Ontario County, New York Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Ontario County, NY 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 averageHealthier than 82% of counties in New York
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B
Income Around averageWealthier than 85% of counties in New York
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B
Education Around averageBetter educated than 85% of counties in New York
Source: Map AI Methodology
Population: density and quick facts
| Metric | Ontario County | New York Avg | U.S. Average |
|---|---|---|---|
| Population | 112,625 | 19,748,855 | 337,468,954 |
| Population density (per sq mi) | 170.0 | 362.0 | 86.4 |
| Population growth (%/yr) | 0.30% | 0.05% | 0.59% |
| Median age | 43.0 | 38.7 | 37.3 |
| Households | 48,111 | 7,694,043 | 130,235,071 |
Population in Ontario County grew by 8.1% from 2009 to 2024, reaching 112,625 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Ontario County is Gen X, aged 45–60, at 22.3% of residents. That is 1.5 points above New York as a whole.
- Gen Z 13–28 21,797 19.4% -1.2 pts
- Millennials 29–44 21,029 18.7% -3.5 pts
- Gen X 45–60 25,151 22.3% +1.5 pts
- Boomers 61–79 23,234 20.6% +3.3 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 New York, 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 Ontario County and men 48.9%.
- Women 51.1% New York 51.3%
- Men 48.9% New York 48.7%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Ontario County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Ontario County has a the economy index of B, which means it is quite prosperous.
| Metric | Ontario County | New York Avg | U.S. Average |
|---|---|---|---|
| Median household income | $82,615 | $86,556 | $80,455 |
| Income growth (%/yr) | 4.45% | 4.51% | 4.80% |
| Unemployment rate | 3.7% | 6.4% | 5.2% |
The median household income in Ontario County is about 5% lower than in New York.
Housing
| Metric | Ontario County | New York Avg | U.S. Average |
|---|---|---|---|
| Median home price | $133,854 | $471,885 | $248,835 |
| Median rent | $1,149 | $1,621 | $1,407 |
| Homeownership rate | 73.7% | 54.3% | 65.2% |
The median home price in Ontario County is about 9.7 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,149 per month for that long.
Commute Time & Mobility
Commuters in Ontario County spend about 42 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 174 hours, about 7.3 full days, spent commuting.
| Metric | Ontario County | New York Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 20.9 | 28.7 | 22.4 |
| Round-trip commute (min) | 41.8 | 57.4 | 44.8 |
| Yearly time spent (hours) | 174 | 239 | 187 |
| Estimated yearly cost | $5,404 | $7,414 | $5,790 |
| Work from home | 13.5% | 15.0% | 15.0% |
| Highway traffic (vehicles/day) | 7,168 | 9,257 | 8,813 |
| Local road traffic (vehicles/day) | 1,256 | 1,586 | 1,355 |
Fastest commutes among counties in
New York:
Hamilton County (13.6 min), Chautauqua County (15.4 min), Franklin County (16.4 min).
Slowest:
Bronx County (43.2 min), Queens County (41.8 min), Kings County (41.6 min).
The average commute time in Ontario County is 21 minutes, shorter than the 29 minutes in New York.
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
Ontario County has a education index of B, which means it is quite educated.
| Metric | Ontario County | New York Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 34.4% | 36.5% | 31.6% |
| Average household size | 2.23 | 2.49 | 2.53 |
Highest education index among counties in
New York:
New York County (0.5), Tompkins County (0.4), Westchester County (0.4).
Lowest:
Bronx County (0.2), Orleans County (0.2), Hamilton County (0.2).
Health
Ontario County has a health index of A, which means it is very healthy.
| Metric | Ontario County | New York Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 80.8 | 80.3 | 78.3 |
| Self-rated poor health | 11.3% | 13.2% | 16.3% |
| Smokers | 15.2% | 17.4% | 19.0% |
Highest health index among counties in
New York:
Tompkins County (0.8), Nassau County (0.8), New York County (0.8).
Lowest:
Bronx County (0.8), Montgomery County (0.8), Cattaraugus County (0.8).
Ontario County, NY Compared With Nearby Counties
Ontario County, NY is the largest of the 6 counties compared here, 112,625 residents against a local median of 61,495. Ontario County, NY's median home price, at $133,854, runs 30% above the $102,604 typical of the counties around it.
Median household income tells the same story from another angle: $82,615 against a local median of $69,349, 19% above it. The picture is mixed rather than uniform: median household income runs ahead of the neighbourhood while commute runs behind it, so Ontario County, NY is trading one against the other rather than simply out-performing what surrounds it. The counties themselves spread $77,759 on median home price, so Ontario County, NY sits at one end of an already wide local range rather than apart from it. Ontario County, NY has the 3rd highest median home price of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Ontario County, NY | 112,625 | $82,615 #1/6 | $133,854 #3/6 | 20.9 min #4/6 |
| Yates County, NY | 24,526 | $69,349 | $155,172 | 17.3 min |
| Seneca County, NY | 32,919 | $67,623 | $138,541 | 17.2 min |
| Livingston County, NY | 61,495 | $73,724 | $83,371 | 22.6 min |
| Wayne County, NY | 90,929 | $74,507 | $77,413 | 22.4 min |
| Steuben County, NY | 92,584 | $66,900 | $102,604 | 18.1 min |
Frequently Asked Questions
Common questions about Ontario County, New York.
What is the population of Ontario County, New York?
About 112,625 people live in Ontario County, New York, in 48,111 households of 2.2 people on average. The median age is 43.0, so residents are older than the U.S. median of 37.3 by about 6 years.
How densely populated is Ontario County, New York?
Averaged over its land area, Ontario County, New York has 170 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is about 2.0 times the U.S. average of 86.
How affordable is housing in Ontario County, New York?
The median home costs 1.6 times the median household income ($133,854 against $82,615), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $1,149 a month takes about 17% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is unemployment high in Ontario County, New York?
Unemployment in Ontario County, New York is only 3.7%, well below the U.S. rate of 5.2%, a sign of a tight labor market where employers compete for workers.
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