Town of Clarkstown, Rockland County, New York
The Town of Clarkstown is a town in Rockland County, New York. About 86,937 people live there (2020–2024 estimate). It covers 38.5 sq mi (99.6 km²) of land and uses Eastern Time. It has its own local government.
- Population, 2020–2024 estimate
- 86,937 ± 79
- County
- Rockland County
- School district
- Clarkstown Central School District
- Land area
- 38.5 sq mi (99.6 km²)
- Type
- TownIts own local government
- Time zone
- Eastern TimeUTC-05:00 in January; UTC-04:00 in July
- Median household income
- $136,883 ± $6,396
- Median home value
- $602,100 ± $10,114
- Water area
- 8.6 sq mi (22.3 km²)
- State
- New York
- Census code (GEOID)
- 3608715968
- Coordinates (central point)
- 41.134184, -73.965733
These coordinates mark a central point for the area, not a street address. Population, income and home value: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 20, 2026.
Cities, towns and communities in the Town of Clarkstown, largest first
- New City (CDP)34,458 people
- Nanuet (CDP)19,799 people
- Valley Cottage (CDP)9,165 people
- Congers (CDP)8,275 people
- Bardonia (CDP)3,717 people
- West Nyack (CDP)3,681 people
- Upper Nyack (village)1,991 people
These places’ central points lie inside the Town of Clarkstown. A place can reach across the line, and its government, if it has one, can be separate from the town’s.
Bordering areas, nearest first
- Town of Orangetown5.6 mi south
- Town of Ossining, Westchester County6.0 mi east
- Town of Haverstraw6.1 mi northwest
- Town of Ramapo7.3 mi west
- Town of Mount Pleasant, Westchester County8.0 mi east
- Town of Cortlandt, Westchester County8.7 mi north
These towns, townships, cities and boroughs share a boundary with the Town of Clarkstown. Distances are straight lines between central points, not driving distances.
Other towns in Rockland County, largest first
- Town of Ramapo152,401 people
- Town of Orangetown48,605 people
- Town of Haverstraw39,107 people
- Town of Stony Point14,833 people
People counts are American Community Survey 2020–2024 5-year estimates. See Rockland County for its cities, ZIP Code areas and county seat.
Sunrise and sunset in the Town of Clarkstown
- Longest day
- 15 hours 8 minutes around June 21
- Shortest day
- 9 hours 13 minutes around December 21
- Earliest sunrise
- 5:22 AM around June 14
- Latest sunrise
- 7:32 AM the day before clocks go back in November
- Earliest sunset
- 4:26 PM around December 8
- Latest sunset
- 8:32 PM around June 27
Clocks go forward an hour on the second Sunday in March and back on the first Sunday in November, so sunrise and sunset jump an hour later in March and an hour earlier in November.
| Day | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Jan 15 | 7:18 AM | 4:51 PM | 9 h 33 min |
| Feb 15 | 6:50 AM | 5:29 PM | 10 h 39 min |
| Mar 15 | 7:07 AM | 7:02 PM | 11 h 55 min |
| Apr 15 | 6:16 AM | 7:35 PM | 13 h 19 min |
| May 15 | 5:37 AM | 8:07 PM | 14 h 30 min |
| Jun 15 | 5:22 AM | 8:30 PM | 15 h 8 min |
| Jul 15 | 5:36 AM | 8:27 PM | 14 h 51 min |
| Aug 15 | 6:05 AM | 7:54 PM | 13 h 49 min |
| Sep 15 | 6:36 AM | 7:05 PM | 12 h 29 min |
| Oct 15 | 7:07 AM | 6:15 PM | 11 h 8 min |
| Nov 15 | 6:43 AM | 4:36 PM | 9 h 53 min |
| Dec 15 | 7:13 AM | 4:27 PM | 9 h 14 min |
Approximate times for a flat horizon at the central point; the days move by a day or so from year to year. Hills and weather can change what you see.
Before using this answer on a form
A town line is not always the line on your mail: a mailing address can name another town or post office, and school districts, ZIP Codes and tax districts follow their own lines. For taxes, voting or permits, check the full address with Rockland County or the local office.
Find the township or town where you are now or find your county.