• county
  • FIPS 36087
  • Largest town: Spring Valley

Rockland County, New York

Rockland County had 348,144 residents in the Census Vintage 2024 estimate, on 173.7 square miles of land. It ranks 13th of 62 in New York by population and 57th by land area.

Population
348,144
#13 of 62 in New York · #216 in US
Area
173.7 sq mi
#57 of 62 in New York · #3,036 in US
Density
2,004 / sq mi
#8 of 62 in New York · #73 in US
Median household income
$105,923
#5 of 62 in New York · #87 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Rockland County within New York. Pin: Albany.

Measure from here

Tools and pages that start from Rockland County

Rockland County population, land area and income

Rockland County had 348,144 residents in the Census Vintage 2024 estimate, on 173.7 square miles of land. It ranks 13th of 62 in New York by population and 57th by land area. That works out to 2,004.4 people per square mile, 20.8 times the US average of 96.3, and in the top tenth nationally.

The median county-equivalent in New York has 85,936 residents, so Rockland County is 4.1 times that size.

Its SAIPE 2023 median household income of $105,923 is in the top tenth among 3,143 counties with an estimate.

National rank among 3,144

Population

348,144

3144th1st

216th of 3,144 (US)

Land area

174 sq mi

3144th1st

3036th of 3,144 (US)

Density

2,004.4 / sq mi

3144th1st

73rd of 3,144 (US)

Median household income

$105,923

3143rd1st

87th of 3,143 (US)

Rank within New York (62)

Population

348,144

62nd1st

13th of 62 (NY)

Land area

174 sq mi

62nd1st

57th of 62 (NY)

Density

2,004.4 / sq mi

62nd1st

8th of 62 (NY)

Median household income

$105,923

62nd1st

5th of 62 (NY)

How Rockland County's population changed since 2020

Rockland County gained 10,766 residents between the July 2020 and July 2024 estimates, a rise of 3.2%. That ranks 3rd of 62 in New York for growth. The median New York county changed by -0.8%, and the state as a whole by -1.2%.

Since the April 2020 estimates base, Rockland County recorded 26,511 births and 10,663 deaths, a natural change of +15,848. Net international migration added +8,304 and net domestic migration, people moving to or from other US counties, came to -14,685. The largest single component was natural change, which added 15,848 people.

337.4k2020339.8k2021340.8k2022343.3k2023348.1k2024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
26,511
Deaths
10,663
Net international migration
+8,304
Net domestic migration
-14,685
Change, July 2023 to July 2024
+4,834

Where Rockland County is

The Census internal point of Rockland County is at 41.154600, -74.024700. It sits in UTM zone 18N. The map shades New York's 62 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Rockland County outlined. Dots are towns of 1,000+ people with residents in it.

Tompkins County: +5.8%Yates County: -1.3%Suffolk County: +0.9%Broome County: -0.9%Cortland County: -1.7%Fulton County: -2.0%Ulster County: +0.9%Rockland County: +3.2%Essex County: -1.5%Westchester County: +0.5%Niagara County: -1.2%Dutchess County: +1.4%Seneca County: -2.6%Onondaga County: -0.9%Tioga County: -1.6%Erie County: -0.2%Wayne County: -0.5%Delaware County: -0.1%Greene County: -1.8%Schenectady County: +1.9%Allegany County: -0.1%Rensselaer County: -0.1%Monroe County: -0.7%Warren County: -0.5%Livingston County: -0.1%Madison County: -1.3%Jefferson County: -2.5%Sullivan County: +2.5%Lewis County: +0.0%Oswego County: +0.7%Putnam County: +0.8%New York County: -1.1%Columbia County: -1.8%St. Lawrence County: -2.0%Schuyler County: -4.1%Franklin County: -0.3%Steuben County: -1.4%Cayuga County: -2.1%Oneida County: -1.2%Chemung County: -3.1%Herkimer County: -0.7%Schoharie County: +1.3%Cattaraugus County: -2.0%Chautauqua County: -2.6%Chenango County: -2.8%Hamilton County: +0.2%Orange County: +2.7%Washington County: -2.1%Ontario County: +0.6%Bronx County: -5.1%Wyoming County: -1.5%Clinton County: -2.3%Orleans County: -1.0%Montgomery County: +0.3%Nassau County: +0.1%Kings County: -3.6%Genesee County: -1.2%Otsego County: +3.7%Albany County: +1.9%Queens County: -3.1%Richmond County: +0.6%Saratoga County: +1.9%
Change 2020 to 2024
  1. < -2.0%
  2. < -1.2%
  3. < -0.2%
  4. < +0.7%
  5. ≥ +0.7%
no data

Orange pin: Rockland County internal point. Dark pin: Albany.

Internal point

Decimal
41.154600, -74.024700
DMS
41°09'16.56"N 74°01'28.92"W
UTM
18N 581832.8E 4556377.7N
Geohash
dr765ebyg
Plus code
87H75X3G+R4

Towns in Rockland County

16 incorporated places of 1,000+ people have residents in Rockland County, 141,022 people together, or 41% of the county. Each figure counts only the part of the town inside Rockland County; towns marked "part" extend into another county. The largest is Spring Valley with 33,637.

  1. 01Spring Valley33,637
  2. 02Haverstraw12,445
  3. 03Suffern11,537
  4. 04West Haverstraw10,804
  5. 05Chestnut Ridge10,746
  6. 06Airmont10,380
  7. 07New Square9,973
  8. 08Nyack7,369
  9. 09Wesley Hills6,310
  10. 10Kaser5,970
  11. 11New Hempstead5,515
  12. 12Montebello4,723
  13. 13Pomona3,961
  14. 14Sloatsburg3,071
  15. 15Piermont2,547
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Rockland County

The Census 2024 county adjacency file lists 5 neighbors for Rockland County, including 2 across a state line. The most populous is Westchester County, NY, with 1,006,447 residents. Distances run between Census internal points in a straight line.

Distance to Albany and the nearest big city

Albany is 104.4 miles N of Rockland County's internal point in a straight line. The nearest place of 100,000 or more is Yonkers, NY (population 211,040), 16.6 miles away. The nearest place of 10,000 or more is Spring Valley, NY (population 33,637), 3.0 miles away.

Rockland County FIPS code

The FIPS code of Rockland County is 36087: state code 36 for New York plus county code 087. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $105,923.

Questions people ask

What is the population of Rockland County, New York?

The Census Vintage 2024 estimate for July 1, 2024 is 348,144. That is up 10,766 people (3.2%) from the July 2020 estimate of 337,378.

What is the FIPS code of Rockland County?

36087. The first two digits (36) are New York; the last three (087) identify the county.

What is the largest town in Rockland County?

Spring Valley, with 33,637 residents inside Rockland County in 2024.

Which counties border Rockland County?

5 county-equivalents border it in the Census 2024 adjacency file: Westchester County, NY; Bergen County, NJ; Passaic County, NJ; Orange County, NY; Putnam County, NY.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.