USA: Maine

flag Contents: Maine (State)

Capital: Augusta

1,363,218 Population [2020] – census

1,405,012 Population [2025] – estimate

79,888km² Area

17.59/km² Density [2025]

Counties

The population of all counties in the State of Maine according to census results and latest offcial estimates.

Name	Status	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2025-07-01
Androscoggin	County	105,259	103,793	107,702	111,145	115,272	→
Aroostook	County	86,936	73,938	71,870	67,091	66,776	→
Cumberland	County	243,135	265,612	281,674	303,076	313,809	→
Franklin	County	29,008	29,467	30,768	29,447	30,902	→
Hancock	County	46,948	51,791	54,418	55,485	56,946	→
Kennebec	County	115,904	117,114	122,151	124,515	128,461	→
Knox	County	36,310	39,618	39,736	40,608	40,981	→
Lincoln	County	30,357	33,616	34,457	35,228	36,491	→
Oxford	County	52,602	54,755	57,833	57,761	60,039	→
Penobscot	County	146,601	144,919	153,923	152,198	156,840	→
Piscataquis	County	18,653	17,235	17,535	16,807	17,432	→
Sagadahoc	County	33,535	35,214	35,293	36,701	37,582	→
Somerset	County	49,767	50,888	52,228	50,473	51,338	→
Waldo	County	33,018	36,280	38,786	39,606	40,617	→
Washington	County	35,308	33,941	32,856	31,090	31,383	→
York	County	164,587	186,742	197,131	211,987	220,143	→
Maine	State	1,227,928	1,274,923	1,328,361	1,363,218	1,405,012

Contents: Incorporated Places

The population of all incorporated places in the State of Maine according to census results and latest offcial estimates.

The Details icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).

Name	Status	County	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2025-07-01
Auburn	City	Androscoggin	24,359	23,207	23,055	24,070	25,441	→
Augusta	City	Kennebec	21,345	18,584	19,129	18,913	19,155	→
Bangor	City	Penobscot	35,892	31,510	33,031	31,749	32,518	→
Bath	City	Sagadahoc	9,844	9,273	8,513	8,776	8,835	→
Belfast	City	Waldo	6,356	6,386	6,672	6,949	6,988	→
Biddeford	City	York	20,933	21,000	21,276	22,563	22,399	→
Brewer	City	Penobscot	9,252	9,006	9,491	9,681	9,636	→
Calais	City	Washington	3,963	3,450	3,123	3,081	3,083	→
Caribou	City	Aroostook	9,682	8,313	8,189	7,393	7,321	→
Eastport	City	Washington	1,965	1,640	1,331	1,284	1,285	→
Ellsworth	City	Hancock	5,982	6,456	7,741	8,395	8,862	→
Gardiner	City	Kennebec	7,245	6,187	5,790	5,961	6,206	→
Hallowell	City	Kennebec	2,626	2,468	2,375	2,563	2,624	→
Lewiston	City	Androscoggin	39,816	35,720	36,594	37,130	38,866	→
Old Town	City	Penobscot	8,659	7,891	7,846	7,434	7,589	→
Portland	City	Cumberland	63,125	64,250	66,190	68,406	69,911	→
Presque Isle	City	Aroostook	10,875	9,521	9,692	8,784	8,694	→
Rockland	City	Knox	8,114	7,612	7,301	6,945	7,142	→
Saco	City	York	15,273	16,864	18,495	20,380	21,159	→
Sanford (incl. South Sanford, Springvale)	City	York	20,459	20,806	20,788	21,963	22,663	→
South Portland	City	Cumberland	24,070	23,365	25,021	26,499	27,007	→
Waterville	City	Kennebec	17,485	15,543	15,724	16,673	17,579	→
Westbrook	City	Cumberland	16,209	16,100	17,528	20,407	21,565	→

Source: U.S. Census Bureau.

Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.

Further information about the population structure:

Gender (C 2020)
Males	667,560
Females	694,799

Age Groups (C 2020)
0-17 years	252,274
18-64 years	813,056
65+ years	297,029

Age Distribution (C 2020)
80+ years	66,197
70-79 years	133,234
60-69 years	205,781
50-59 years	196,738
40-49 years	158,150
30-39 years	165,415
20-29 years	151,057
10-19 years	155,362
0-9 years	130,425

Urbanization (C 2020)
Rural	836,050
Urban	526,309

»Race« (C 2020)
White	1,237,041
Black/African American	25,752
Indigenous	7,885
Asian	16,798
Pacific Islander	443
Some other	9,730
2 or more	64,710

Ethnicity (C 2020)
Hispanic or Latino	26,609
Other	1,335,750