From January through December of 2020, there were 450 homes sold, with a median sale price of $295,870 - a 8.4% increase over the $273,000 median sale price for the previous year. There were 398 homes sold in Johnston in 2019.
The median sales tax in Johnston for the most recent year with available data, 2017, was $4,698, approximately 1.6% of the median home sale price for 2020.
The following table compares Johnston to other Polk County cities with similar median sale prices in 2020:
| City | Jan. - Dec. 2020 Home Sales | Jan. - Dec. 2019 Home Sales | % change (Total Home Sales) | Jan. - Dec. 2020 Median Sales Price | Jan. - Dec. 2019 Median Sales Price | % change (Median Sales Price) |
|---|---|---|---|---|---|---|
| Runnells | 42 | 49 | -14.3% | $321,250 | $240,000 | 33.9% |
| Johnston | 450 | 398 | 13.1% | $295,870 | $273,000 | 8.4% |
| Polk City | 193 | 178 | 8.4% | $290,000 | $272,450 | 6.4% |
| Granger | 56 | 57 | -1.8% | $288,740 | $265,590 | 8.7% |
| Clive | 212 | 190 | 11.6% | $282,500 | $256,500 | 10.1% |
| Saylorville | 71 | 91 | -22% | $282,000 | $242,500 | 16.3% |
| Alleman | 6 | 5 | 20% | $273,250 | $260,000 | 5.1% |
| Grimes | 428 | 395 | 8.4% | $259,075 | $247,000 | 4.9% |
| Ankeny | 1,859 | 1,778 | 4.6% | $246,000 | $232,500 | 5.8% |
| Bondurant | 196 | 192 | 2.1% | $235,450 | $226,500 | 4% |
| West Des Moines | 949 | 881 | 7.7% | $229,000 | $217,500 | 5.3% |
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