Grundy County, Iowa
Grundy County, IA: non-irrigated cash rent $322 an acre (2026); land and buildings $12,121 an acre in the 2022 census; median corn yield 198.5 bu/ac. County averages from public records, not an appraisal of any farm. FIPS 19075. Figures as of 2026-09-20.
Non-irrigated cash rent in Grundy County runs $322 per acre in 2026, up 16.2 percent from 2016. Corn yield has trended up 2.6 bushels per acre a year across 2008-2025, with a median of 198.5 bushels per acre and a worst year of 161.5 in 2012. Heat and drought's share of crop insurance indemnities has climbed across the periods on record: 9 percent in 1989-1999, 11 percent in 2000-2009, 27 percent in 2010-2019, and 29 percent in 2020-2025. Drought weeks were higher in 2021-2025, with 57 weeks, than the 2000-2025 total of 109 out of 1357 might suggest on its own. Wind operating capacity stands at 231.6 MW, with no solar and no new capacity of either kind proposed to EIA.
IA median $266 · 2nd highest of 99
IA median $9,410 · 4th highest of 99
IA median 190.1 · 10th highest of 95
IA median $2.49 · 24th lowest of 99
IA median 51% · 3rd highest of 99
Cash rent
Dollars per acre, USDA NASS county survey. A break in a line is a year with no published survey; nothing is drawn across it.
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 | Land value | Corn yield | Claims per $100 |
|---|---|---|---|---|
| Grundy County | $322 | $12,121 | 198.5 | $1.90 |
| Black Hawk County | $257 | $9,980 | 192.9 | $3.58 |
| Butler County | $301 | $8,547 | 193.1 | $3.80 |
| Hardin County | $280 | $10,393 | 193.2 | $2.67 |
| Marshall County | $286 | $9,375 | 203.1 | $3.73 |
| Tama County | $257 | $9,563 | 186.1 | $4.00 |
| Median next door | $280 | $9,563 | 193.1 | $3.73 |
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, Iowa. 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/iowa/grundy-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.