US Census Data

Knox County vs Waldo County

A side-by-side comparison of Knox County and Waldo County: population, income, housing, and more.

Knox County and Waldo County are counties in Maine. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Knox County has the higher population (40,860 vs 40,006 in Waldo County). Knox County has the higher median household income ($71,903 vs $68,441 in Waldo County). Knox County has the higher median home value ($290,800 vs $239,100 in Waldo County).

Population, income & housing

Knox CountyWaldo County
Population40,86040,006
Median age49.2 yrs46.9 yrs
Median household income$71,903$68,441
Median home value$290,800$239,100
Median gross rent$1,079$969
Housing units24,42822,118
Homeownership rate78.5%80.9%
Bachelor's degree or higher39.1%34.8%
Unemployment rate3.9%4.4%

Trends (ACS 5-year, 2019–2023)

Knox CountyWaldo County
Population39,759 → 40,860 (+2.8%)39,539 → 40,006 (+1.2%)
Median household income$57,751 → $71,903 (+24.5%)$51,931 → $68,441 (+31.8%)
Median home value$213,400 → $290,800 (+36.3%)$163,000 → $239,100 (+46.7%)
Median gross rent$856 → $1,079 (+26.1%)$814 → $969 (+19.0%)

Knox County

Population
39,75940,860
Median household income
$57,751$71,903
Median home value
$213,400$290,800
Median gross rent
$856$1,079

Waldo County

Population
39,53940,006
Median household income
$51,931$68,441
Median home value
$163,000$239,100
Median gross rent
$814$969

Age & race/ethnicity

Age distribution (share)

Knox CountyWaldo County
Under 53.8%4.4%
5 to 1713.3%13.6%
18 to 246.1%7.1%
25 to 3410.4%10.4%
35 to 4411.2%12.0%
45 to 5412.6%12.5%
55 to 6415.5%15.5%
65 to 7416.2%15.6%
75 and over10.9%8.9%

Race & ethnicity (share)

Knox CountyWaldo County
White (non-Hispanic)94.1%93.0%
Black or African American0.4%0.5%
American Indian & Alaska Native0.3%0.2%
Asian0.3%0.4%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.1%0.8%
Two or more races3.1%3.6%
Hispanic or Latino1.8%1.5%

Educational attainment (age 25+)

Share of adults 25+

Knox CountyWaldo County
No high school diploma5.7%6.3%
High school graduate30.1%31.6%
Some college or associate's25.1%27.3%
Bachelor's degree24.6%20.0%
Graduate or professional degree14.5%14.8%

Commute to work

How workers get to work (share)

Knox CountyWaldo County
Drove alone69.4%72.2%
Carpooled9.6%7.4%
Public transit0.0%0.6%
Walked4.7%3.6%
Bicycle0.1%0.1%
Worked from home14.5%15.1%
Other means1.7%1.0%

Housing

Units in structure (share)

Knox CountyWaldo County
1-unit, detached79.3%75.2%
1-unit, attached1.9%2.5%
2 to 4 units7.7%5.3%
5 to 19 units2.8%2.9%
20 or more units2.1%1.3%
Mobile home & other6.2%12.9%

Poverty & households

Knox CountyWaldo County
Poverty rate8.8%12.8%
Average household size2.172.25
Mean commute (minutes)2026
Median year structure built19731983

Full profiles

2

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Knox County vs Waldo County: Compare Population & Demographics | US Census Data