0	1	0.0%	0.5%
Hispanic	0	4	0.0%	2.0%
Native American/Other	0	3	0.0%	1.5%
Multiracial	0	9	0.0%	4.6%

Union, New Hampshire has an estimated population of 131, a dramatic decrease from the 196 recorded in the 2020 Census. The population is 100.0% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Union, with one dot drawn for each person counted by the Census, color-coded by race.

Union has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than New Hampshire overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Union, that probability was 17.2% in 2020 and 0.0% in the most recent ACS estimates.

Union is ranked the 97th most populous place in New Hampshire, out of 100 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Union was ranked the 97th most populous place in the 2020 Census.

Union's White Population

131 residents of Union, or 100.0% of the population, identify as White. The share of White residents in Union is considerably higher than in New Hampshire overall, where 86.9% of the population is White. Union ranks 56th statewide in terms of White residents as a share of the population, out of 100 places.

Since the 2020 Census, Union's White population has declined by an estimated 26.4%. White residents' share of Union's population has increased from 90.8% to 100.0%.

Union is more White than neighboring Sanbornville (95.3% White), Milton (78.4% White), Farmington (93% White), and Rochester (91.1% White).

Union's Black Population

0 residents of Union, or 0.0% of the population, identify as Black. The share of Black residents in Union is comparable to the share in New Hampshire overall, where 1.3% of the population is Black. Union ranks 51st statewide in terms of Black residents as a share of the population, out of 100 places.

Since the 2020 Census, Union's Black population has declined by an estimated 100.0%. Black residents' share of Union's population has decreased from 0.5% to 0.0%.

Union is less Black than neighboring Farmington (1.9% Black), and Rochester (1.1% Black).

Union's Asian Population

0 residents of Union, or 0.0% of the population, identify as Asian. The share of Asian residents in Union is slightly lower than in New Hampshire overall, where 2.6% of the population is Asian. Union ranks 76th statewide in terms of Asian residents as a share of the population, out of 100 places.

Since the 2020 Census, Union's Asian population has declined by an estimated 100.0%. Asian residents' share of Union's population has decreased from 0.5% to 0.0%.

Union is less Asian than neighboring Milton (12.4% Asian), and Rochester (1.4% Asian).

Union's Hispanic Population

0 residents of Union, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Union is slightly lower than in New Hampshire overall, where 4.7% of the population is Hispanic. Union ranks 57th statewide in terms of Hispanic residents as a share of the population, out of 100 places.

Since the 2020 Census, Union's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Union's population has decreased from 2.0% to 0.0%.

Union is less Hispanic than neighboring Sanbornville (3% Hispanic), Farmington (0.7% Hispanic), and Rochester (2.2% Hispanic).

Union's Native American/Other Population

0 residents of Union, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Union is comparable to the share in New Hampshire overall, where 0.5% of the population is Native American/Other. Union ranks 4th statewide in terms of Native American/Other residents as a share of the population, out of 100 places.

Since the 2020 Census, Union's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Union's population has decreased from 1.5% to 0.0%.

Union is less Native American/Other than neighboring Farmington (2.6% Native American/Other), and Rochester (0.1% Native American/Other).

Union's Multiracial Population

0 residents of Union, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Union is slightly lower than in New Hampshire overall, where 4% of the population is Multiracial. Union ranks 29th statewide in terms of Multiracial residents as a share of the population, out of 100 places.

Since the 2020 Census, Union's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Union's population has decreased from 4.6% to 0.0%.

Union is less Multiracial than neighboring Sanbornville (1.7% Multiracial), Milton (9.3% Multiracial), Farmington (1.8% Multiracial), and Rochester (4% 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.