CensusEasy
COUNTY · 2010 ACS

Knox County

Maine · 39,736 residents · 365.146 sq mi
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The short version

Knox County has lower-than-average household income, with a median household income of $45,264. Population has held roughly steady since 2000. Median home value has more than doubled since 2000, reaching $203,800. With a median age of 46.2, the population is older than the US median of 37.2.

At a glance
Lower income
below the US median
US median: $52,703
Older
median age 46.2
US median: 37.2
Average education
27% hold a bachelor's degree
US average: 28%
Less affordable
home values up 46%, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
39,736
Unchangedsince 2000
from 39,618 in 2000
1990 – 2025
Population density
109 / sq mi
Unchangedsince 2000
from 108 / sq mi in 2000
US average: 261
Median age
46.2
+12%since 2000
from 41.4 in 2000
US average: 37.2
Population, 1990 – 2024
36K37K39K40K41K1990201020202024Knox County
202441K
1990201020202024
Section 02

Income & economy

Median household income
$45,264
−3%inflation adjusted, since 2000
from $36,774 in 2000
US average: $52,703
1990 – 2024
Per capita income
$25,291
+27%since 2000
from $19,981 in 2000
US average: $27,286
Households earning $100K+
24.8%
+0.6 ptssince 2009
from 24.2% in 2009
US average: 33.3%
Poverty rate
12.5%
+2.4 ptssince 2000
from 10.1% in 2000
US average: 13.8%
Income inequality (Gini)
0.436
US average: 0.461
Workforce by industry, 2010
Information12.5%
US avg: 11.5%
Retail trade9.3%
US avg: 10.9%
Wholesale trade8.7%
US avg: 7.2%
Agriculture, forestry, fishing5.9%
US avg: 1.9%
Construction5.8%
US avg: 1.4%
Other services5.3%
US avg: 7%
Public administration3.3%
US avg: 4.9%
Transportation & warehousing2.9%
US avg: 3.1%
Finance & insurance2.9%
US avg: 5.1%
Professional, scientific, technical2.7%
US avg: 4.2%
Arts, entertainment, food1.3%
US avg: 2.4%
Education & health services0.2%
US avg: 0.9%
Manufacturing0.1%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$203,800
+46%inflation adjusted, since 2000
from $110,200 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$726
+11%inflation adjusted, since 2000
from $517 in 2000
US average: $853
Owner-occupied
47.2%
−26.8 ptssince 2000
from 74.0% in 2000
25.9% rent
Vacancy rate
28.2%
+0.8 ptssince 2009
from 27.4% in 2009
US average: 12.1%
Owner cost-burdened
33.9%
+1.4 ptssince 2009
from 32.5% in 2009
US average: 30.9%
Renter cost-burdened
47.7%
+0.3 ptssince 2009
from 47.3% in 2009
US average: 46.8%
Afford Score
4.5
+50%since 2000
from 3.0 in 2000
1990 – 2024
RELATED:See current rent listings in Knox County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic97.9%(38,777)
Black0.2%(78)
Hispanic / Latino0.6%(225)
Asian0.4%(141)
Other0%
Diversity Score2.8%(1,112)
2010
White, non-Hispanic96.5%(38,337)
Black0.5%(192)
Hispanic / Latino0.8%(337)
Asian0.5%(184)
Other1.5%(597)
Diversity Score8.1%(3,212)
Diversity Score
8
+188%since 2000
from 3 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
26.9%
+0.7 ptssince 2000
from 26.2% in 2000
US average: 27.9%
High school or higher
89.7%
+2.2 ptssince 2000
from 87.5% in 2000
US average: 84.9%
Graduate degree
8.8%
−0.4 ptssince 2000
from 9.2% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
18.8 min
+43%since 2000
from 13.2 min in 2000
US average: 25.2
Drive alone to work
74.2%
−1.3 ptssince 2009
from 75.5% in 2009
US average: 76.2%
Carpooled to work
10.6%
+0.6 ptssince 2009
from 10.0% in 2009
US average: 10.4%
Public transit
0.5%
Unchangedsince 2009
from 0.4% in 2009
US average: 4.7%
Worked from home
8.7%
+0.6 ptssince 2009
from 8.1% in 2009
US average: 4.1%
Walked to work
3.3%
−0.1 ptssince 2009
from 3.4% in 2009
US average: 2.8%
Biked to work
0.3%
Unchangedsince 2009
from 0.3% in 2009
US average: 0.5%
No vehicle available
6.6%
+0.3 ptssince 2009
from 6.4% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
12.6%
+0.9 ptssince 2009
from 11.7% in 2009
US average: 12.9%
Management & professional
30.6%
−29.7 ptssince 2009
from 60.3% in 2009
US average: 35.2%
Section 08

People & community

Male
49.2%
−0.1 ptssince 2009
from 49.3% in 2009
Female
50.8%
+0.1 ptssince 2009
from 50.7% in 2009
Foreign born
2.0%
+0.1 ptssince 2009
from 1.9% in 2009
US average: 12.8%
Veterans
14.0%
−34.9 ptssince 2009
from 48.8% in 2009
US average: 9.9%
Drill deeper

Places similar to Knox County

Nez Perce County
Pop 42,905
Montrose County
Pop 44,591
Murray County
Pop 41,607
Macoupin County
Pop 43,748
Places similar to Knox County
Head to head

Compare Knox County to nearby counties

KNOX COUNTY VS
Lincoln County
Income$76,875+70%
Home value$332,700+63%
Population36,595−11%
SEE FULL COMPARISON →
KNOX COUNTY VS
Waldo County
Income$72,782+61%
Home value$257,700+26%
Population40,693−1%
SEE FULL COMPARISON →
KNOX COUNTY VS
Sagadahoc County
Income$87,806+94%
Home value$333,300+64%
Population37,979−8%
SEE FULL COMPARISON →
KNOX COUNTY VS
Kennebec County
Income$69,077+53%
Home value$238,200+17%
Population129,067+214%
SEE FULL COMPARISON →
Frequently asked

How many people live in Knox County, Maine?

Knox County, Maine has about 39,736 residents according to the 2010 American Community Survey.

What is the median household income in Knox County, Maine?

The typical household in Knox County, Maine earns about $45,264 a year. Half of households make more than that, and half make less.

Is Knox County, Maine expensive?

In Knox County, Maine, the median home is worth about $203,800, and the typical rent is about $726 a month.

How educated are people in Knox County, Maine?

About 26.9% of adults age 25 and over in Knox County, Maine hold a bachelor's degree or higher.

What is the poverty rate in Knox County, Maine?

About 12.5% of people in Knox County, Maine live below the federal poverty line.

Has Knox County, Maine grown since 1990?

Yes, Knox County, Maine has grown since 1990. The population has added about 3,426 residents, a change of about 9 percent over that period.

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Explore from here

13 census tracts
Census Tract 9702Census Tract 9704.01Census Tract 9707Census Tract 9703.02Census Tract 9705Census Tract 9703.01Census Tract 9708Census Tract 9704.02Census Tract 9710Census Tract 9709Census Tract 9706Census Tract 9711Census Tract 9900
19 ZIP codes
ZIP 04841ZIP 04843ZIP 04864ZIP 04862ZIP 04856ZIP 04861ZIP 04847ZIP 04574ZIP 04860ZIP 04854ZIP 04563ZIP 04858ZIP 04863ZIP 04547ZIP 04859ZIP 04853ZIP 04855ZIP 04645ZIP 04851
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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