Knox County, Maine demographics

Population: 40,519
Median age: 48.7

Median household income: 63,399

Demographics, population, home values, social and economic characteristics of Knox County, Maine.

Population

202140,519
202039,809
201939,759
201839,823
201739,700
201639,717
201539,723
201439,653
201339,694
201239,848
201139,972
201040,111
200940,897

Knox County, ME cities

Camden CDP - 3,713

Rockland city - 6,977

Thomaston CDP - 2,075

Census data for Knox County, Maine

Demographic and housing estimates in Knox County, Maine

Total population
Total population40,519
Male20,404
Female20,115
Population by age
Total population40,519
Under 5 years1,618
5 to 9 years1,934
10 to 14 years2,202
15 to 19 years2,097
20 to 24 years1,844
25 to 34 years4,171
35 to 44 years4,528
45 to 54 years5,219
55 to 59 years2,615
60 to 64 years4,023
65 to 74 years6,216
75 to 84 years2,957
85 years and over1,095
Median age (years)48.7
Under 18 years7,196
16 years and over34,451
18 years and over33,323
21 years and over32,413
62 years and over12,557
65 years and over10,268
Population by race
Total population40,519
One race39,372
   White38,626
   Black or African American178
   American Indian and Alaska Native123
   Asian143
   Native Hawaiian and Other Pacific Islander5
   Some other race297
Two or more races1,147
Citizen, voting age population
Citizen, VOTING AGE 18 and over population32,909
Male Citizen, VOTING AGE 18 and over population16,274
Female Citizen, VOTING AGE 18 and over population16,635

Social characteristics in Knox County, Maine

Households by type
Total households17,529
Family households (families)8,293
Married-couple family1,474
Male householder, no wife present, family2,791
Female householder, no husband present, family2,170
Nonfamily households4,971
Average household size7,306
Average family size2.22

Economic characteristics in Knox County, Maine

Income and benefits (in inflation-adjusted dollars)
Total households17,529
Less than $10,000840
$10,000 to $14,999758
$15,000 to $24,9991,486
$25,000 to $34,9991,452
$35,000 to $49,9992,132
$50,000 to $74,9993,511
$75,000 to $99,9992,603
$100,000 to $149,9992,679
$150,000 to $199,9991,134
$200,000 or more934
Median household income (dollars)63,399

Housing characteristics in Knox County, Maine

Housing occupancy
Total housing units24,247
Occupied housing units17,529
Vacant housing units6,718
Units in structure
Total housing units24,247
1-unit, detached18,952
1-unit, attached605
2 units1,145
3 or 4 units807
5 to 9 units428
10 to 19 units197
20 or more units497
Mobile home1,568
Boat, RV, van, etc.48
Year structure built
Total housing units24,247
Built 2014 or later14
Built 2010 to 2013896
Built 2000 to 20093,186
Built 1990 to 19992,837
Built 1980 to 19893,049
Built 1970 to 19792,814
Built 1960 to 19691,331
Built 1950 to 19591,323
Built 1940 to 1949764
Built 1939 or earlier8,033
Rooms
Total housing units24,247
1 room563
2 rooms635
3 rooms1,401
4 rooms3,833
5 rooms4,817
6 rooms4,275
7 rooms3,572
8 rooms2,292
9 rooms or more2,859
Median rooms5.7
Bedrooms
Total housing units24,247
No bedroom567
1 bedroom2,226
2 bedrooms7,103
3 bedrooms9,948
4 bedrooms3,406
5 or more bedrooms997
Housing tenure
Occupied housing units17,529
Owner-occupied13,887
Renter-occupied3,642
Average household size of owner-occupied unit2.30
Average household size of renter-occupied unit1.91
Year householder moved into unit
Occupied housing units17,529
Moved in 2017 or later1,313
Moved in 2015 to 20163,952
Moved in 2010 to 20142,773
Moved in 2000 to 20094,489
Moved in 1990 to 19992,084
Moved in 1989 and earlier2,918
Value
Owner-occupied units13,887
Less than $50,000632
$50,000 to $99,999508
$100,000 to $149,9991,895
$150,000 to $199,9992,887
$200,000 to $299,9993,481
$300,000 to $499,9992,846
$500,000 to $999,9991,319
$1,000,000 or more319
Median (dollars)224,400
Mortgage status
Owner-occupied units13,887
Housing units with a mortgage8,007
Housing units without a mortgage5,880
Gross rent
Occupied units paying rent3,275
Less than $500366
$500 to $9991,572
$1,000 to $1,499934
$1,500 to $1,999338
$2,000 to $2,49931
$2,500 to $2,99925
$3,000 or more9
Median (dollars)927
No rent paid367

Demographic data for Knox County, ME and each city in the county. Lists of cities by population, wealth and poverty in Knox County, ME.

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