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Washington School District, Missouri

Washington School District is a unified school district in Franklin County, Warren County, and St. Charles County, Missouri, for grades Pre-K to 12. About 34,631 people live in it (2020–2024 estimate). It covers 262 sq mi (679 km²) of land.

Kansas CitySt. LouisSpringfield
Washington School District in Missouri
New Haven School DistrictMeramec Valley R-III School District
Washington School District and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
34,631 ± 1,614
Grades
Pre-K to 12
Type
Unified school district
Counties
Franklin County55% of the district’s landWarren County25% of the district’s landSt. Charles County20% of the district’s land
Land area
262 sq mi (679 km²)
Median household income
$91,856 ± $5,137
Median home value
$296,100 ± $15,616
Water area
8.78 sq mi (22.8 km²)
State
Missouri
Census code (GEOID)
2931110
Coordinates (central point)
38.570032, -90.983015
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 Washington School District, largest first

  1. Washington (city)15,130 people
  2. Washington Township15,130 people
  3. Charrette Township7,045 people
  4. St. Johns Township6,076 people
  5. Marthasville (city)2,328 people
  6. Augusta (town)285 people
  7. Three Creeks (village)3 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. Union R-XI School District12 mi southwest
  2. Meramec Valley R-III School District13 mi southeast
  3. Francis Howell R-III School District15 mi northeast
  4. New Haven School District16 mi west
  5. Wright City R-II of Warren County16 mi north
  6. Rockwood R-VI School District19 mi east
  7. Warren County R-III School District20 mi northwest

These share a boundary with Washington 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 Washington 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.