Farmland Atlas · county record

San Luis Obispo County, California

San Luis Obispo County, CA: non-irrigated cash rent $27 an acre (2023); land and buildings $12,118 an acre in the 2022 census. County averages from public records, not an appraisal of any farm. FIPS 06079. Figures as of 2026-09-20.

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Irrigated cash rent in San Luis Obispo County is $811 per acre in 2026, against $27 per acre for non-irrigated ground in 2023. Land value under the census carries $12,118 per acre, up 60.6 percent from 2017 to 2022, or 9.9 percent a year. Irrigation covers 86 percent of harvested cropland as of the 2022 census, with 71 percent of irrigation water drawn from groundwater in 2015. Crop insurance losses since 1989 total $118.6 million, led by freeze and frost at 38 percent, and the loss ratio over 2016-2025 stands at 1.24. Weeks in severe drought or worse ran 363 of 1357 from 2000-2025, with 80 of those weeks falling in 2021-2025.

Cash rent, non-irrigated
$27/ac
2023 county average
too few 2023 county surveys in the state to compare
Cash rent, irrigated
$811/ac
2026 county average
CA median $431 · 11th highest of 40
Land and buildings
$12,118/ac
2022: what operators guessed land and buildings were worth
CA median $11,471 · 24th highest of 52
Corn yield, median
—
fewer than 8 published county corn yields
Claims paid per $100 of coverage
$5.97
2016–2025, closed crop years
CA median $7.22 · 15th lowest of 42
Farmland rented
39%
2022 census, rented from others
CA median 43% · 20th lowest of 55

Cash rent

$0$100$200$300$400$500$600$700$800$900$1000$1100$12002010201520202025$50$27 dry$1,000$811 irrigated

Dollars per acre, USDA NASS county survey. A break in a line is a year with no published survey; nothing is drawn across it.

Non-irrigated, 2023$27/ac
Change 2013 to 2023+92.9%nominal, $14 to $27
Irrigated, 2026$811/ac
Pasture, 2026$20/ac

Land value

Land and buildings, 2022$12,118/acoperators' own estimate, not a sale price
Census 2012$4,212/ac
Census 2017$7,547/ac
Change 2017 to 2022+60.6%+9.9% a year, nominal
Dry rent ÷ census value— NASS published no non-irrigated cash rent for this county in 2022

Corn yield

County corn yield— fewer than 8 published county corn yields

Crop insurance record

2000200520102015202020250.124.671.641.00: claims equal premium

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.

Claims paid per $100 of coverage, 2016–2025$5.97
Loss ratio, 2016–20251.24claims ÷ total premium
Loss ratio, 1989–20251.08$118.6 million paid
Years claims exceeded premium9 of 26
Worst year2015ratio 4.67
Largest causes of loss, 1989–2025freeze 38% · heat and drought 32% · excess moisture 11%share of dollars paid

Drought and weather

2000200520102015202020250520

Weeks per year, U.S. Drought Monitor, with half the county or more in D2 (severe) drought or worse.

D2 or worse for half the county, 2000–2025363 of 1,357 weeks27% of weeks
Year with the most D2+ weeks201652 weeks
Last five years, 2021–202580 weeks
July average of daily lows, 2017–202658.0 °F1991–2020 normal 56.7 °F
Trend in July lows since 1976+0.68 °F a decadewarming
Rain, April to September1.7 in1991–2020 normal
Days with hail 1 inch or larger0.1 a yearreports, 2010–2025; a zero is no report, not proof of no hail

Land, water and programs

Harvested cropland irrigated, 202286%
Drained by tile, 20223% of cropland5,786 ac
Farmed no-till, 20222% of cropland3,538 ac
Cover crops, 20225% of cropland11,050 ac
1986199119962001200620112016202117,068102,67725,793

Acres enrolled in the Conservation Reserve Program, USDA FSA, by fiscal year.

CRP enrolled, 202525,793 ac19.6% of harvested cropland + CRP
CRP expiring FY2026–20281,294 ac5% of enrolled acres
CRP average rental payment, FY2025$21/acall contracts in force, old ones included; not today's offer
Irrigation wells on record1,347California DWR well completion reports (new wells)
Median well depth400 ft
Solar and wind operating, 20251,133 MW solar · 0 MW windnameplate, EIA Form 860
Cattle and calves, 202238,139−8.8% since 2017
Farmland rented from others, 202239%census tenure, owned plus rented acres in farms

Next door

CountyDry rentIrr. rentLand valueClaims per $100
San Luis Obispo County$27 2023$811$12,118$5.97
Kern County$48 2023$445$10,539$4.95
Kings County$22 2024$305$10,391$7.87
Monterey County$14 2024$1,810 2025$12,799$5.65
Santa Barbara County$48 2024$2,300$21,172$7.75
Median next door—$445$11,669$6.70

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. San Luis Obispo County, California. 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/california/san-luis-obispo-county
Every 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.