Grundy County, Illinois
Grundy County, IL: non-irrigated cash rent $291 an acre (2026); land and buildings $10,311 an acre in the 2022 census. County averages from public records, not an appraisal of any farm. FIPS 17063. Figures as of 2026-10-06.
IL median $254 · tied for 19th highest of 86
IL median $8,638 · 15th highest of 91
IL median $2.04 · 49th highest of 101
IL median 55% · 33rd highest of 101
Grundy County's non-irrigated cash rent is $291 per acre for 2026, up 39.2 percent from 2016. Land and buildings had a census value of $10,311 per acre in 2022, up 16.3 percent from 2017, 3.1 percent a year. Corn yields show a fitted trend of 3.2 bushels per acre a year over 2008-2022, with a median of 188 bushels per acre and a worst year of 101.1 in 2012. Heat and drought accounted for 52 percent of crop insurance indemnities from 1989-2025, though its share fell across 1989-1999, 2000-2009, and 2010-2019 before dropping again in 2020-2025. Drought weeks over 2000-2025 totaled 49 of 1357, with just 4 in 2021-2025. No cropland acres in the county carry irrigation.
Cash rent
Dollars per acre, USDA NASS county survey. A break in a line is a year with no published survey.
Every published Illinois county rate, side by side: Illinois cash rent by county.
Share of gross is a past year, all observed: that year's rent, that year's county corn yield of the same practice and the state price received, USDA NASS. Rent per bushel uses this year's rent over the 15-yr trend. The calculator below starts from that trend and lets you put in your own yield and price.
Land value
Corn yield
Bushels per acre, USDA NASS county yields, all practices. The dashed line is the median of the published years.
Crop insurance record
Claims paid divided by total premium (the farmer share plus the federal subsidy), each closed crop year since 1989. Above the dashed line, the county's insurance book paid out more than it took in. 2026, still open, is left out.
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 | Irr. rent | Land value | Corn yield | Claims per $100 |
|---|---|---|---|---|---|
| Grundy County | $291 | n/a | $10,311 | 188.0 | $2.09 |
| Kankakee County | $250 | $290 | $6,734 | 174.3 | $2.24 |
| Kendall County | $297 | n/a | $11,745 | n/a | $2.54 |
| LaSalle County | $277 | n/a | $10,136 | 192.0 | $1.38 |
| Livingston County | $278 2023 | n/a | $10,108 | 197.2 | $1.21 |
| Will County | $231 | n/a | $10,259 | 177.8 | $3.38 |
| Median next door | $264 | $290 1 co. | $10,136 | 184.9 | $2.24 |
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. Grundy County, Illinois. Figures as of 2026-10-06, from USDA NASS, USDA RMA, USDA FSA, the U.S. Drought Monitor and NOAA. https://agsist.com/farmland-atlas/illinois/grundy-countyEvery figure is a county average from the sources named below. Rent ranks count every county with a published rent in the same survey year, within the state (the same counties as the state rent page); other ranks count counties with 10,000 acres or more in farms. 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.