Nuts · 2022 Census of Agriculture
Where are hazelnuts grown?
Oregon grows the most hazelnuts: 95% of the 72,758 bearing acres of hazelnuts in the US in 2022.
Among states with published figures, next come Washington (under 1%) and New York (under 1%).
- US total, 2022 Census
- 72,758 acresbearing acres
- Top state
- Oregon95% of total
- Farms reporting, 2022
- 2,037in 42 states
- Farm value, 2025
- $340 millionvalue of production
Source: USDA National Agricultural Statistics Service. State view: 2022 Census of Agriculture. County view: 2022 Census of Agriculture (bearing acres).
Which state grows the most hazelnuts?
Oregon grows the most hazelnuts: 95% of the 72,758 bearing acres of hazelnuts in the US in 2022. Ranked by the 2022 Census of Agriculture (bearing acres).
* Rank among states with published figures. A state whose figure is withheld could rank higher.
All states ranked for hazelnuts, with year-by-year leaders →
Which counties grow the most hazelnuts?
From the 2022 Census of Agriculture, which reports hazelnuts for 325 counties. NASS withholds 259 of those county figures to protect individual farms, so a withheld county could be larger than some listed here.
| County | Bearing acres | Share of US |
|---|---|---|
| Marion County, OR | 16,067 | 22% |
| Yamhill County, OR | 14,272 | 20% |
| Benton County, OR | 8,933 | 12% |
| Washington County, OR | 7,340 | 10% |
| Clackamas County, OR | 6,642 | 9% |
| Lane County, OR | 3,052 | 4% |
| Douglas County, OR | 322 | under 1% |
| Franklin County, WA | 48 | under 1% |
| Orange County, NY | 43 | under 1% |
| Sonoma County, CA | 21 | under 1% |
| Vermilion County, IL | 15 | under 1% |
| Iowa County, WI | 15 | under 1% |
| Vernon County, WI | 14 | under 1% |
| Marathon County, WI | 13 | under 1% |
| Tompkins County, NY | 11 | under 1% |
How has US production of hazelnuts changed?
NASS annual estimates, 2001 to 2025.
Hazelnuts by the numbers
Each note is calculated from USDA NASS data; the source is listed under it.
How concentrated
The top three states, Oregon, Washington and New York, account for 96% of the bearing acres of hazelnuts in the US.
2022 Census of Agriculture
How widespread
Farms in 42 states reported hazelnuts in the 2022 Census of Agriculture, 2,037 farms in all.
2022 Census of Agriculture
Top county
Marion County, Oregon has 22% of the bearing acres of hazelnuts in the US, the most of any county with a published figure.
2022 Census of Agriculture
Ten-year change
US production of hazelnuts rose 292% between 2015 and 2025, from 31,000 tons to 121,500 tons.
NASS annual estimates
Record year
2025 was the biggest year in NASS estimates going back to 2001, at 121,500 tons.
NASS annual estimates
Farm value
NASS puts the value of US hazelnuts production in 2025 at $340 million.
NASS annual estimates
Census to Census
Bearing acres of hazelnuts in the US rose 129% between the 2002 and 2022 Censuses of Agriculture, from 31,753 acres to 72,758 acres.
Censuses of Agriculture, 2002 to 2022
About this data
State and national figures come from the 2022 Census of Agriculture. County figures and the county map come from the 2022 Census of Agriculture, the only source that covers every county. NASS withholds some figures, marked "withheld", to avoid disclosing data for individual farms.
Source: USDA National Agricultural Statistics Service, Quick Stats. Series: HAZELNUTS - ACRES BEARING; HAZELNUTS, UTILIZED, IN SHELL - PRODUCTION, MEASURED IN TONS. Data processed 2026-11-06. Methodology.