46,505 people (2024 Census estimate, +2.5% since 2020)
1,020 square miles of land · 46 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.
19 active community water systems list Calaveras County in the area they serve, reporting 49,842 people served in all (a system that crosses county lines counts its whole population).
| CCWD - EBBETTS PASS surface water · local government · CA0510016 | 11,545 served |
| CCWD - JENNY LIND surface water · local government · CA0510006 | 9,861 served |
| CALAVERAS PUD surface water · local government · CA0510002 | 6,286 served |
| CCWD - COPPER COVE surface water · local government · CA0510017 | 5,187 served |
| BLUE LAKE SPRINGS MUT WTR buys surface water · private · CA0510009 | 4,822 served |
| UNION PUBLIC UTILITY DISTRICT surface water · local government · CA0510001 | 4,774 served |
| ANGELS, CITY OF surface water · local government · CA0510003 | 3,836 served |
| CCWD - WEST POINT surface water · local government · CA0510005 | 1,043 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 92 people were held in Calaveras County's jail, in Vera's latest figure (2025). In 2020 it was about 95.
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.
5 school districts have their office in Calaveras County. School taxes are usually the largest part of a property tax bill.
Spent $50.7 million — $44.1 million to run schools, about $15,211 per student, plus $2.1 million on buildings and equipment. Money in: $32.4 million local (mostly property tax), $16.7 million state, $8.1 million federal. Long-term debt: $27.9 million.
Spent $11.7 million — $10.5 million to run schools, about $13,661 per student, plus $671,000 on buildings and equipment. Money in: $6.8 million local (mostly property tax), $5.7 million state, $1 million federal. Long-term debt: $4.4 million.
Spent $16.9 million — $15.7 million to run schools, about $24,698 per student, plus $17,000 on buildings and equipment. Money in: $15 million local (mostly property tax), $2.7 million state, $1.3 million federal. Long-term debt: $17.1 million.
Spent $12 million — $10.5 million to run schools, about $17,854 per student. Money in: $9 million local (mostly property tax), $3.1 million state, $1.1 million federal. Long-term debt: $12.7 million.
Spent $22.8 million — $20.4 million to run schools, about $45,512 per student, plus $12,000 on buildings and equipment. Money in: $7.7 million local (mostly property tax), $13.8 million state, $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 Calaveras County about $53.4 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.
108 bridges in Calaveras County: 39 in good condition, 63 fair, and 6 poor (5.6%). “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.
| STATE ROUTE 26 over INDIAN CREEK · built 1998 | 2,500 vehicles a day |
| BIG TREES PARKWAY over N FORK STANISLAUS RIVER · built 1959 | 400 vehicles a day |
| HOGAN DAM RD over CALAVERAS RIVER · built 1960 | 368 vehicles a day |
| CALAVERITAS RD over WILLOW CREEK · built 1925 | 256 vehicles a day |
| CALAVERITAS RD over CALAVERITAS CREEK · built 1928 | 203 vehicles a day |
| ROLLERI BYPASS RD over ANGELS CREEK · built 1932 | 8 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $20.4 million of work in Calaveras County in fiscal 2025, about $451 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.
General election: Tuesday, November 3, 2026. Ballots mailed; drop boxes open: 2026-10-05. Last day to register to vote: 2026-10-19. Early in-person voting: 2026-10-24 to 2026-11-03. Election Day: 2026-11-03. Last day for mailed ballots to arrive: 2026-11-10.
Source: California Secretary of State — Nov. 3, 2026 key dates · California Official Voter Information Guide — dates to remember · California Secretary of State — make a plan to vote
The budget, property tax rates, audits, local officials and offices for Calaveras 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 Calaveras County built: brayden.ozark@gmail.com.
More of California: the state government and every county in California.
Nearby counties: Amador County (18 mi) · Tuolumne County (34 mi) · El Dorado County (41 mi) · San Joaquin County (43 mi) · Sacramento County (46 mi) · Stanislaus County (50 mi).