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Stony Brook, NY, Market Trends

  • There are 57 active listings and 9 new listings in Stony Brook, NY.
  • In Stony Brook, NY, homes sold for a median price of $799,000 in May 2026.
  • On average, properties in Stony Brook, NY sell after 23 days on the market compared to 22 days last year.
  • 58 homes were sold in Stony Brook, NY in May 2026, up from 60 last year.
  • Stony Brook, NY is part of the Suffolk County R-1 School District, with 3 Elementary Schools, 3 Middle Schools, and 2 High Schools.
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Stony Brook Overview

Active Homes
57
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New Homes
9
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Open Houses
3
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Price Reduced
1
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Stony Brook, NY Market Trends & Statistics
last updated on June 1, 2026

Schools in Stony Brook, NY

Stony Brook, NY hosts 2 public schools with an average rating of 7 of out 10 by GreatSchools. You can also find 3 private schools.

School Districts
1
Elementary Schools
3
Middle Schools
3
High Schools
2
William Sidney Mount School
public School, Grades PK, K-6
GreatSchools Rating: 6 out of 10
International Christian School
private School, Grades PK, K-12
GreatSchools Rating: This school is not rated.
North Shore Montessori
private School, Grades PK-K
GreatSchools Rating: This school is not rated.

Browse School Districts

Three Village Central School District

Stony Brook, NY Property Insights

People

People

50% Female/Male
Avg Age is 42 Years Old
School

School

64% with College Degree
97% with High School Diploma
Earnings

Earnings

Avg Household Earnings $151K
6% in Poverty
Elevation

Elevation

109.03 Feet

Tree Coverage

Tree Coverage

60.53%

Average Tree Covering
June Temperature

June Temperature

69° Fahrenheit

H: 76°F   L: 61°F
Days of Sunshine

Days of Sunshine

Low

Compared with the National Average
Rainfall

Rainfall

49 Inches

Stony Brook, NY Neighborhood Scores

Food

Pets

Walkability

Kid Friendly

Recently Listed Homes in Stony Brook, NY
Open Houses in Stony Brook, NY

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