Farmland and its buildings in Johnson County averaged $6,558 an acre in the 2022 Census of Agriculture: the 104th cheapest of the 105 counties in Kansas, 182% above the Kansas average in the same census ($2,324).
In the 2017 census it was $3,773 an acre, so the average has risen 74% in five years.
| Farmland and buildings, an acre, 2022 | $6,558 |
|---|---|
| The same, 2017 | $3,773 +74% |
| Farms counted, 2022 | 613 (564 in 2017) |
| Average farm | 87 acres |
| Share of the county that is farmland | 17.6% |
| Median value of an owner-occupied home | $391,200 ± $3,069 |
The farm figure is land and buildings together, averaged over every farm in the county, from the largest ranch to the smallest holding. It is for comparing one county with another, not a price for any parcel: a few acres with road frontage usually costs more an acre than the average, not less.
Source: USDA, 2022 Census of Agriculture, Kansas county data, Table 8; Census Bureau, ACS 2020–2024, table B25077
Next door
The counties that share a border with Johnson County, cheapest farmland first.
| county | Farmland an acre | Median home |
|---|---|---|
| Franklin County | $3,444 | $198,700 |
| Miami County | $4,190 | $287,700 |
| Douglas County | $4,700 | $309,400 |
| Leavenworth County | $5,077 | $282,900 |
| Wyandotte County | $9,876 | $172,300 |
Buying land here: the Kansas rules
Septic rules are set county by county, and the farm tax follows the use, not a form.
Each links to the Kansas guide, where every fact cites the statute or agency page it came from.