18,091 people (2024 Census estimate, −0.1% since 2020)
433 square miles of land · 42 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 Andrew County in the area they serve, reporting 106,624 people served in all (a system that crosses county lines counts its whole population).
| MO AMERICAN ST JOSEPH groundwater · private · MO1010714 | 89,171 served |
| ANDREW COUNTY PWSD 1 buys groundwater · local government · MO1024004 | 6,042 served |
| SAVANNAH PWS groundwater · local government · MO1010724 | 5,249 served |
| ANDREW COUNTY PWSD 2 buys groundwater · local government · MO1024005 | 3,580 served |
| ANDREW COUNTY PWSD 3 buys groundwater · local government · MO1024006 | 1,178 served |
| ANDREW COUNTY PWSD 4 buys groundwater · local government · MO1024007 | 600 served |
| AMAZONIA PWS buys groundwater · local government · MO1010013 | 236 served |
| FILLMORE PWS buys groundwater · local government · MO1010277 | 214 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 45 people were held in Andrew County's jail, in Vera's latest figure (2016), or 401 per 100,000 residents ages 15–64. In 2011 it was about 43.
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 Andrew County. School taxes are usually the largest part of a property tax bill.
Spent $26.2 million — $22.6 million to run schools, about $9,704 per student, plus $3.4 million on buildings and equipment. Money in: $12.9 million local (mostly property tax), $14 million state, $3.1 million federal.
Spent $4.7 million — $4.4 million to run schools, about $14,613 per student, plus $233,000 on buildings and equipment. Money in: $1.8 million local (mostly property tax), $3.1 million state, $477,000 federal.
Spent $2.5 million — $2.2 million to run schools, about $9,819 per student, plus $11,000 on buildings and equipment. Money in: $2.1 million local (mostly property tax), $1.7 million state, $203,000 federal. Long-term debt: $875,000.
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 Andrew County about $11.4 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively High; social vulnerability: Very Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
162 bridges in Andrew County: 62 in good condition, 81 fair, and 19 poor (11.7%). “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.
| IS 29 N over NODAWAY RVR · built 1953 | 11,937 vehicles a day |
| RT B E over 102 RVR · built 1963 | 643 vehicles a day |
| RT H S over LINCOLN CR · built 1966 | 623 vehicles a day |
| RT B E over UPPER NEELY BR · built 1968 | 236 vehicles a day |
| COUNTY RD 29 over ARAPAHOE CR · built 1930 | 35 vehicles a day |
| CART RD 276 over MUDDY CR · built 2004 | 35 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $18.7 million of work in Andrew County in fiscal 2025, about $1,031 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 Missouri 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 Andrew 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 Andrew County built: brayden.ozark@gmail.com.
More of Missouri: the state government and every county in Missouri.
Nearby counties: DeKalb County (22 mi) · Buchanan County (23 mi) · Doniphan County, KS (23 mi) · Holt County (23 mi) · Gentry County (26 mi) · Nodaway County (26 mi).