Active Listings
51
⇩ 26.1% vs 69 last year
Head of the Harbor
Data as of June 2026. Source: Realtor.com.
The STONY BROOK, NY real estate market (11790) currently shows 51 active listings, with 36 pending sales. Homes are averaging 17 days on the market before going under contract.
Inventory has tightened compared to last year, with 18 fewer active listings — creating more competition among buyers.
Homes are selling faster, averaging 17 days on market compared to 28 days last year.
The median listing price has risen 15.3% year-over-year, from $749,500 to $864,500.
Whether you are buying or selling in STONY BROOK, NY, SELL123.com can help you save significantly on commission — typically 2% compared to traditional 5% broker fees. Call (240) SELL-123 for a free consultation.
Population: 19,282 · Density: 1,020.7/mi² · Median household income: $145,545
Typical home value: $576,023 · Homeownership: 89.2%
| Zip | City / State | Distance | Listings | Market Value | Median $ | Average $ |
|---|---|---|---|---|---|---|
| 11790 | Stony Brook, NY 11790 | 0.0 mi | 20 | $17,282,720 | $794,125 | $864,136 |
| 11780 | Saint James, NY 11780 | 2.4 mi | 40 | $65,196,640 | $1,099,000 | $1,629,916 |
| 11720 | Centereach, NY 11720 | 3.5 mi | 61 | $43,059,778 | $687,931 | $705,898 |
| 11767 | Nesconset, NY 11767 | 4.4 mi | 29 | $22,898,110 | $795,924 | $789,590 |
| 11784 | Selden, NY 11784 | 5.2 mi | 51 | $31,108,572 | $587,425 | $609,972 |
| 11766 | Mount Sinai, NY 11766 | 6.1 mi | 31 | $27,988,412 | $868,749 | $902,852 |
| 11779 | Ronkonkoma, NY 11779 | 6.6 mi | 62 | $41,033,832 | $629,998 | $661,836 |
| 11727 | Coram, NY 11727 | 6.7 mi | 96 | $45,079,776 | $471,750 | $469,581 |
| 11788 | Hauppauge, NY 11788 | 7.6 mi | 25 | $22,435,750 | $821,168 | $897,430 |
| 11764 | Miller Place, NY 11764 | 8.2 mi | 32 | $31,877,728 | $809,750 | $996,179 |
| 11789 | Sound Beach, NY 11789 | 8.8 mi | 25 | $16,417,600 | $589,000 | $656,704 |
| 11722 | Central Islip, NY 11722 | 9.3 mi | 60 | $34,043,580 | $591,750 | $567,393 |
| 11716 | Bohemia, NY 11716 | 9.4 mi | 16 | $11,150,192 | $699,990 | $696,887 |
As of June 2026, there are 51 active listings in STONY BROOK, NY (zip code 11790), compared to 69 the prior year.
The median listing price in STONY BROOK, NY 11790 is $864,500 as of June 2026, a 15.3% increase from $749,500 the prior year.
Homes in STONY BROOK, NY 11790 spend an average of 17 days on the market before going under contract, compared to 28 days the prior year.
Based on current inventory and days-on-market data as of June 2026, STONY BROOK, NY 11790 is currently a Seller's Market. Inventory has tightened compared to last year, with 18 fewer active listings — creating more competition among buyers. Homes are selling faster, averaging 17 days on market compared to 28 days last year.
With SELL123.com's maximum 3% commission, sellers in STONY BROOK, NY 11790 save an estimated $17,290 compared to a typical 5% commission on the median listing price of $864,500. Our fee structure: 1% listing + 2% selling broker — no additional buyer or seller fees. Call (240) SELL-123 or email info@SELL123.com for a free consultation.