In December 2017, there were five homes sold, with a median sale price of $270,000 - a 8.5% decrease over the $295,000 median sale price for the same period of the previous year. There were seven homes sold in Lake Grove in December 2016.
The following table compares Lake Grove to other Suffolk County cities with similar median sales prices in December 2017:
| City | Dec. 2017 Home Sales | Dec. 2016 Home Sales | % change (Total Home Sales) | Dec. 2017 Median Sales Price | Dec. 2016 Median Sales Price | % change (Median Sales Price) |
|---|---|---|---|---|---|---|
| Central Islip | 33 | 40 | -17.5% | $285,000 | $255,000 | 11.8% |
| Bay Shore | 23 | 19 | 21.1% | $282,000 | $310,000 | -9% |
| Sound Beach | 12 | 17 | -29.4% | $275,250 | $265,000 | 3.9% |
| North Patchogue | 6 | 11 | -45.5% | $271,250 | $319,300 | -15% |
| Middle Island | 16 | 17 | -5.9% | $270,000 | $170,000 | 58.8% |
| Lake Grove | 5 | 7 | -28.6% | $270,000 | $295,000 | -8.5% |
| East Farmingdale | 1 | 2 | -50% | $255,000 | $565,000 | -54.9% |
| Rocky Point | 14 | 16 | -12.5% | $251,750 | $248,999.50 | 1.1% |
| Wading River | 10 | 12 | -16.7% | $244,085 | $400,000 | -39% |
| Patchogue | 9 | 10 | -10% | $239,900 | $286,250 | -16.2% |
| Riverhead | 14 | 15 | -6.7% | $223,250 | $365,000 | -38.8% |
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