Bath, ME Demographics

A map of Bath's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	8,159	7,856	92.6%	89.6%
Multiracial	418	448	4.7%	5.1%
Asian	72	60	0.8%	0.7%
Hispanic	70	195	0.8%	2.2%
Native American/Other	55	55	0.6%	0.6%
Black	41	152	0.5%	1.7%

Bath, Maine has an estimated population of 8,815, a less than 1% change from the 8,766 recorded in the 2020 Census. The population is 92.6% White, 4.7% Multiracial, 0.8% Asian, 0.8% Hispanic, 0.6% Native American/Other, and 0.5% Black. This demographic dot map shows the population of Bath, with one dot drawn for each person counted by the Census, color-coded by race.

Bath has become considerably less racially diverse since the 2020 Census. It is less diverse than Maine overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Bath, that probability was 19.3% in 2020 and 14.1% in the most recent ACS estimates.

Bath is ranked the 16th most populous place in Maine, out of 155 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). Bath was ranked the 17th most populous place in the 2020 Census.

Bath's White Population

8,159 residents of Bath, or 92.6% of the population, identify as White. The share of White residents in Bath is slightly higher than in Maine overall, where 89.9% of the population is White. Bath ranks 127th statewide in terms of White residents as a share of the population, out of 155 places.

Since the 2020 Census, Bath's White population has grown by an estimated 3.9%. White residents' share of Bath's population has increased from 89.6% to 92.6%.

Bath is more White than neighboring Bowdoinham (78.2% White), Brunswick (88.6% White), and Wiscasset (90.8% White). Bath is less White than neighboring Topsham (94.9% White), and Richmond (98.9% White).

Bath's Black Population

41 residents of Bath, or 0.5% of the population, identify as Black. The share of Black residents in Bath is comparable to the share in Maine overall, where 1.8% of the population is Black. Bath ranks 19th statewide in terms of Black residents as a share of the population, out of 155 places.

Since the 2020 Census, Bath's Black population has declined by an estimated 73.0%. Black residents' share of Bath's population has decreased from 1.7% to 0.5%.

Bath is more Black than neighboring Topsham (0% Black), Bowdoinham (0% Black), and Richmond (0% Black). Bath is less Black than neighboring Brunswick (1.7% Black), and Wiscasset (3.7% Black).

Bath's Asian Population

72 residents of Bath, or 0.8% of the population, identify as Asian. The share of Asian residents in Bath is comparable to the share in Maine overall, where 1.1% of the population is Asian. Bath ranks 80th statewide in terms of Asian residents as a share of the population, out of 155 places.

Since the 2020 Census, Bath's Asian population has grown by an estimated 20.0%. Asian residents' share of Bath's population has remained roughly unchanged at 0.8%.

Bath is more Asian than neighboring Topsham (0.7% Asian), Bowdoinham (0% Asian), and Richmond (0% Asian). Bath is less Asian than neighboring Brunswick (2.2% Asian), and Wiscasset (1.8% Asian).

Bath's Hispanic Population

70 residents of Bath, or 0.8% of the population, identify as Hispanic. The share of Hispanic residents in Bath is comparable to the share in Maine overall, where 2.2% of the population is Hispanic. Bath ranks 34th statewide in terms of Hispanic residents as a share of the population, out of 155 places.

Since the 2020 Census, Bath's Hispanic population has declined by an estimated 64.1%. Hispanic residents' share of Bath's population has decreased from 2.2% to 0.8%.

Bath is more Hispanic than neighboring Bowdoinham (0% Hispanic), Richmond (0% Hispanic), and Wiscasset (0% Hispanic). Bath is less Hispanic than neighboring Topsham (2.3% Hispanic), and Brunswick (3.3% Hispanic).

Bath's Native American/Other Population

55 residents of Bath, or 0.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Bath is comparable to the share in Maine overall, where 0.7% of the population is Native American/Other. Bath ranks 93rd statewide in terms of Native American/Other residents as a share of the population, out of 155 places.

Since the 2020 Census, Bath's Native American/Other population has remained roughly the same. Native American/Other residents' share of Bath's population has remained roughly unchanged at 0.6%.

Bath is more Native American/Other than neighboring Topsham (0.5% Native American/Other), Bowdoinham (0% Native American/Other), Brunswick (0.4% Native American/Other), Richmond (0% Native American/Other), and Wiscasset (0% Native American/Other).

Bath's Multiracial Population

418 residents of Bath, or 4.7% of the population, identify as Multiracial. The share of Multiracial residents in Bath is comparable to the share in Maine overall, where 4.2% of the population is Multiracial. Bath ranks 24th statewide in terms of Multiracial residents as a share of the population, out of 155 places.

Since the 2020 Census, Bath's Multiracial population has declined by an estimated 6.7%. Multiracial residents' share of Bath's population has remained roughly unchanged at 4.7%.

Bath is more Multiracial than neighboring Topsham (1.7% Multiracial), Brunswick (3.8% Multiracial), Richmond (1.1% Multiracial), and Wiscasset (3.8% Multiracial). Bath is less Multiracial than neighboring Bowdoinham (21.8% 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.