Data as of April 2026. Source: Realtor.com.
The SMITHTOWN, NY real estate market (11787) currently shows 70 active listings, with 34 pending sales. Homes are averaging 20 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 20 days on market compared to 40 days last year.
The median listing price has risen 3.8% year-over-year, from $840,500 to $872,450.
Whether you are buying or selling in SMITHTOWN, 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: 34,408 · Density: 891.7/mi² · Median household income: $139,239
Typical home value: $621,916 · Homeownership: 87.3%
| Zip | City / State | Distance | Listings | Market Value | Median $ | Average $ |
|---|---|---|---|---|---|---|
| 11787 | Smithtown, NY 11787 | 0.0 mi | 57 | $62,926,518 | $829,900 | $1,103,974 |
| 11754 | Kings Park, NY 11754 | 3.0 mi | 25 | $18,247,350 | $700,500 | $729,894 |
| 11767 | Nesconset, NY 11767 | 3.5 mi | 29 | $22,898,110 | $795,924 | $789,590 |
| 11749 | Islandia, NY 11749 | 3.8 mi | 14 | $8,769,250 | $669,250 | $626,375 |
| 11755 | Lake Grove, NY 11755 | 4.9 mi | 29 | $26,744,728 | $837,499 | $922,232 |
| 11731 | East Northport, NY 11731 | 5.6 mi | 36 | $32,779,548 | $819,326 | $910,543 |
| 11779 | Ronkonkoma, NY 11779 | 5.7 mi | 62 | $41,033,832 | $629,998 | $661,836 |
| 11752 | Islip Terrace, NY 11752 | 6.9 mi | 10 | $6,994,000 | $652,447 | $699,400 |
| 11768 | Northport, NY 11768 | 7.2 mi | 53 | $87,865,361 | $1,396,000 | $1,657,837 |
| 11733 | East Setauket, NY 11733 | 8.0 mi | 36 | $61,368,372 | $947,500 | $1,704,677 |
| 11741 | Holbrook, NY 11741 | 8.4 mi | 35 | $23,959,845 | $680,000 | $684,567 |
| 11729 | Deer Park, NY 11729 | 8.5 mi | 44 | $42,419,960 | $695,750 | $964,090 |
| 11730 | East Islip, NY 11730 | 8.8 mi | 19 | $17,498,658 | $917,000 | $920,982 |
As of April 2026, there are 70 active listings in SMITHTOWN, NY (zip code 11787), compared to 88 the prior year.
The median listing price in SMITHTOWN, NY 11787 is $872,450 as of April 2026, a 3.8% increase from $840,500 the prior year.
Homes in SMITHTOWN, NY 11787 spend an average of 20 days on the market before going under contract, compared to 40 days the prior year.
Based on current inventory and days-on-market data as of April 2026, SMITHTOWN, NY 11787 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 20 days on market compared to 40 days last year.
With SELL123.com's maximum 3% commission, sellers in SMITHTOWN, NY 11787 save an estimated $17,449 compared to a typical 5% commission on the median listing price of $872,450. 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.