109,516 people (2024 Census estimate, +2.6% since 2020)
9,949 square miles of land · 11 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.
42 active community water systems list Navajo County in the area they serve, reporting 94,921 people served in all (a system that crosses county lines counts its whole population).
| CITY OF SHOW LOW groundwater · local government · AZ0409026 | 17,139 served |
| ARIZONA WATER CO - OVERGAARD groundwater · private · AZ0409004 | 13,797 served |
| ARIZONA WATER CO - LAKESIDE groundwater · private · AZ0409003 | 12,191 served |
| WINSLOW CITY OF groundwater · local government · AZ0409035 | 9,789 served |
| SNOWFLAKE TOWN OF groundwater · local government · AZ0409029 | 5,590 served |
| PONDEROSA DWID groundwater · public/private · AZ0409023 | 5,375 served |
| HOLBROOK CITY OF groundwater · local government · AZ0409015 | 4,833 served |
| TOWN OF TAYLOR groundwater · local government · AZ0409031 | 4,190 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 271 people were held in Navajo County's jail, in Vera's latest figure (2021), or 423 per 100,000 residents ages 15–64. In 2016 it was about 276.
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.
14 school districts have their office in Navajo County. School taxes are usually the largest part of a property tax bill.
Spent $29.2 million — $22.5 million to run schools, about $7,630 per student, plus $6.6 million on buildings and equipment. Money in: $4.9 million local (mostly property tax), $20.3 million state, $7.5 million federal. Long-term debt: $505,000.
Spent $33.3 million — $23 million to run schools, about $8,952 per student, plus $10 million on buildings and equipment. Money in: $10.1 million local (mostly property tax), $22.8 million state, $4.7 million federal. Long-term debt: $7.2 million.
Spent $49.8 million — $31.7 million to run schools, about $13,403 per student, plus $18.1 million on buildings and equipment. Money in: $1.9 million local (mostly property tax), $19 million state, $28.9 million federal.
Spent $24.2 million — $22 million to run schools, about $11,711 per student, plus $2.1 million on buildings and equipment. Money in: $3.6 million local (mostly property tax), $15.1 million state, $11.2 million federal. Long-term debt: $520,000.
Spent $31.7 million — $25.5 million to run schools, about $13,827 per student, plus $6.1 million on buildings and equipment. Money in: $4.5 million local (mostly property tax), $17 million state, $10.1 million federal. Long-term debt: $895,000.
Spent $23.6 million — $21.3 million to run schools, about $12,124 per student, plus $1.5 million on buildings and equipment. Money in: $12.7 million local (mostly property tax), $7.1 million state, $6.8 million federal. Long-term debt: $16.2 million.
Spent $38 million — $35.6 million to run schools, about $21,659 per student, plus $2.3 million on buildings and equipment. Money in: $1.9 million local (mostly property tax), $15 million state, $29.3 million federal.
Spent $25.3 million — $23 million to run schools, about $21,805 per student, plus $2.3 million on buildings and equipment. Money in: $895,000 local (mostly property tax), $9.6 million state, $13.2 million federal.
And 6 more.
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 Navajo County about $40 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.
278 bridges in Navajo County: 148 in good condition, 124 fair, and 6 poor (2.2%). “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-40 WB over SB 40 · built 1969 | 21,131 vehicles a day |
| IRR BIA RTE N4 over WEPO WASH · built 1990 | 4,078 vehicles a day |
| IRR BIA RTE N15 over BLACK CANYON WASH · built 1986 | 2,051 vehicles a day |
| IRR BIA RTE N65 over TSE CHIZZI WASH · built 1976 | 450 vehicles a day |
| IRR BIA RTE N6486 over LAGUNA CREEK · built 1965 | 150 vehicles a day |
| I-40; SFR over Ltl Lithodendron Wash · built 1932 | 60 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $197.9 million of work in Navajo County in fiscal 2025, about $1,854 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. Last day to register to vote: 2026-10-05. Early voting: 2026-10-07 to 2026-10-30. Last day to request a ballot by mail: 2026-10-23. Last suggested day to mail your ballot back: 2026-10-27. Election Day: 2026-11-03.
Source: Arizona Secretary of State, Sept. 4, 2026 · Arizona Secretary of State — 2025–2026 master elections calendar (PDF) · Arizona Secretary of State — election calendar
The budget, property tax rates, audits, local officials and offices for Navajo 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 Navajo County built: brayden.ozark@gmail.com.
More of Arizona: the state government and every county in Arizona.
Nearby counties: Apache County (47 mi) · Coconino County (87 mi) · Gila County (114 mi) · McKinley County, NM (117 mi) · Cibola County, NM (135 mi) · San Juan County, NM (136 mi).