Allen County vs Spencer County

A side-by-side comparison of Allen County and Spencer County: population, income, housing, and more.

Allen County and Spencer County are counties in Kentucky. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Allen County has the higher population (21,029 vs 19,875 in Spencer County). Spencer County has the higher median household income ($98,333 vs $59,029 in Allen County). Spencer County has the higher median home value ($297,600 vs $176,300 in Allen County).

Population, income & housing

	Allen County	Spencer County
Population	21,029	19,875
Median age	40.7 yrs	43.3 yrs
Median household income	$59,029	$98,333
Median home value	$176,300	$297,600
Median gross rent	$750	$954
Housing units	9,261	7,599
Homeownership rate	76.7%	86.6%
Bachelor's degree or higher	17.4%	22.1%
Unemployment rate	7.5%	5.9%

Trends (ACS 5-year, 2019–2023)

	Allen County	Spencer County
Population	20,944 → 21,029 (+0.4%)	18,680 → 19,875 (+6.4%)
Median household income	$44,036 → $59,029 (+34.0%)	$80,166 → $98,333 (+22.7%)
Median home value	$120,600 → $176,300 (+46.2%)	$213,300 → $297,600 (+39.5%)
Median gross rent	$677 → $750 (+10.8%)	$649 → $954 (+47.0%)

Allen County

Population

20,94421,029

Median household income

$44,036$59,029

Median home value

$120,600$176,300

Median gross rent

$677$750

Spencer County

Population

18,68019,875

Median household income

$80,166$98,333

Median home value

$213,300$297,600

Median gross rent

$649$954

Age & race/ethnicity

Age distribution (share)

	Allen County	Spencer County
Under 5	5.9%	5.3%
5 to 17	17.2%	17.4%
18 to 24	7.3%	7.2%
25 to 34	12.8%	10.1%
35 to 44	11.4%	14.2%
45 to 54	13.1%	14.8%
55 to 64	14.7%	16.1%
65 to 74	10.7%	10.0%
75 and over	6.9%	5.0%

Race & ethnicity (share)

	Allen County	Spencer County
White (non-Hispanic)	93.5%	93.2%
Black or African American	0.5%	0.9%
American Indian & Alaska Native	0.1%	0.1%
Asian	0.0%	0.4%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.2%	0.3%
Two or more races	2.9%	2.5%
Hispanic or Latino	2.8%	2.6%

Educational attainment (age 25+)

Share of adults 25+

	Allen County	Spencer County
No high school diploma	15.0%	6.7%
High school graduate	40.9%	38.3%
Some college or associate's	26.6%	32.9%
Bachelor's degree	10.3%	13.7%
Graduate or professional degree	7.1%	8.4%

Commute to work

How workers get to work (share)

	Allen County	Spencer County
Drove alone	74.3%	83.4%
Carpooled	11.5%	4.1%
Public transit	0.5%	0.1%
Walked	3.9%	0.7%
Bicycle	0.0%	0.2%
Worked from home	9.4%	10.5%
Other means	0.5%	1.0%

Housing

Units in structure (share)

	Allen County	Spencer County
1-unit, detached	73.6%	89.6%
1-unit, attached	1.0%	0.1%
2 to 4 units	1.8%	1.9%
5 to 19 units	4.1%	2.1%
20 or more units	0.3%	0.8%
Mobile home & other	19.2%	5.6%

Poverty & households

	Allen County	Spencer County
Poverty rate	15.0%	7.4%
Average household size	2.65	2.80
Mean commute (minutes)	27	32
Median year structure built	1988	1998