COUNTY · 1990 CENSUS

Knox County

Maine · 36,310 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 $25,405. Population has declined 8% since 2000. Median home value is $92,300.

At a glance

Lower income

below the US median

US median: $30,130

Older

median age 37.0

US median: 33.0

Average education

20% hold a bachelor's degree

US average: 20%

Stable housing

home values roughly flat, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

36,310

−8%vs 2000

vs 39,618 in 2000

1990 – 2025

Population density

99 / sq mi

−8%vs 2000

vs 108 / sq mi in 2000

US average: 221

Median age

37.0

−11%vs 2000

vs 41.4 in 2000

US average: 33.0

Population, 1990 – 2024

202441K

Section 02

Income & economy

Median household income

$25,405

−9%inflation adjusted, since 2000

vs $36,774 in 2000

US average: $30,130

1990 – 2024

Per capita income

$12,949

−35%vs 2000

vs $19,981 in 2000

US average: $14,340

Poverty rate

11.9%

+1.8 ptsvs 2000

vs 10.1% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$92,300

+10%inflation adjusted, since 2000

vs $110,200 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$399

+2%inflation adjusted, since 2000

vs $517 in 2000

US average: $450

Owner-occupied

73.6%

−0.3 ptsvs 2000

vs 74.0% in 2000

26.4% rent

Afford Score

3.6

+21%vs 2000

vs 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)

1990

White, non-Hispanic99.2%(36,030)

Black0.1%(51)

Hispanic / Latino0.2%(79)

Asian0.1%(53)

Other0.5%(176)

Diversity Score2.5%(890)

Diversity Score

−13%vs 2000

vs 3 in 2000

1990 – 2024

Section 05

Education

Bachelor's degree or higher

19.8%

−6.4 ptsvs 2000

vs 26.2% in 2000

US average: 20.3%

High school or higher

80.8%

−6.6 ptsvs 2000

vs 87.5% in 2000

US average: 75.2%

Graduate degree

6.0%

−3.1 ptsvs 2000

vs 9.2% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

22.4 min

+69%vs 2000

vs 13.2 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Knox County

Head to head

Compare Knox County to nearby counties

KNOX COUNTY VS

Lincoln County

Income$76,875+203%

Home value$332,700+260%

Population36,595−11%

SEE FULL COMPARISON →

KNOX COUNTY VS

Waldo County

Income$72,782+186%

Home value$257,700+179%

Population40,693−1%

SEE FULL COMPARISON →

KNOX COUNTY VS

Sagadahoc County

Income$87,806+246%

Home value$333,300+261%

Population37,979−8%

SEE FULL COMPARISON →

KNOX COUNTY VS

Kennebec County

Income$69,077+172%

Home value$238,200+158%

Population129,067+214%

SEE FULL COMPARISON →

Frequently asked

How many people live in Knox County, Maine?

Knox County, Maine has about 36,310 residents according to the 1990 Census.

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

The typical household in Knox County, Maine earns about $25,405 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 $92,300, and the typical rent is about $399 a month.

How educated are people in Knox County, Maine?

About 19.8% 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 11.9% of people in Knox County, Maine live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →