Montgomery County, Pennsylvania Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Montgomery County, PA Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
-
A
Health Above averageHealthiest county in Pennsylvania
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A
Income Above averageAmong the top 3 wealthiest counties in Pennsylvania
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A+
Education Top gradeAmong the top 3 best educated counties in Pennsylvania
Source: Map AI Methodology
Population: density and quick facts
| Metric | Montgomery County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Population | 867,535 | 13,004,688 | 337,468,954 |
| Population density (per sq mi) | 1782.0 | 282.1 | 86.4 |
| Population growth (%/yr) | 0.76% | 0.21% | 0.59% |
| Median age | 42.0 | 41.6 | 37.3 |
| Households | 335,486 | 5,268,760 | 130,235,071 |
Population in Montgomery County grew by 11.5% from 2009 to 2024, reaching 867,535 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Montgomery County is Millennials, aged 29–44, at 21.6% of residents. That is 0.6 points above Pennsylvania as a whole.
- Gen Z 13–28 169,220 19.5% -0.6 pts
- Millennials 29–44 187,386 21.6% +0.6 pts
- Gen X 45–60 181,487 20.9% +0.3 pts
- Boomers 61–79 154,201 17.8% -1.3 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Pennsylvania, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.1% of the people living in Montgomery County and men 48.9%.
- Women 51.1% Pennsylvania 50.8%
- Men 48.9% Pennsylvania 49.2%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Montgomery County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Montgomery County has a the economy index of A, which means it is very prosperous.
| Metric | Montgomery County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Median household income | $114,626 | $78,249 | $80,455 |
| Income growth (%/yr) | 4.24% | 4.43% | 4.80% |
| Unemployment rate | 4.5% | 5.2% | 5.2% |
The median household income in Montgomery County is about 46% higher than in Pennsylvania.
Housing
| Metric | Montgomery County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Median home price | $273,761 | $152,469 | $248,835 |
| Median rent | $1,683 | $1,208 | $1,407 |
| Homeownership rate | 71.4% | 69.3% | 65.2% |
The median home price in Montgomery County is about 13.6 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,683 per month for that long.
Commute Time & Mobility
Commuters in Montgomery County spend about 51 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 213 hours, about 8.9 full days, spent commuting.
| Metric | Montgomery County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 25.5 | 22.4 | 22.4 |
| Round-trip commute (min) | 51.1 | 44.7 | 44.8 |
| Yearly time spent (hours) | 213 | 186 | 187 |
| Estimated yearly cost | $6,596 | $5,779 | $5,790 |
| Work from home | 23.3% | 15.6% | 15.0% |
| Highway traffic (vehicles/day) | 14,041 | 6,862 | 8,813 |
| Local road traffic (vehicles/day) | 2,273 | 1,152 | 1,355 |
Fastest commutes among counties in
Pennsylvania:
Cameron County (11.4 min), Elk County (15.4 min), McKean County (15.9 min).
Slowest:
Pike County (32.5 min), Perry County (32.0 min), Carbon County (30.5 min).
The average commute time in Montgomery County is 26 minutes, longer than the 22 minutes in Pennsylvania.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Montgomery County has a education index of A+, which means it is exceptionally educated.
| Metric | Montgomery County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 48.2% | 31.4% | 31.6% |
| Average household size | 2.52 | 2.39 | 2.53 |
Highest education index among counties in
Pennsylvania:
Chester County (0.4), Montgomery County (0.4), Allegheny County (0.4).
Lowest:
Forest County (0.1), Mifflin County (0.2), Juniata County (0.2).
Health
Montgomery County has a health index of A, which means it is very healthy.
| Metric | Montgomery County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 80.2 | 78.4 | 78.3 |
| Self-rated poor health | 10.8% | 15.7% | 16.3% |
| Smokers | 13.7% | 20.1% | 19.0% |
Highest health index among counties in
Pennsylvania:
Montgomery County (0.8), Centre County (0.8), Chester County (0.8).
Lowest:
Forest County (0.8), Mifflin County (0.8), Jefferson County (0.8).
Montgomery County, PA Compared With Nearby Counties
Montgomery County, PA is the 2nd largest of the 6 counties compared here, 867,535 residents against a local median of 578,234. Where Montgomery County, PA breaks from the counties next to it is median household income, sitting 27% above the local median of $90,232 at $114,626. That is the better end of the local range on this measure.
Median home price tells the same story from another angle: $273,761 against a local median of $215,869, 27% above it. The counties themselves spread $64,848 on median household income, so Montgomery County, PA sits at one end of an already wide local range rather than apart from it. Montgomery County, PA has the 3rd highest median household income of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Montgomery County, PA | 867,535 | $114,626 #3/6 | $273,761 #1/6 | 25.5 min #4/6 |
| Bucks County, PA | 647,283 | $115,660 | $248,394 | 23.8 min |
| Delaware County, PA | 578,234 | $90,232 | $194,369 | 26.1 min |
| Philadelphia County, PA | 1,579,069 | $62,185 | $209,765 | 30.5 min |
| Chester County, PA | 543,223 | $127,033 | $226,626 | 23.3 min |
| Lehigh County, PA | 378,708 | $80,478 | $215,869 | 21.5 min |
Frequently Asked Questions
Common questions about Montgomery County, Pennsylvania.
What is the population of Montgomery County, Pennsylvania?
About 867,535 people live in Montgomery County, Pennsylvania, in 335,486 households of 2.5 people on average. The median age is 42.0, so residents are older than the U.S. median of 37.3 by about 5 years.
Is Montgomery County, Pennsylvania mostly urban or rural?
Averaged over its land area, Montgomery County, Pennsylvania has 1,782 people per square mile, a density typical of urban and suburban areas. That is about 21 times the U.S. average of 86.
Can a typical household afford a home in Montgomery County, Pennsylvania?
The median home costs 2.4 times the median household income ($273,761 against $114,626), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $1,683 a month takes about 18% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
What share of adults in Montgomery County, Pennsylvania have a college degree?
48.2% of adults in Montgomery County, Pennsylvania hold a bachelor's degree or higher (about 1 in 2), well above the U.S. share of 31.6%.
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