Delaware County vs Montgomery County

A side-by-side comparison of Delaware County and Montgomery County: population, income, housing, and more.

Delaware County and Montgomery County are counties in Pennsylvania. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Montgomery County has the higher population (861,225 vs 576,195 in Delaware County). Montgomery County has the higher median household income ($111,521 vs $88,576 in Delaware County). Montgomery County has the higher median home value ($409,900 vs $302,400 in Delaware County).

Population, income & housing

	Delaware County	Montgomery County
Population	576,195	861,225
Median age	39.0 yrs	41.1 yrs
Median household income	$88,576	$111,521
Median home value	$302,400	$409,900
Median gross rent	$1,315	$1,612
Housing units	229,390	348,696
Homeownership rate	69.6%	71.7%
Bachelor's degree or higher	41.6%	52.3%
Unemployment rate	6.9%	4.4%

Trends (ACS 5-year, 2019–2023)

	Delaware County	Montgomery County
Population	564,554 → 576,195 (+2.1%)	823,823 → 861,225 (+4.5%)
Median household income	$74,477 → $88,576 (+18.9%)	$91,546 → $111,521 (+21.8%)
Median home value	$244,400 → $302,400 (+23.7%)	$316,100 → $409,900 (+29.7%)
Median gross rent	$1,078 → $1,315 (+22.0%)	$1,295 → $1,612 (+24.5%)

Delaware County

Population

564,554576,195

Median household income

$74,477$88,576

Median home value

$244,400$302,400

Median gross rent

$1,078$1,315

Montgomery County

Population

823,823861,225

Median household income

$91,546$111,521

Median home value

$316,100$409,900

Median gross rent

$1,295$1,612

Age & race/ethnicity

Age distribution (share)

	Delaware County	Montgomery County
Under 5	5.7%	5.3%
5 to 17	16.4%	16.2%
18 to 24	9.7%	8.0%
25 to 34	12.8%	12.3%
35 to 44	12.9%	13.3%
45 to 54	12.0%	12.7%
55 to 64	13.5%	13.9%
65 to 74	10.1%	10.5%
75 and over	6.9%	7.8%

Race & ethnicity (share)

	Delaware County	Montgomery County
White (non-Hispanic)	63.3%	72.4%
Black or African American	21.7%	9.1%
American Indian & Alaska Native	0.0%	0.0%
Asian	6.1%	7.8%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.5%	0.5%
Two or more races	3.5%	3.7%
Hispanic or Latino	4.8%	6.5%

Educational attainment (age 25+)

Share of adults 25+

	Delaware County	Montgomery County
No high school diploma	6.4%	5.1%
High school graduate	27.2%	22.0%
Some college or associate's	24.8%	20.6%
Bachelor's degree	23.5%	29.2%
Graduate or professional degree	18.1%	23.0%

Commute to work

How workers get to work (share)

	Delaware County	Montgomery County
Drove alone	66.1%	66.6%
Carpooled	6.8%	6.1%
Public transit	6.7%	3.0%
Walked	3.3%	2.0%
Bicycle	0.2%	0.2%
Worked from home	15.4%	21.1%
Other means	1.5%	1.0%

Housing

Units in structure (share)

	Delaware County	Montgomery County
1-unit, detached	43.8%	53.6%
1-unit, attached	32.0%	20.1%
2 to 4 units	8.7%	6.8%
5 to 19 units	6.2%	6.5%
20 or more units	8.9%	12.1%
Mobile home & other	0.4%	0.8%

Poverty & households

	Delaware County	Montgomery County
Poverty rate	10.2%	6.5%
Average household size	2.56	2.52
Mean commute (minutes)	28	28
Median year structure built	1957	1970