44,942 people (2024 Census estimate, +6.6% since 2020)
5,266 square miles of land · 9 people per square mile
“Highest” and “lowest” are just order, not grades: a high rank for poverty or hazard losses means more of it. Each figure's source is in its section below.
43 active community water systems list Okanogan County in the area they serve, reporting 31,143 people served in all (a system that crosses county lines counts its whole population).
| OMAK CITY OF groundwater · local government · WA5363750 | 4,940 served |
| BREWSTER CITY OF groundwater · local government · WA5308300 | 3,843 served |
| OKANOGAN WATER DEPARTMENT CITY OF groundwater · local government · WA5363200 | 3,817 served |
| OROVILLE CITY OF groundwater · local government · WA5364400 | 3,256 served |
| TONASKET WATER SYSTEM groundwater · local government · WA5388700 | 2,398 served |
| COULEE DAM WATER DEPT surface water · local government · WA5315400 | 1,454 served |
| WINTHROP TOWN OF groundwater · local government · WA5397750 | 1,350 served |
| TWISP TOWN OF groundwater · local government · WA5390050 | 1,173 served |
Source: U.S. EPA Safe Drinking Water Information System (SDWIS), active community systems, . Look up any system's violations and test results with EPA's search using its ID.
About 45 people were held in Okanogan County's jail, in Vera's latest figure (2023), or 178 per 100,000 residents ages 15–64. In 2018 it was about 100.
Source: Vera Institute of Justice, Incarceration Trends (built from federal Bureau of Justice Statistics jail surveys). Counties without their own jail, or that share one, may show no figure.
8 school districts have their office in Okanogan County. School taxes are usually the largest part of a property tax bill.
Spent $87 million — $80.8 million to run schools, about $13,847 per student, plus $4.2 million on buildings and equipment. Money in: $3.6 million local (mostly property tax), $81.8 million state, $4.3 million federal. Long-term debt: $2.8 million.
Spent $20.4 million — $19.4 million to run schools, about $16,637 per student, plus $619,000 on buildings and equipment. Money in: $2.4 million local (mostly property tax), $15.9 million state, $3.5 million federal. Long-term debt: $1.8 million.
Spent $21.4 million — $19.5 million to run schools, about $18,338 per student, plus $1.7 million on buildings and equipment. Money in: $2.5 million local (mostly property tax), $15.4 million state, $4.1 million federal. Long-term debt: $2.2 million.
Spent $20.2 million — $16.6 million to run schools, about $16,398 per student, plus $2.8 million on buildings and equipment. Money in: $3 million local (mostly property tax), $15.7 million state, $3.2 million federal. Long-term debt: $13.9 million.
Spent $15.1 million — $13.9 million to run schools, about $18,361 per student, plus $1 million on buildings and equipment. Money in: $4.7 million local (mostly property tax), $9.3 million state, $1.3 million federal. Long-term debt: $2.1 million.
Spent $11.5 million — $10.4 million to run schools, about $19,615 per student, plus $1 million on buildings and equipment. Money in: $1.6 million local (mostly property tax), $6.8 million state, $2.7 million federal.
Spent $6.3 million — $5.8 million to run schools, about $21,617 per student, plus $356,000 on buildings and equipment. Money in: $792,000 local (mostly property tax), $4.8 million state, $729,000 federal. Long-term debt: $276,000.
Spent $5.3 million — $4 million to run schools, about $30,252 per student, plus $617,000 on buildings and equipment. Money in: $356,000 local (mostly property tax), $2.4 million state, $3.2 million federal.
Source: U.S. Census Bureau, 2023 Annual Survey of School System Finances. Districts are listed by the county of their main office; some serve neighboring counties too.
Source: County Health Rankings & Roadmaps 2025 (University of Wisconsin Population Health Institute), which gathers federal data (CDC, Census, and others); measures cover different recent years. Blank lines aren't reported for small counties.
Overall risk: Relatively Moderate compared with other U.S. counties. FEMA estimates natural hazards cost Okanogan County about $50.8 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very Low; social vulnerability: Very High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
161 bridges in Okanogan County: 75 in good condition, 74 fair, and 12 poor (7.5%). “Poor” means a main part — the deck, the beams, or the supports — is rated 4 or lower on the federal 0–9 scale. It doesn't mean unsafe to drive; unsafe bridges are closed.
| US 97 over SR 155 · built 1964 | 8,828 vehicles a day |
| US 97 over WATSON DRAW · built 1965 | 5,644 vehicles a day |
| SR 20 over METHOW RIVER · built 1929 | 4,683 vehicles a day |
| SR 20 over CHEWUCH RIVER · built 1961 | 3,696 vehicles a day |
| SR 153 over METHOW RIVER · built 1939 | 1,847 vehicles a day |
| SR 153 over METHOW RIVER · built 1939 | 1,847 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $57.6 million of work in Okanogan County in fiscal 2025, about $1,368 per resident — to the county, cities, schools, hospitals, nonprofits and others.
Source: USAspending.gov, grants by place of performance, fiscal 2025 (Oct. 2024 to Sept. 2025). Search it by county to see each award.
From Grants.gov: posted grants listing county governments as eligible, soonest deadline first; research-only and overseas programs left out; list updated 2026-10-13, refreshed weekly. 62 are open in all. Cities, towns, school districts and nonprofits have their own lists there.
Registration deadlines, early voting and polling places for Washington are on the federal site vote.gov, which links to the state's official election office.
The budget, property tax rates, audits, local officials and offices for Okanogan County come from the county's own records, which we haven't gathered — not gathered, never hidden. See what a full county site looks like, or ask to have Okanogan County built: brayden.ozark@gmail.com.
More of Washington: the state government and every county in Washington.
Nearby counties: Ferry County (55 mi) · Douglas County (56 mi) · Chelan County (62 mi) · Stevens County (87 mi) · Lincoln County (90 mi) · Grant County (93 mi).