In July 2017, there were 10 homes sold, with a median sale price of $434,750 - a 6% increase over the $410,000 median sale price for the same period of the previous year. There were 11 homes sold in Greenlawn in July 2016.
The following table compares Greenlawn to other Suffolk County cities with similar median sales prices in July 2017:
| City | July 2017 Home Sales | July 2016 Home Sales | % change (Total Home Sales) | July 2017 Median Sales Price | July 2016 Median Sales Price | % change (Median Sales Price) |
|---|---|---|---|---|---|---|
| Nesconset | 12 | 15 | -20% | $450,750 | $385,000 | 17.1% |
| Setauket-East Setauket | 22 | 19 | 15.8% | $449,990 | $437,000 | 3% |
| East Northport | 12 | 13 | -7.7% | $448,900 | $351,000 | 27.9% |
| Mattituck | 4 | 5 | -20% | $446,500 | $262,500 | 70.1% |
| East Farmingdale | 3 | 5 | -40% | $435,000 | $243,000 | 79% |
| Greenlawn | 10 | 11 | -9.1% | $434,750 | $410,000 | 6% |
| Smithtown | 28 | 28 | 0% | $430,000 | $486,500 | -11.6% |
| Lake Grove | 11 | 12 | -8.3% | $430,000 | $337,500 | 27.4% |
| Great River | 3 | 2 | 50% | $423,524 | $586,250 | -27.8% |
| South Huntington | 12 | 10 | 20% | $422,500 | $415,000 | 1.8% |
| Kings Park | 13 | 7 | 85.7% | $420,000 | $419,000 | 0.2% |
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