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Montgomery County, Pennsylvania Demographics 2026

Montgomery County, Pennsylvania has a population of 867,573, the 3rd most populous county in Pennsylvania. The median household income is $113,915 and the median home value is $436,700. The poverty rate is 6.5%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Montgomery County Quick Facts

Population 867,573
Median Household Income $113,915
Median Home Value $436,700
Poverty Rate 6.5%
Unemployment Rate 4.5%
Median Age 41.2 years
Homeownership Rate 71.4%
Affordability Ratio 3.8x
Bachelor's Degree+ 53.0%
High School Graduation 95.1%
Cities/Places 67
Population 867,573 3rd of 67
Median Income $113,915 46% higher than state
Poverty Rate 6.5%
Unemployment 4.5%

How Montgomery County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population861,225867,573+0.7%
Median household income$111,521$113,915+2.1%
Median home value$409,900$436,700+6.5%

Economy & Housing

Household Income Distribution

Under $25K 8.9%
$25K-$50K 11.6%
$50K-$100K 23.5%
$100K+ 56.0%
Detailed income brackets
Under $10K
3.3%
$10K-$15K
1.8%
$15K-$20K
1.7%
$20K-$25K
2.1%
$25K-$30K
2.3%
$30K-$35K
2.2%
$35K-$40K
2.4%
$40K-$45K
2.4%
$45K-$50K
2.3%
$50K-$60K
5.1%
$60K-$75K
7.0%
$75K-$100K
11.4%
$100K-$125K
10.3%
$125K-$150K
9.0%
$150K-$200K
12.4%
$200K+
24.3%

Employment

4.5% Unemployment Rate State: 5.3%|National: 5.2%
67.8% Labor Force Participation

Housing Overview

Owner 71.4%
Renter 28.6%
Affordability Index Affordable
3.8x home value to income ratio
Median gross rent $1,683/mo 17.7% of median household income annually

People & Demographics

Diversity Index

47out of 100
Moderate Diversity

Moderate diversity with one or two groups making up the majority.

State average: 45 | National average: 61

Education

Cities & Places in Montgomery County

CityPopulationMedian IncomePovertyHome Value
Norristown35,893$66,70118.5%$213,900
King of Prussia25,857$117,9124.5%$436,200
Pottstown23,476$60,82817.5%$195,400
Lansdale19,011$88,22911.3%$343,800
Horsham16,005$94,9874.9%$388,500
Willow Grove14,131$98,0645.7%$357,300
Ardmore13,909$119,1114.8%$453,100
Montgomeryville13,388$131,3454.1%$471,000
Roslyn10,639$99,31810.2%$328,800
Bala Cynwyd10,227$150,00011.4%$640,400
Conshohocken9,282$122,7214.2%$443,600
Audubon9,229$111,2344.2%$460,900
Villanova9,186$250,000+2.2%$946,400
Harleysville9,090$106,7356.0%$424,100
Sanatoga8,949$86,74614.6%$308,500
Kulpsville8,799$92,7213.9%$369,700
Hatboro8,283$112,5654.4%$351,000
Glenside7,659$101,6765.1%$390,600
Plymouth Meeting7,502$112,4913.8%$512,500
Elkins Park7,213$129,8526.4%$401,200
Souderton7,181$93,53710.1%$320,900
Ambler6,847$77,3946.0%$377,300
Maple Glen6,643$181,1030.9%$570,900
Blue Bell6,424$171,8183.4%$614,000
Fort Washington6,271$166,3213.5%$575,600
Gilbertsville6,165$116,8182.9%$359,100
Penn Wynne6,070$150,2985.2%$555,500
Oreland5,953$111,6254.6%$420,700
Bryn Mawr5,880$92,96122.8%$453,400
Merion Station5,788$250,000+4.2%$886,600
Wyndmoor5,633$152,5941.6%$485,000
Collegeville5,247$91,4667.1%$443,000
Bridgeport5,174$82,70518.2%$341,100
Spring House5,137$198,0774.6%$670,700
Flourtown4,992$148,2742.7%$507,300
Eagleville (Montgomery County)4,985$103,79313.0%$416,500
Royersford4,945$75,28812.5%$295,000
Trooper4,907$133,2143.5%$443,900
Telford4,829$91,0586.2%$320,300
Jenkintown4,727$110,7039.7%$398,000
Narberth4,511$123,9771.7%$749,500
Trappe4,025$127,2504.5%$415,400
Pennsburg3,994$111,8486.7%$275,900
Skippack3,937$167,7782.6%$535,200
Stowe3,698$81,3438.5%$214,900
Halfway House3,688$121,81511.9%$331,900
Hatfield3,502$80,9627.0%$364,400
North Wales3,440$128,0565.0%$410,500
Rosemont3,421$88,3228.1%$643,600
Pottsgrove3,409$122,8135.1%$332,600
Wyncote3,389$148,8248.3%$470,100
East Greenville3,169$87,3967.2%$253,400
Evansburg2,976$122,8660.0%$481,700
McKinley2,662$107,06714.1%$346,400
Rockledge2,634$92,6399.5%$324,300
Red Hill2,513$64,6978.2%$233,000
Mont Clare2,313$91,39710.9%$339,400
Spring Mount2,288$104,58316.3%$262,800
Cheltenham Village2,112$90,2405.8%$295,600
Haverford College1,695$182,5000.0%N/A
Swedeland1,630$115,8473.7%$340,000
West Conshohocken1,536$139,3755.0%$475,500
Schwenksville1,385$72,5009.1%$252,900
Woxall1,347$137,2500.7%$456,800
Bryn Athyn1,143$143,1250.3%$678,100
Arcadia University792N/AN/AN/A
Green Lane511$72,0548.2%$262,500

Population Overview

Montgomery County is located in Pennsylvania with a total population of 867,573. It is the 3rd most populous county out of 67 in Pennsylvania. The county encompasses 67 Census-designated places.

Age Demographics

The median age in Montgomery County is 41.2 years. This is about the same as the state median of 40.9 years.

Economy, Income & Housing

The median household income in Montgomery County is $113,915. This is 46% higher than the state median of $77,971. It is also 41% higher than the national median of $80,734. The poverty rate stands at 6.5%. This is 44% lower than the state poverty rate of 11.7%. The unemployment rate is 4.5%. This is 15% lower than the state rate of 5.3%. The median home value is $436,700. Housing costs are 72% higher than the state median of $254,500. The home-value-to-income ratio is 3.8x. 71.4% of occupied housing units are owner-occupied. This homeownership rate is 3% higher than the state average of 69.3%.

Race & Ethnicity

The largest racial or ethnic group in Montgomery County is White (non-Hispanic), making up 71.5% of the population. Black or African American residents account for 9.2%. The Asian population is significantly higher than the state average (8.0% vs 3.8%).

Education

53.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Montgomery County in the top 10% of all counties in the state for educational attainment. This is 51% higher than the state rate of 35.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.1%. Notably, 23.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All figures for Montgomery County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Pennsylvania and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Montgomery County, Pennsylvania?

Montgomery County has a population of 867,573, making it the 3rd most populous county in Pennsylvania.

What is the median income in Montgomery County?

The median household income in Montgomery County is $113,915 with a poverty rate of 6.5%.

How many cities are in Montgomery County, Pennsylvania?

Montgomery County contains 67 Census-designated places.