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Cainsville R-I School District, Missouri

Cainsville R-I School District is a unified school district in Harrison County and Mercer County, Missouri, for grades Pre-K to 12. About 354 people live in it (2020–2024 estimate). It covers 68 sq mi (176 km²) of land.

Kansas CitySt. LouisSpringfield
Cainsville R-I School District in Missouri
North Harrison R-III School DistrictPrinceton R-V School District
Cainsville R-I School District and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
354 ± 70
Grades
Pre-K to 12
Type
Unified school district
Counties
Harrison County82% of the district’s landMercer County18% of the district’s land
Land area
68 sq mi (176 km²)
Median household income
$46,250 ± $15,338
Median home value
$72,100 ± $11,837
Water area
0.2 sq mi (0.51 km²)
State
Missouri
Census code (GEOID)
2906450
Coordinates (central point)
40.464508, -93.803093
Check a point in the school district finder

These coordinates mark a central point for the district, not a school or an address. Population, income and home value: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 20, 2026.

Towns, townships and communities in Cainsville R-I School District, largest first

  1. Madison Township327 people
  2. Cainsville (city)212 people
  3. Clay Township24 people

A town, township, city or borough is listed when at least half its land is in the district; a community, when its central point is. Near a district line, an address can belong to the district next door.

Bordering unified school districts, nearest first

  1. Ridgeway R-V School District9.1 mi southwest
  2. North Harrison R-III School District12 mi west
  3. Princeton R-V School District12 mi southeast
  4. South Harrison County R-II School District17 mi southwest
  5. Central Decatur Community School District, Iowa19 mi north

These share a boundary with Cainsville R-I School District. Distances are straight lines between central points.

Before using this answer for enrollment

A district boundary doesn’t decide which school a student attends; the district’s attendance zones and rules do. Confirm the full address and grade with Cainsville R-I School District before you rely on it.

See its schools and enrollment on NCES ↗

Find the school district where you are now or find your town or township.