8th most populous of 62
With 950,602 residents in 2024, Erie County ranks 8th by population among New York's 62 counties and is home to 4.8% of the state's residents.

Erie County has the 7th largest economy in New York ($81.1 billion GDP) and the 12th weakest real GDP growth in 2024 (+1.0%).
Erie County is home to 950,602 people (2024 estimate) on 1,043 square miles of land. This page brings together official U.S. Census Bureau population estimates since 2000, the components of change—births, deaths and migration—American Community Survey indicators on income, housing, poverty and education, BEA economic accounts and BLS unemployment.
Pick an indicator to see its long-run evolution.
U.S. Census Bureau: intercensal estimates 2000–2009, Vintage 2020 (2010–2019) and Vintage 2024 (2020–2024), July 1.
| Indicator | Value | Year and source |
|---|---|---|
| Population estimate | 950,602 | 2024 · U.S. Census Bureau |
| Population, 2010 Census | 919,040 | 2010 · U.S. Census Bureau |
| Population, 2000 | 949,440 | July 1, 2000 · Census intercensal |
| Change since 2000 | +0.1% | 2000–2024 · Census |
| International migration | +5,371 | 2024 · Census Vintage 2024 |
| Domestic migration | −2,614 | 2024 · Census Vintage 2024 |
| Birth rate | 9.6 per 1,000 | 2024 · calculated |
| Death rate | 10.2 per 1,000 | 2024 · calculated |
| Population rank in New York | 8th of 62 | 2024 · calculated |
| Per capita personal income | $64,801 | BEA, 2024 · official |
| Gross domestic product | $81.1 billion | BEA, current dollars, 2024 · official |
| Median household income | $72,839 | ACS 2020–2024 5-year · official |
| Poverty rate | 13.9% | ACS 2020–2024 5-year · official |
| Bachelor’s degree or higher | 38.0% | Age 25+, ACS 2020–2024 5-year · official |
| Foreign-born residents | 7.5% | ACS 2020–2024 5-year · official |
| Median home value | $233,800 | ACS 2020–2024 5-year · official |
| Median gross rent | $1,090/month | ACS 2020–2024 5-year · official |
| Median age | 40.4 years | ACS 2020–2024 5-year · official |
| Households | 409,665 | ACS 2020–2024 5-year · official |
| Owner-occupied homes | 65.8% | ACS 2020–2024 5-year · official |
Comparable indicators for Erie County, New York and the United States.
| Indicator | County | New York | U.S. | Reference |
|---|---|---|---|---|
| Population change 2020–2024 | −0.4% | −1.7% | +2.6% | Census Vintage 2024 |
| Birth rate (per 1,000) | 9.6 | 10.3 | 10.6 | 2024 |
| Death rate (per 1,000) | 10.2 | 8.1 | 9.1 | 2024 |
| Net migration rate (per 1,000) | 2.9 | 4.3 | 8.2 | 2024 |
| Population density (/mi²) | 911.6 | 421.6 | 96.3 | 2024 |
| Per capita personal income | $64,801 | $85,552 | $73,204 | BEA, 2024 |
| Median household income | $72,839 | $85,974 | $80,734 | ACS 2020–2024 5-year |
| Poverty rate | 13.9% | 14.0% | 12.5% | ACS 2020–2024 5-year |
| Bachelor’s degree or higher | 38.0% | 40.2% | 35.7% | Age 25+, ACS 2020–2024 5-year |
| Foreign-born residents | 7.5% | 22.8% | 14.1% | ACS 2020–2024 5-year |
| Median home value | $233,800 | $423,800 | $332,700 | ACS 2020–2024 5-year |
| Median gross rent | $1,090/month | $1,621/month | $1,413/month | ACS 2020–2024 5-year |
| Median age | 40.4 years | 39.8 years | 38.9 years | ACS 2020–2024 5-year |
| Owner-occupied homes | 65.8% | 54.3% | 65.2% | ACS 2020–2024 5-year |
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With 950,602 residents in 2024, Erie County ranks 8th by population among New York's 62 counties and is home to 4.8% of the state's residents.
Its population went from 949,440 in 2000 to 950,602 in 2024, a change of +0.1%, compared with +4.6% for New York as a whole.
In the year to July 2024 the county recorded 9,105 births and 9,673 deaths, so deaths outnumbered births by 568.
Annual Census estimates since 2000 put the county's highest population at 953,023 in 2021. The 2024 figure is 2,421 lower.
Erie County has about 911.6 residents per square mile of land, ranking 11th of 62 counties; New York averages 421.6.
With a median household income of $72,839 (ACS 2020–2024 5-year), the county ranks 29th of 62 New York counties; the state median is $85,974.
Its economy produced $81.1 billion of GDP in 2024 (BEA), 7th largest among 62 New York counties.
Real GDP grew 1.0% in 2024, adjusted for inflation (BEA, chained 2017 dollars).