Allison Park vs Plum

A side-by-side comparison of Allison Park and Plum: population, income, housing, and more.

Allison Park and Plum are places in Pennsylvania. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Plum has the higher population (26,873 vs 22,108 in Allison Park). Allison Park has the higher median household income ($108,669 vs $98,475 in Plum). Allison Park has the higher median home value ($328,700 vs $218,600 in Plum).

Population, income & housing

	Allison Park	Plum
Population	22,108	26,873
Median age	44.2 yrs	43.5 yrs
Median household income	$108,669	$98,475
Median home value	$328,700	$218,600
Median gross rent	$1,190	$1,156
Housing units	9,620	11,476
Homeownership rate	75.6%	80.8%
Bachelor's degree or higher	58.9%	43.3%
Unemployment rate	3.3%	2.9%

Trends (ACS 5-year, 2019–2023)

	Allison Park	Plum
Population	23,092 → 22,108 (-4.3%)	27,195 → 26,873 (-1.2%)
Median household income	$83,594 → $108,669 (+30.0%)	$78,709 → $98,475 (+25.1%)
Median home value	$235,600 → $328,700 (+39.5%)	$153,700 → $218,600 (+42.2%)
Median gross rent	$1,054 → $1,190 (+12.9%)	$948 → $1,156 (+21.9%)

Allison Park

Population

23,09222,108

Median household income

$83,594$108,669

Median home value

$235,600$328,700

Median gross rent

$1,054$1,190

Plum

Population

27,19526,873

Median household income

$78,709$98,475

Median home value

$153,700$218,600

Median gross rent

$948$1,156

Age & race/ethnicity

Age distribution (share)

	Allison Park	Plum
Under 5	4.7%	5.4%
5 to 17	14.3%	16.5%
18 to 24	8.3%	6.1%
25 to 34	11.9%	11.3%
35 to 44	12.4%	13.0%
45 to 54	12.6%	12.8%
55 to 64	14.5%	14.5%
65 to 74	13.0%	10.6%
75 and over	8.3%	9.9%

Race & ethnicity (share)

	Allison Park	Plum
White (non-Hispanic)	90.6%	92.1%
Black or African American	1.4%	3.3%
American Indian & Alaska Native	0.0%	0.0%
Asian	2.6%	1.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.3%	0.5%
Two or more races	2.2%	2.2%
Hispanic or Latino	2.9%	0.9%

Educational attainment (age 25+)

Share of adults 25+

	Allison Park	Plum
No high school diploma	1.7%	2.5%
High school graduate	16.8%	24.4%
Some college or associate's	22.6%	29.8%
Bachelor's degree	34.6%	28.2%
Graduate or professional degree	24.2%	15.1%

Commute to work

How workers get to work (share)

	Allison Park	Plum
Drove alone	69.6%	71.0%
Carpooled	5.9%	4.5%
Public transit	1.4%	1.9%
Walked	1.6%	0.6%
Bicycle	0.3%	0.0%
Worked from home	19.8%	21.2%
Other means	1.4%	0.8%

Housing

Units in structure (share)

	Allison Park	Plum
1-unit, detached	70.5%	78.5%
1-unit, attached	6.7%	9.2%
2 to 4 units	0.9%	2.8%
5 to 19 units	13.2%	3.7%
20 or more units	7.9%	4.9%
Mobile home & other	0.7%	0.9%

Poverty & households

	Allison Park	Plum
Poverty rate	3.6%	3.1%
Average household size	2.35	2.51
Mean commute (minutes)	26	31
Median year structure built	1972	1971