Fairfax County, Virginia
Fairfax County, VA: land and buildings $17,494 an acre in the 2022 census. County averages from public records, not an appraisal of any farm. FIPS 51059. Figures as of 2026-09-20.
Fairfax County had 3,616 acres in farms in the 2022 census. County averages here describe very little farmland; read them with care.
Land in Fairfax County carried a census value of $17,494 per acre in 2022, up 4.1 percent from 2017, or 0.8 percent a year. July nights average 69.5 F for 2017-2026, against a 1991-2020 normal of 67.8 F, and the trend since 1976 runs 0.85 F per decade, warming. Seven Julys since 1900 have reached an average low at or above 70 F, and the July average low first reached 66 F in the 1930s. Drought has touched the county in 66 of 1357 weeks from 2000-2025, 4.9 percent of weeks, with 2002 the worst year at 26 weeks; 2021-2025 logged 23 such weeks.
VA median $4,596
VA median 33%
Cash rent
Land value
Corn yield
Crop insurance record
Drought and weather
Weeks per year, U.S. Drought Monitor, with half the county or more in D2 (severe) drought or worse.
Land, water and programs
Acres enrolled in the Conservation Reserve Program, USDA FSA, by fiscal year.
Next door
| County | Dry rent | Land value | Claims per $100 |
|---|---|---|---|
| Fairfax County | — | $17,494 | — |
| Charles County, MD | $44 | $7,951 | $7.35 |
| Montgomery County, MD | $111 | $10,739 | $3.94 |
| Prince George's County, MD | $51 | $9,684 | $10.90 |
| Alexandria City | — | — | — |
| Arlington County | — | $150,000 | — |
| Fairfax City | — | — | — |
| Falls Church City | — | — | — |
| Loudoun County | $37 | $12,276 | $14.81 |
| Prince William County | $49 | $12,336 | — |
| Median next door | $49 | $11,508 | $9.13 |
Counties that share a stretch of boundary. An older rent carries its year and stays out of the median.
Cite this page
AGSIST Farmland Atlas. Fairfax County, Virginia. Figures as of 2026-09-20, from USDA NASS, USDA RMA, USDA FSA, the U.S. Drought Monitor and NOAA. https://agsist.com/farmland-atlas/virginia/fairfax-countyEvery figure is a county average from the sources named below. Ranks count counties with 10,000 acres or more in farms, in the same survey year for rent, within the state. Methods: how each figure is built. Downloads: all counties, CSV.
Sources, dates and arithmetic
"Figures as of" is the date this page's numbers last changed; it moves only when a figure on the page does. Source files and their retrieval dates are listed on the data page.
Rent: USDA NASS Cash Rents Survey, county. Land value: Census of Agriculture, operators' estimate of land and buildings. Yield: NASS county corn yields, trend fitted here over every published year since 2008. Loss ratio: claims (indemnity) divided by total premium, USDA RMA Summary of Business, 1989 on, open crop year left out. Drought: U.S. Drought Monitor, weeks with half the county or more in D2 or worse. July lows: NOAA nClimDiv county monthly minimum temperature. A dash means the record does not carry the figure or the source withheld it; the reason is printed beside it.