Stony Brook, NY—11790
Real Estate Data & Market Trends
Key Metrics at a Glance
Home Price Trends — Stony Brook, NY
As of Oct '25, the median home price in Stony Brook, NY is $743,000, with a year-over-year change of 2.1%. This indicates that home prices in Stony Brook, NY are increasing. According to Zillow, the 1-year price projection is 1.9%, suggesting an increase housing market in the next year.
Cost per Home Type
| Home Type | Median Home Value | YoY % Change |
|---|---|---|
All Homes | $743,000 | 2.1% |
| Single Family | $751,000 | 2.0% |
| Condos | $514,000 | 2.4% |
Cost per Home Size
| Home Size | Median Home Value | YoY % Change |
|---|---|---|
1 Bed | N/A | N/A |
2 Bed | $504,000 | 1.8% |
3 Bed | $719,000 | 3.8% |
4 Bed | $784,000 | 3.2% |
| 5 Bed | $842,000 | 3.2% |
% of Housing Stock
Rental Trends — Stony Brook, NY
As of July '25, Rentcast reports the average rent in Stony Brook, NY is $4,250, with a year-over-year rent change of 4.4%. Per bedroom, the median rent as of July '25 in Stony Brook, NY is 1-bedrooms: $1,770, 2-bedrooms: $3,800, 3-bedrooms: $3,730, 4-bedrooms: $5,110. The most common rental property sizes in Stony Brook, NY are 3-bedroom and 4-bedroom, accounting for 48.8% and 16.5% of the rental stock.
| Type | Median Rent | Average Rent |
|---|---|---|
| Average Rent | $4,200 | $4,250 |
| Studio Rent | N/A | N/A |
| 1 Bed Rent | $1,200 | $1,770 |
| 2 Bed Rent | $3,800 | $3,800 |
| 3 Bed Rent | $3,600 | $3,730 |
| 4 Bed Rent | $4,400 | $5,110 |
% of Rental Stock
Property Listings — Stony Brook, NY
As of Oct '25, Realtor.com reports that the median days on market for a home in Stony Brook, NY is 48. This is a increase of 30.0% from last year, suggesting that homes are sitting on the market longer than last year. The percentage of listed homes with a reduced price is 16.0%, representing a small inventory and little supply pressure on home prices.
| Metric | Zip Code Average | Year over Year % Change |
|---|---|---|
Median Listing Price | $752,000 | 9.0% |
Listing Count | 51 | 35.0% |
| Listings as % of Homes | 0.6% | 35.0% |
Days on Market | 48 | 30.0% |
Demographics — Stony Brook, NY
As of the latest ACS Survey released in 2023, Stony Brook, NY has a population of 19,900, which has increased by 12.7% over the past 5 years. Stony Brook, NY is a less popular place for families, as children make up 13.6% of the population. The area has a highly educated workforce, with 69.1% of adult residents holding a bachelor’s degree or higher. There are some residents working remotely, with 13.7% reporting working from home.
| Metric | Latest Census | YoY % Change |
|---|---|---|
Population | 19,900 | 12.7% |
% Under 18 | 13.6% | -18.6% |
% Seniors | 13.6% | -2.2% |
% WFH | 13.7% | 95.7% |
% w/ College Degree | 69.1% | 4.9% |
As of the latest ACS Survey released in 2023, Stony Brook, NY is a predominantly white area, with 60.0% of the population identifying as white. The white population has shrunk by 10.6% in the last 5 years. The second most common race or ethnicity in Stony Brook, NY is asian, making up 25.4% of the population. Foreign-born residents account for 18.2% of the population in Stony Brook, NY, and this percentage has decreased by 2.7% as of the ACS Survey 5 years prior, suggesting fewer immigrants are calling the area home.
Race and Ethnicity
| Metric | Latest Census | 5-Year % Change |
|---|---|---|
% White | 60.0% | -10.6% |
% Black | 5.9% | 51.3% |
% Hispanic | 8.7% | 26.1% |
% Asian | 25.4% | 28.3% |
% Foreign Born | 18.2% | -2.7% |
Mortgage and Risk — Stony Brook, NY
According to HUD data as of 2023, there were 197 mortgage originations in Stony Brook, NY, of which 97.0% of loans were conventional mortgages. The average loan-to-value was 52.0%, with 7.0% above 90% LTV (normal). This implies small mortgage risk in Stony Brook, NY. Investor activity is low, as 2.0% of loans were by investors. 16.0% of loans were cash-out refinances, suggesting many homeowners are tapping equity.
Mortgages
| Metric | Zip Code Average |
|---|---|
Total Loan Originations | 197 |
% Conventional Loans | 97.0% |
% Government Loans | 3.0% |
% Investor Loans | 2.0% |
% Second Loans | 1.0% |
% Cash Out Refinance | 16.0% |
Loan Activity
Rentals and Section 8 — Stony Brook, NY
As of 2024, the percent of homes in Stony Brook, NY under the Section 8 program is 0.2%. This is considered low, suggesting that the neighborhood is sparsely composed of Section 8 homes. Section 8 opportunity is good when HUD pays more than market rent. 1-bedroom and 3-bedroom and 4-bedroom units appear to be good home sizes to consider for Section 8 housing in Stony Brook, NY, because HUD payments exceed market rent, while 2-bedroom units do not.
Section 8 Market Size
Total Units under HUD | 1 |
Total Units Section 8 | 1 |
% Rentals under Section 8 | 0.2% |
% Occupied Section 8 | N/A |
Section 8 Opportunity
| Home Size | HUD Premium | Market Rent | Max HUD Rent |
|---|---|---|---|
| 1 Bedroom | $1,560 | $1,200 | $2,760 |
| 2 Bedroom | -$620 | $3,800 | $3,180 |
| 3 Bedroom | $520 | $3,600 | $4,120 |
| 4 Bedroom | $20 | $4,400 | $4,420 |
Affordability — Stony Brook, NY
Home Price to Income Ratio
| Metric | Zip Code Average |
|---|---|
| Home Price to Income Ratio | 4.1 |
| Median Home Price | $743,000 |
| Median Household Income | $158,000 |