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Hillsboro R-III School District, Missouri

Hillsboro R-III School District is a unified school district in Jefferson County, Missouri, for grades Pre-K to 12. About 23,513 people live in it (2020–2024 estimate). It covers 106 sq mi (275 km²) of land.

Kansas CitySt. LouisSpringfield
Hillsboro R-III School District in Missouri
Festus R-VI School DistrictGrandview R-II School DistrictDunklin R-V School District
Hillsboro R-III School District and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
23,513 ± 1,998
Grades
Pre-K to 12
Type
Unified school district
County
Jefferson County
Land area
106 sq mi (275 km²)
Median household income
$86,661 ± $6,543
Median home value
$282,100 ± $14,417
Water area
0.93 sq mi (2.4 km²)
State
Missouri
Census code (GEOID)
2914430
Coordinates (central point)
38.252243, -90.556525
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 Hillsboro R-III School District, largest first

  1. Central Township14,773 people
  2. Hillsboro (city)3,500 people
  3. Raintree Plantation (CDP)2,047 people
  4. Briarwood Estates (CDP)307 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. Festus R-VI School District6.3 mi southeast
  2. Dunklin R-V School District8.3 mi east
  3. Grandview R-II School District8.6 mi west
  4. Northwest R-I School District10 mi north
  5. De Soto 73 School District10 mi south
  6. Fox C-6 School District12 mi northeast

These share a boundary with Hillsboro R-III 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 Hillsboro R-III 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.