27,014 people (2024 Census estimate, +1.1% since 2020)
538 square miles of land · 50 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.
5 active community water systems list Oceana County in the area they serve, reporting 5,205 people served in all (a system that crosses county lines counts its whole population).
| HART groundwater · local government · MI0003060 | 2,126 served |
| SHELBY groundwater · local government · MI0006000 | 1,964 served |
| PENTWATER groundwater · local government · MI0005260 | 857 served |
| HYLANDER VALLEY groundwater · private · MI0040406 | 158 served |
| GREENLAWN MOBILE HOME COURT groundwater · private · MI0040405 | 100 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 24 people were held in Oceana County's jail, in Vera's latest figure (2020), or 148 per 100,000 residents ages 15–64. In 2015 it was about 40.
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.
4 school districts have their office in Oceana County. School taxes are usually the largest part of a property tax bill.
Spent $20.6 million — $18.9 million to run schools, about $15,129 per student, plus $675,000 on buildings and equipment. Money in: $6.9 million local (mostly property tax), $11.6 million state, $4.2 million federal. Long-term debt: $16 million.
Spent $30.7 million — $18.4 million to run schools, about $16,321 per student, plus $10.9 million on buildings and equipment. Money in: $6.8 million local (mostly property tax), $11.5 million state, $4 million federal.
Spent $5.2 million — $4.6 million to run schools, about $16,525 per student, plus $615,000 on buildings and equipment. Money in: $1.3 million local (mostly property tax), $2.7 million state, $769,000 federal. Long-term debt: $432,000.
Spent $4.1 million — $3.9 million to run schools, about $16,832 per student, plus $111,000 on buildings and equipment. Money in: $3.6 million local (mostly property tax), $838,000 state, $325,000 federal. Long-term debt: $2 million.
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: Very Low compared with other U.S. counties. FEMA estimates natural hazards cost Oceana County about $10 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very High; social vulnerability: Relatively Moderate.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
101 bridges in Oceana County: 32 in good condition, 64 fair, and 5 poor (5.0%). “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-31 SB over LOG RD & CSX RR (ABN) · built 1975 | 4,806 vehicles a day |
| US-31 SB over N BRANCH PENTWATER RIVER · built 1980 | 4,413 vehicles a day |
| 104TH AVE over S BRANCH PENTWATER RIVER · built 1950 | 150 vehicles a day |
| 112TH AVENUE over NO BR PENTWATER RIVER · built 1988 | 100 vehicles a day |
| 88TH AVENUE over N BR PENTWATER RIVER · built 1912 | 20 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $1.7 million of work in Oceana County in fiscal 2025, about $63 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 Michigan 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 Oceana 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 Oceana County built: brayden.ozark@gmail.com.
More of Michigan: the state government and every county in Michigan.
Nearby counties: Muskegon County (12 mi) · Mason County (24 mi) · Newaygo County (34 mi) · Ottawa County (40 mi) · Lake County (42 mi) · Manistee County (45 mi).