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Tri-Valley Central School District, New York

Tri-Valley Central School District is a unified school district in Ulster County and Sullivan County, New York, for grades Pre-K to 12. About 6,153 people live in it (2020–2024 estimate). It covers 192 sq mi (498 km²) of land.

New YorkBuffaloYonkers
Tri-Valley Central School District in New York
Liberty Central School DistrictLivingston Manor Central School DistrictRondout Valley Central School District
Tri-Valley Central School District and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
6,153 ± 450
Grades
Pre-K to 12
Type
Unified school district
Counties
Ulster County55% of the district’s landSullivan County45% of the district’s land
Land area
192 sq mi (498 km²)
Median household income
$76,328 ± $15,738
Median home value
$301,600 ± $31,045
Water area
3.59 sq mi (9.29 km²)
State
New York
Census code (GEOID)
3628890
Coordinates (central point)
41.903938, -74.547619
Check a point in the school district finder

These coordinates mark a central point for the district, not a school or an 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.

Towns, townships and communities in Tri-Valley Central School District, largest first

  1. Town of Neversink3,380 people
  2. Town of Denning587 people
  3. Grahamsville (CDP)249 people

A town, township, city or borough is listed when at least half its land is in the district; a community, when its central point is. Near a district line, an address can belong to the district next door.

Bordering unified school districts, nearest first

  1. Livingston Manor Central School District11 mi northwest
  2. Fallsburg Central School District13 mi south
  3. Ellenville Central School District14 mi southeast
  4. Liberty Central School District14 mi southwest
  5. Onteora Central School District16 mi northeast
  6. Rondout Valley Central School District16 mi east
  7. Margaretville Central School District16 mi north

These share a boundary with Tri-Valley Central School District. Distances are straight lines between central points.

Before using this answer for enrollment

A district boundary doesn’t decide which school a student attends; the district’s attendance zones and rules do. Confirm the full address and grade with Tri-Valley Central School District before you rely on it.

See its schools and enrollment on NCES ↗

Find the school district where you are now or find your town or township.