31,082 people (2024 Census estimate, +4.8% since 2020)
6,939 square miles of land · 4 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.
11 active community water systems list Park County in the area they serve, reporting 27,664 people served in all (a system that crosses county lines counts its whole population).
| CODY, CITY OF buys surface water · local government · WY5600207 | 10,224 served |
| NORTHWEST RURAL WATER DISTRICT buys surface water · public/private · WY5601254 | 7,330 served |
| POWELL, CITY OF buys surface water · local government · WY5600042 | 6,310 served |
| YNP-MAMMOTH HOT SPRINGS surface water · federal · WY5680092 | 2,600 served |
| GREEN ACRES MOBILE HOME PARK buys surface water · private · WY5600238 | 375 served |
| MEETEETSE, TOWN OF groundwater (surface-influenced) · local government · WY5600035 | 327 served |
| JUBYS MOBILE HOME PARK buys surface water · private · WY5601496 | 300 served |
| RIVERS BEND TRAILER COURT buys surface water · private · WY5600212 | 96 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 33 people were held in Park County's jail, in Vera's latest figure (2022), or 186 per 100,000 residents ages 15–64. In 2017 it was about 62.
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.
3 school districts have their office in Park County. School taxes are usually the largest part of a property tax bill.
Spent $43.2 million — $38.6 million to run schools, about $18,836 per student, plus $3.7 million on buildings and equipment. Money in: $22.1 million local (mostly property tax), $9.3 million state, $6.9 million federal.
Spent $35.7 million — $33.5 million to run schools, about $17,867 per student, plus $1.5 million on buildings and equipment. Money in: $13.7 million local (mostly property tax), $17.2 million state, $5.2 million federal.
Spent $4.2 million — $4.1 million to run schools, about $39,735 per student, plus $101,000 on buildings and equipment. Money in: $2.3 million local (mostly property tax), $533,000 state, $278,000 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 Low compared with other U.S. counties. FEMA estimates natural hazards cost Park County about $19.8 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively High; social vulnerability: Relatively Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
187 bridges in Park County: 65 in good condition, 115 fair, and 7 poor (3.7%). “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.
| NORTHEAST ENTRANCE over YELLOWSTONE RIVER · built 1961 | 1,982 vehicles a day |
| Pa Cnty Rd L9A over Bitter Creek · built 1937 | 1,493 vehicles a day |
| Pa Cnty Rd R6A over Bitter Creek · built 1966 | 331 vehicles a day |
| Pa Cnty Rd 1WAW over Polecat Creek · built 1970 | 130 vehicles a day |
| Hayden Arch Road over Shoshone River · built 1924 | 100 vehicles a day |
| Pa Cnty Rd 3XQ over Greybull River · built 1955 | 53 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $19.3 million of work in Park County in fiscal 2025, about $652 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 Wyoming 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 Park 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 Park County built: brayden.ozark@gmail.com.
More of Wyoming: the state government and every county in Wyoming.
Nearby counties: Teton County (51 mi) · Carbon County, MT (58 mi) · Hot Springs County (78 mi) · Big Horn County (79 mi) · Stillwater County, MT (81 mi) · Park County, MT (81 mi).