Demographics of Bath city, Maine

Bath city, Maine had 8,835 people on July 1, 2025, by the Census Bureau’s estimate: +63 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Bath city, in four figures

8,835
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 8,815 ±16.; +0.7%
Change since July 2020: +63 people.; 45.4 ±3.0
Median age: ACS 2020–⁠2024.; $69,390 ±$11,502
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Bath city, Maine's population grew 0.7% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Bath city, Maine's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — incorporated places and New England towns

About this chart

The figures

Bath city, Maine's population grew 0.7% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Bath city, Maine's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	8,772	100.0	100.0
2021	8,820	100.5	100.2
2022	8,805	100.4	100.7
2023	8,853	100.9	101.6
2024	8,820	100.5	102.5
2025	8,835	100.7	103.1

Population of Bath city, Maine on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	8,772	—
2021	8,820	+48
2022	8,805	−15
2023	8,853	+48
2024	8,820	−33
2025	8,835	+15

Age, 2020–2024

The median age is 45.4 ±3.0: for men 43.8 ±4.6 and for women 46.2 ±3.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Bath city by age, ACS 2020–2024
Age	People	Share	Maine	United States
Under 5	237 ±103	2.7% ±1.2	4.5% ±<0.1	5.6% ±<0.1
5 to 17	1,129 ±311	12.8% ±3.5	13.6% ±0.2	16.3% ±<0.1
18 to 24	824 ±251	9.3% ±2.8	8.0% ±0.1	9.1% ±<0.1
25 to 44	2,135 ±348	24.2% ±4.0	24.2% ±0.2	26.9% ±<0.1
45 to 64	2,266 ±318	25.7% ±3.6	27.4% ±0.2	24.8% ±<0.1
65 and over	2,224 ±364	25.2% ±4.1	22.4% ±0.2	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $69,390 ±$11,502, and income per person $44,655 ±$5,003, in 2024 dollars. The median is $74,733 ±$795 in Maine and $80,734 ±$166 in the United States.

Households by income

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Households in Bath city by income, ACS 2020–2024
Household income	Households	Share	Maine	United States
Under $25,000	706 ±246	16.3% ±5.6	15.0% ±0.4	14.6% ±<0.1
$25,000 to $49,999	717 ±236	16.5% ±5.3	18.4% ±0.4	16.7% ±<0.1
$50,000 to $74,999	822 ±231	19.0% ±5.2	16.8% ±0.4	15.5% ±<0.1
$75,000 to $99,999	564 ±175	13.0% ±3.9	13.0% ±0.4	12.6% ±<0.1
$100,000 to $149,999	906 ±261	20.9% ±5.8	18.4% ±0.4	17.5% ±<0.1
$150,000 to $199,999	271 ±108	6.3% ±2.5	9.1% ±0.3	9.6% ±<0.1
$200,000 or more	349 ±137	8.1% ±3.1	9.4% ±0.3	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Bath city by age, ACS 2020–2024
Age	Below poverty	Rate	Maine	United States
All ages	1,076 ±354	12.4% ±4.1	10.7% ±0.3	12.5% ±0.1
Under 18	30 to 322	2.7% to 23.1%	13.1% ±0.7	16.1% ±0.1
18 to 59	658 ±241	14.3% ±5.1	10.5% ±0.3	11.6% ±0.1
60 and over	102 to 382	3.9% to 13.8%	9.7% ±0.4	11.0% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Housing, 2020–2024

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Housing in Bath city, ACS 2020–2024
Measure	Bath city	Maine	United States
Housing units	4,796 ±303	751,876 ±671	143,775,355 ±10,234
Occupied	90.4% ±2.1	79.4% ±0.3	89.9% ±0.1
Vacant	9.6% ±3.9	20.6% ±0.3	10.1% ±0.1
Owner occupied	64.3% ±2.9	74.3% ±0.5	65.2% ±0.3
Renter occupied	35.7% ±4.9	25.7% ±0.4	34.8% ±0.1
Median home value	$310,900 ±$30,312	$296,600 ±$2,876	$332,700 ±$236
Median gross rent	$1,044 ±$116	$1,139 ±$13	$1,413 ±$2
Median year built	At the edge of the top or bottom interval	1977 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Bath city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Maine	United States
Hispanic or Latino	0 to 161	0% to 1.8%	2.2% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	8,159 ±191	92.6% ±2.2	89.9% ±0.2	57.4% ±<0.1
Black alone, not Hispanic	0 to 94	0% to 1.1%	1.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	26 to 118	0.3% to 1.3%	1.1% ±0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 17	0% to 0.2%	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 15	0% to 0.2%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 111	0% to 1.3%	0.4% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	418 ±147	4.7% ±1.7	4.2% ±0.2	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Bath city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Maine	United States
Born in the state	5,077 ±486	57.6% ±5.5	59.6% ±0.4	57.3% ±<0.1
Born in another state	3,524 ±475	40.0% ±5.4	35.2% ±0.3	26.9% ±<0.1
Born a citizen outside the states	0 to 69	0% to 0.8%	1.1% ±0.1	1.7% ±<0.1
Born abroad	64 to 298	0.7% to 3.4%	4.1% ±0.1	14.1% ±<0.1
Naturalized citizens	18 to 164	0.2% to 1.9%	2.1% ±0.1	7.4% ±<0.1
Not citizens	0 to 182	0% to 2.1%	1.9% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Bath city among the places and towns of Maine

31st of 81 places and towns of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Maine page.

Places of Maine near Bath city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Topsham town	9,706 ±19
Brewer city	9,652 ±33
Cape Elizabeth town	9,606 ±23
Old Orchard Beach CDP	9,244 ±24
Yarmouth town	9,053 ±23
Bath city	8,815 ±16
Freeport town	8,802 ±18
Presque Isle city	8,736 ±29
Ellsworth city	8,657 ±20
Skowhegan town	8,653 ±20
Cumberland town	8,647 ±22

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026