State 23 · ME

Maine county map

Maine has 16 counties. Aroostook County is the largest by land at 6,671 square miles, and Cumberland County is the most populous with 313,809 residents.

Population 2024
1,405,012
#42 of 51
Land area
30,845 sq mi
#39 of 51
Density
45.6 / sq mi
#39 of 51
Counties
16
Capital: Augusta
N
Augusta 44.31° N, 69.78° W

Map of all 16 counties in Maine

Every county is labeled on Census 2024 boundaries. Download it as a PDF to print, a PNG, or an editable SVG. For blank, colored or city versions, see the printable Maine map sheets.

AndroscogginAroostookCumberlandFranklinHancockKennebecKnoxLincolnOxfordPenobscotPiscataquisSagadahocSomersetWaldoWashingtonYorkMaine county map. Online Map Tools (onlinemaptools.com), Census 2024 boundaries, free to reuse with credit.
16 units labeled. The orange dot marks the capital.

Maine population and land area

Maine had 1,405,012 residents in the Census Vintage 2024 estimates, the sum of its counties. That ranks 42nd of the 50 states and DC. Its 30,845 square miles of land rank 39th. Maine averages 45.6 people per square mile of land, about 2.1 times sparser than the national figure of 96.3. By density it ranks 39th.

Population, 2024
1,405,01242nd of 51
Land area
30,845 sq mi39th of 51
Density
45.6 per sq mi39th of 51
Number of counties
16
Capital
Augusta44.307° N, 69.782° W
State FIPS code
23

Maine counties by population, density and income

Each shape is shaded by quintile, darker for higher values. Switch the measure above the map. Select a shape to open that county's page. The pin marks the capital, Augusta.

York County: 222Hancock County: 36Washington County: 12Aroostook County: 10Androscoggin County: 246Sagadahoc County: 148Franklin County: 18Oxford County: 29Waldo County: 56Somerset County: 13Cumberland County: 375Kennebec County: 148Piscataquis County: 4.4Penobscot County: 46Knox County: 112Lincoln County: 80
Density
  1. < 13
  2. 13+
  3. 36+
  4. 80+
  5. 148+
no data

Largest county in Maine by land area

Aroostook County ranks first at 6,671 square miles and Sagadahoc County last at 254 square miles. The top value is 26 times the bottom one.

  1. 01Aroostook County6,671
  2. 02Piscataquis County3,961
  3. 03Somerset County3,924
  4. 04Penobscot County3,397
  5. 05Washington County2,563
  6. 06Oxford County2,077
  7. 07Franklin County1,697
  8. 08Hancock County1,587
  9. 09York County991
  10. 10Kennebec County867

Most populous county in Maine

Cumberland County ranks first at 313,809 residents and Piscataquis County last at 17,432 residents. The top value is 18 times the bottom one.

  1. 01Cumberland County313,809
  2. 02York County220,143
  3. 03Penobscot County156,840
  4. 04Kennebec County128,461
  5. 05Androscoggin County115,272
  6. 06Aroostook County66,776
  7. 07Oxford County60,039
  8. 08Hancock County56,946
  9. 09Somerset County51,338
  10. 10Knox County40,981

Least populous county in Maine

The smallest populations, fewest first. Estimates for small counties carry more uncertainty than those for large ones.

  1. 01Piscataquis County17,432
  2. 02Franklin County30,902
  3. 03Washington County31,383
  4. 04Lincoln County36,491
  5. 05Sagadahoc County37,582
Log scale, so small counties stay visible next to the largest.

Most densely populated county in Maine

Cumberland County ranks first at 375.3 people per square mile and Piscataquis County last at 4.4 people per square mile. The top value is 85 times the bottom one.

  1. 01Cumberland County375.3
  2. 02Androscoggin County246.3
  3. 03York County222.1
  4. 04Kennebec County148.1
  5. 05Sagadahoc County148.0
  6. 06Knox County112.3
  7. 07Lincoln County80.0
  8. 08Waldo County55.6
  9. 09Penobscot County46.2
  10. 10Hancock County35.9
People per square mile of land, log scale.

Highest median household income in Maine

Cumberland County ranks first at $96,255 and Washington County last at $48,104. The top value is 2.0 times the bottom one.

  1. 01Cumberland County$96,255
  2. 02York County$85,445
  3. 03Sagadahoc County$83,180
  4. 04Lincoln County$74,569
  5. 05Hancock County$72,647
  6. 06Knox County$70,533
  7. 07Waldo County$68,345
  8. 08Penobscot County$65,215
  9. 09Kennebec County$64,643
  10. 10Androscoggin County$63,456

Towns and cities in Maine

The Census Vintage 2024 subcounty estimates list 23 incorporated places in Maine with 1,000 or more residents, holding 394,865 people together, or 28% of the state total. 20 of them have 5,000 or more. The northernmost is Caribou at 46.837° N and the southernmost is Sanford at 43.424° N. Among places of 5,000+, Ellsworth grew fastest from July 2020 to July 2024, by 4.8%.

  1. 01Portland69,568
  2. 02Lewiston38,772
  3. 03Bangor32,446
  4. 04South Portland26,994
  5. 05Auburn25,200
  6. 06Sanford22,497
  7. 07Biddeford22,370
  8. 08Westbrook21,386
  9. 09Saco21,064
  10. 10Augusta19,168
  11. 11Waterville17,336
  12. 12Brewer9,629
Largest incorporated places, Vintage 2024 estimates.

Augusta, the capital

94.8% of Maine's place population, 374,412 of 394,865 people, lives in places within 100 miles of Augusta. That ranks 11th of 51 for how central the capital is. The most remote town of 1,000 to 9,999 people is Caribou, 145 miles in a straight line from the nearest place of 10,000+ (Bangor).

See all states in the capital radius ranking and the most remote towns ranking. Sunrise and sunset times for Augusta, month by month, are on the Augusta daylight page.

States bordering Maine

Maine borders 1 state or district. The nearest neighboring capital is Concord, 116 miles SW of Augusta in a straight line.

UTM zones in Maine

The internal points of Maine's counties fall in UTM zone 19. Zones are 6 degrees of longitude wide, numbered from 180° W: zone = floor((longitude + 180) / 6) + 1.

All 16 counties in Maine

Sort by any column. The small orange number marks the top 3 in the state by population.

FIPS
23005Cumberland County313,809#1836375.3$96,255
23031York County220,143#2991222.1$85,445
23019Penobscot County156,840#33,39746.2$65,215
23011Kennebec County128,461867148.1$64,643
23001Androscoggin County115,272468246.3$63,456
23003Aroostook County66,7766,67110.0$56,361
23017Oxford County60,0392,07728.9$60,220
23009Hancock County56,9461,58735.9$72,647
23025Somerset County51,3383,92413.1$56,422
23013Knox County40,981365112.3$70,533
23027Waldo County40,61773055.6$68,345
23023Sagadahoc County37,582254148.0$83,180
23015Lincoln County36,49145680.0$74,569
23029Washington County31,3832,56312.2$48,104
23007Franklin County30,9021,69718.2$56,509
23021Piscataquis County17,4323,9614.4$51,787

Download all 16 counties as CSV

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 Gazetteer, places
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.