14,250 people (2024 Census estimate, −1.8% since 2020)
7,898 square miles of land · 2 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 Carbon County in the area they serve, reporting 13,674 people served in all (a system that crosses county lines counts its whole population).
| RAWLINS WATER SUPPLY, CITY OF surface water · local government · WY5600045 | 9,006 served |
| SARATOGA, TOWN OF groundwater · local government · WY5600061 | 1,720 served |
| HANNA, TOWN OF surface water · local government · WY5600025 | 841 served |
| ENCAMPMENT, TOWN OF surface water · local government · WY5600060 | 450 served |
| SINCLAIR, TOWN OF buys surface water · local government · WY5600054 | 433 served |
| BAGGS, TOWN OF groundwater (surface-influenced) · local government · WY5600058 | 400 served |
| MEDICINE WATERS VILLAGE buys groundwater · private · WY5601741 | 200 served |
| ELK MOUNTAIN, TOWN OF groundwater · local government · WY5600065 | 191 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 43 people were held in Carbon County's jail, in Vera's latest figure (2023), or 479 per 100,000 residents ages 15–64. In 2018 it was about 65.
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.
2 school districts have their office in Carbon County. School taxes are usually the largest part of a property tax bill.
Spent $37.9 million — $34.9 million to run schools, about $21,251 per student, plus $2.7 million on buildings and equipment. Money in: $23.7 million local (mostly property tax), $6.1 million state, $6.1 million federal. Long-term debt: $12.7 million.
Spent $19.6 million — $18.1 million to run schools, about $29,819 per student, plus $1.5 million on buildings and equipment. Money in: $8.3 million local (mostly property tax), $8 million state, $1.7 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: Very Low compared with other U.S. counties. FEMA estimates natural hazards cost Carbon County about $12.4 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Low; social vulnerability: Relatively Moderate.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
206 bridges in Carbon County: 64 in good condition, 123 fair, and 19 poor (9.2%). “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.
| I-80 WBL over E F Medicine Bow River · built 1969 | 6,267 vehicles a day |
| I-80 EBL over Cb CR 15 (Cooper Cove) · built 1969 | 6,029 vehicles a day |
| I-80 EBL over E F Medicine Bow River · built 1969 | 5,952 vehicles a day |
| WYO 74 over North Platte River · built 1963 | 4,391 vehicles a day |
| S 6th Street over UPRR · built 1966 | 1,990 vehicles a day |
| I-80 Service Road over North Platte River · built 1930 | 782 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $38 million of work in Carbon County in fiscal 2025, about $2,612 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 Carbon 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 Carbon County built: brayden.ozark@gmail.com.
More of Wyoming: the state government and every county in Wyoming.
Nearby counties: Albany County (62 mi) · Jackson County, CO (78 mi) · Routt County, CO (84 mi) · Natrona County (88 mi) · Sweetwater County (100 mi) · Moffat County, CO (100 mi).