Mason, Ohio Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Mason, OH Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A
Health Above average
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A
Income Above average
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A+
Education Top grade
Source: Map AI Methodology
Population
| Metric | Mason | Ohio Avg | U.S. Average |
|---|---|---|---|
| Population | 37,194 | 11,799,428 | 337,468,954 |
| Population density (per sq mi) | 1907.5 | 263.2 | 86.4 |
| Population growth (%/yr) | 0.58% | 0.23% | 0.59% |
| Median age | 40.1 | 38.5 | 37.3 |
| Households | 14,291 | 4,857,236 | 130,235,071 |
Population in Mason grew by 19.2% from 2009 to 2024, reaching 37,194 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Mason is Gen X, aged 45–60, at 24.1% of residents. That is 3.9 points above Ohio as a whole.
- Gen Z 13–28 7,114 19.1% -1.7 pts
- Millennials 29–44 8,193 22.0% +0.9 pts
- Gen X 45–60 8,945 24.1% +3.9 pts
- Boomers 61–79 5,251 14.1% -4.0 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 Ohio, 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 51.0% of the people living in Mason and men 49.0%.
- Women 51.0% Ohio 50.8%
- Men 49.0% Ohio 49.2%
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Economy
Mason has a the economy index of A, which means it is very prosperous.
| Metric | Mason | Ohio Avg | U.S. Average |
|---|---|---|---|
| Median household income | $126,013 | $71,509 | $80,455 |
| Income growth (%/yr) | 4.60% | 4.38% | 4.80% |
| Unemployment rate | 2.4% | 4.8% | 5.2% |
The median household income in Mason is about 76% higher than in Ohio.
Housing
| Metric | Mason | Ohio Avg | U.S. Average |
|---|---|---|---|
| Median home price | $137,500 | $139,044 | $248,835 |
| Median rent | $1,783 | $1,033 | $1,407 |
| Homeownership rate | 77.1% | 67.2% | 65.2% |
The median home price in Mason is about 6.4 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,783 per month for that long.
Commute Time & Mobility
Commuters in Mason spend about 46 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 191 hours, about 7.9 full days, spent commuting.
| Metric | Mason | Ohio Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.9 | 21.1 | 22.4 |
| Round-trip commute (min) | 45.7 | 42.2 | 44.8 |
| Yearly time spent (hours) | 191 | 176 | 187 |
| Estimated yearly cost | $5,909 | $5,447 | $5,790 |
| Work from home | 23.0% | 13.0% | 15.0% |
| Highway traffic (vehicles/day) | 25,784 | 8,648 | 8,813 |
| Local road traffic (vehicles/day) | 2,870 | 1,212 | 1,355 |
The average commute time in Mason is 23 minutes, longer than the 21 minutes in Ohio.
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
Mason has a education index of A+, which means it is exceptionally educated.
| Metric | Mason | Ohio Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 58.0% | 28.1% | 31.6% |
| Average household size | 2.57 | 2.37 | 2.53 |
Health
Mason has a health index of A, which means it is very healthy.
| Metric | Mason | Ohio Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 82.7 | 77.0 | 78.3 |
| Self-rated poor health | 9.3% | 17.2% | 16.3% |
| Smokers | 14.5% | 24.3% | 19.0% |
Frequently Asked Questions
Common questions about Mason, Ohio.
How big is Mason, Ohio by population?
About 37,194 people live in Mason, Ohio, in 14,291 households of 2.6 people on average. The median age is 40.1, so residents are older than the U.S. median of 37.3 by about 3 years.
Is Mason, Ohio mostly urban or rural?
Averaged over its land area, Mason, Ohio has 1,907 people per square mile, a density typical of urban and suburban areas. That is about 22 times the U.S. average of 86.
How affordable is housing in Mason, Ohio?
The median home costs 1.1 times the median household income ($137,500 against $126,013), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $1,783 a month takes about 17% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How strong is the job market in Mason, Ohio?
Unemployment in Mason, Ohio is only 2.4%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
How educated are people in Mason, Ohio?
58.0% of adults in Mason, Ohio hold a bachelor's degree or higher (about 6 in 10), well above the U.S. share of 31.6%.
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