Rockland County, New York Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 13th-largest in New York
The population of Rockland County, New York is 338,936 as of the 2023 American Community Survey, making it the 13th-largest county in New York. The median household income is $110,631, the median home value is $564,200, and the median age is 35.1.
The population of Rockland County has grown 11.4% since 2010 (312,497 → 348,144), a +0.77% annualized rate.
338,936
Population
+0.77%
Annual growth
1951
People / sq mi
$110,631
Median Income
$564,200
Median Home Value
Rockland County covers 174 sq mi of land at 1951.4 people per square mile.
About Rockland County, NY
What sets Rockland County apart is money: median household income runs $110,631, above the US median of $78,538. With 338,936 residents, Rockland County is a county in New York. It ranks #13 among counties in New York by population.
Households here are among the highest-earning of all US counties: median income is $110,631, above the US median of $78,538. Poverty runs at 10.7%, below the national 12.4%. Real estate commands a premium here — a median home value of $564,200, with typical rent around $1,826.
The population is unusually well-credentialed for US counties — 42.1% of adults have a four-year degree, above the national 35.0%. A solid 12.8% of workers are based at home, below the national 14.0%, and the average commute runs about 30 minutes each way.
Taken together, the income and housing figures place Rockland County firmly in the higher-cost, higher-earning tier of US counties — a profile that tends to track dense job markets and competitive housing.
Rockland County Population History (2010-2024)
The county of Rockland County had a population of 312,497 in 2010 and 348,144 in 2024, a 11.4% growth over 14 years. The peak was 348,144 in 2024. Average annual growth rate: 0.78%.
348,144
Population (2024)
312,497
Population (2010)
348,144
Peak (2024)
0.78%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 312,497 |
| 2011 | 315,448 |
| 2012 | 317,201 |
| 2013 | 319,290 |
| 2014 | 321,120 |
| 2015 | 322,938 |
| 2016 | 323,231 |
| 2017 | 324,600 |
| 2018 | 325,656 |
| 2019 | 326,352 |
| 2020 | 337,378 |
| 2021 | 339,828 |
| 2022 | 340,756 |
| 2023 | 343,310 |
| 2024 | 348,144 |
Race & Ethnicity
| White | 64.2% |
| Black or African American | 11.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Age & Sex
35.1
Median Age
50.5%
Female
49.5%
Male
15.6%
Age 65+
Age Distribution
Children (under 15): 24.5% · Seniors (65+): 15.6%
Income & Poverty
| Median household income | $110,631+$26,053 vs state |
| Mean household income | $147,764 |
| Per-capita income | $45,538 |
| Poverty rate | 10.7%+0.9% vs state |
| Unemployment rate | 3.7% |
| Employment-to-population | 59.5% |
Top Industries by Employment
The largest employment sector in Rockland County is professional & business services, accounting for 33.3% of workers.
How residents commute
6.3%
Drive alone
3.2%
Carpool
66.3%
Public transit
12.8%
Work from home
30.3 min
Avg commute
Housing
$564,200+$161,200 vs state
Median home value
$1,826
Median rent
68.3%
Homeownership rate
108,576
Total housing units
95.1%
Occupied
4.9%
Vacant
31.7%
Renter-occupied
Social & access
95.5%
With health insurance
91.9%
With broadband internet
12.4%
Foreign-born
3.0%
Veterans (18+)
8.9%
With a disability
56.4%
Speak language other than English at home
Education
87.7%
High School+
42.1%
Bachelor's+
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Other counties in New York
Part of New York
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County rankings
Frequently Asked Questions
Rockland County, New York has a population of 338,936 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 13th-largest county in New York. Population density is 1951 people per square mile.
The population of Rockland County has grown 11.4% since 2010 (312,497 → 348,144), a +0.77% annualized rate.
The median household income in Rockland County, New York is $110,631, with mean (average) household income of $147,764 and per-capita income of $45,538. 10.7% of residents live below the federal poverty level.
In Rockland County, the largest racial and ethnic groups are White (64.2%), Black or African American (11.0%), Hispanic or Latino (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Rockland County, New York is 35.1 years. Residents are 50.5% female and 49.5% male.
The median home value in Rockland County is $564,200 and median monthly rent is $1,826. 68.3% of occupied housing units are owner-occupied. The county has 108,576 total housing units, 4.9% of which are vacant.
The largest employment sector in Rockland County, New York is professional, scientific, and management services, employing 33.3% of workers. The unemployment rate is 3.7%.
New York is among the largest cities associated with Rockland County, New York, with a population of 8,516,202.
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Statewide data for New York
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.