Delaware County, New York Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 53rd-largest in New York
The population of Delaware County, New York is 44,551 as of the 2023 American Community Survey, making it the 53rd-largest county in New York. The median household income is $60,226, the median home value is $176,200, and the median age is 48.8.
The population of Delaware County has declined 7.7% since 2010 (47,888 → 44,191), a -0.57% annualized rate.
44,551
Population
-0.57%
Annual growth
31
People / sq mi
$60,226
Median Income
$176,200
Median Home Value
Delaware County covers 1,443 sq mi of land at 30.9 people per square mile.
About Delaware County, NY
Delaware County skews on age — the median resident is 48.8, older than the national median. Delaware County is a county in New York with a population of 44,551.
The typical household here earns about $60,226, below the US median of $78,538. Poverty runs at 11.4%, below the national 12.4%. Median home value is $176,200, with typical rent around $848.
Degree attainment is mid-range for US counties: 26.7% of adults hold a four-year degree, below the national 35.0%. About 11.4% of workers primarily work from home, below the national 14.0%, and the average commute runs about 26 minutes each way.
The age structure shapes everything downstream in Delaware County — from housing demand to the mix of working-age earners reflected in the income figures above.
Delaware County Population History (2010-2024)
The county of Delaware County had a population of 47,888 in 2010 and 44,191 in 2024, a -7.7% growth over 14 years. The peak was 47,888 in 2010. Average annual growth rate: -0.57%.
44,191
Population (2024)
47,888
Population (2010)
47,888
Peak (2010)
-0.57%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 47,888 |
| 2011 | 47,584 |
| 2012 | 47,217 |
| 2013 | 46,806 |
| 2014 | 46,567 |
| 2015 | 45,895 |
| 2016 | 45,399 |
| 2017 | 45,061 |
| 2018 | 44,624 |
| 2019 | 44,356 |
| 2020 | 44,230 |
| 2021 | 44,730 |
| 2022 | 44,769 |
| 2023 | 44,514 |
| 2024 | 44,191 |
Race & Ethnicity
| White | 90.7% |
| Black or African American | 1.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
| Two or More Races | 0.0% |
Age & Sex
48.8
Median Age
49.2%
Female
50.8%
Male
25.7%
Age 65+
Age Distribution
Children (under 15): 13.0% · Seniors (65+): 25.7%
Income & Poverty
| Median household income | $60,226$-24,352 vs state |
| Mean household income | $81,142 |
| Per-capita income | $35,996 |
| Poverty rate | 11.4%+1.6% vs state |
| Unemployment rate | 3.4% |
| Employment-to-population | 50.1% |
Top Industries by Employment
The largest employment sector in Delaware County is professional & business services, accounting for 28.9% of workers.
How residents commute
0.9%
Drive alone
6.3%
Carpool
72.3%
Public transit
11.4%
Work from home
25.5 min
Avg commute
Housing
$176,200$-226,800 vs state
Median home value
$848
Median rent
76.7%
Homeownership rate
30,038
Total housing units
63.1%
Occupied
36.9%
Vacant
23.3%
Renter-occupied
Social & access
95.4%
With health insurance
90.0%
With broadband internet
16.0%
Foreign-born
6.4%
Veterans (18+)
18.2%
With a disability
93.3%
Speak language other than English at home
Education
90.4%
High School+
26.7%
Bachelor's+
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Frequently Asked Questions
Delaware County, New York has a population of 44,551 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 53rd-largest county in New York. Population density is 31 people per square mile.
The population of Delaware County has declined 7.7% since 2010 (47,888 → 44,191), a -0.57% annualized rate.
The median household income in Delaware County, New York is $60,226, with mean (average) household income of $81,142 and per-capita income of $35,996. 11.4% of residents live below the federal poverty level.
In Delaware County, the largest racial and ethnic groups are White (90.7%), Black or African American (1.6%), Hispanic or Latino (1.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Delaware County, New York is 48.8 years. Residents are 49.2% female and 50.8% male.
The median home value in Delaware County is $176,200 and median monthly rent is $848. 76.7% of occupied housing units are owner-occupied. The county has 30,038 total housing units, 36.9% of which are vacant.
The largest employment sector in Delaware County, New York is professional, scientific, and management services, employing 28.9% of workers. The unemployment rate is 3.4%.
New York is among the largest cities associated with Delaware County, New York, with a population of 8,516,202.
Delaware County, NY Climate
Delaware County, NY has an average annual temperature of 6.7°C (44°F) and receives about 1080 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
6.7°C
Avg Temp
1080
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -7° / 20° | 69 mm |
| February | -6° / 21° | 63 mm |
| March | -1° / 31° | 81 mm |
| April | 6° / 42° | 92 mm |
| May | 12° / 54° | 108 mm |
| June | 17° / 62° | 107 mm |
| July | 19° / 66° | 103 mm |
| August | 18° / 65° | 101 mm |
| September | 14° / 58° | 91 mm |
| October | 8° / 47° | 88 mm |
| November | 3° / 37° | 94 mm |
| December | -4° / 26° | 83 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Delaware County, NY
The most comfortable months to visit Delaware County, NY are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 26°C high). The coldest is January (near -12°C low). May is usually the wettest month.
Where to stay near Delaware County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.