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Belvidere Consolidated Unit School District 100, Illinois

Belvidere Consolidated Unit School District 100 is a unified school district in Boone County, Illinois, for grades Pre-K to 12. About 44,668 people live in it (2020–2024 estimate). It covers 156 sq mi (405 km²) of land.

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Belvidere Consolidated Unit School District 100 in Illinois
Rockford School District 205
Belvidere Consolidated Unit School District 100 and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
44,668 ± 427
Grades
Pre-K to 12
Type
Unified school district
County
Boone County
Land area
156 sq mi (405 km²)
Median household income
$82,113 ± $3,754
Median home value
$214,300 ± $11,328
Water area
1.04 sq mi (2.71 km²)
State
Illinois
Census code (GEOID)
1705790
Coordinates (central point)
42.262521, -88.833611
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 Belvidere Consolidated Unit School District 100, largest first

  1. Belvidere Township29,286 people
  2. Belvidere (city)24,752 people
  3. Caledonia Township7,239 people
  4. Candlewick Lake (CDP)5,448 people
  5. Bonus Township4,363 people
  6. Flora Township2,988 people
  7. Timberlane (village)1,278 people
  8. Spring Township1,009 people
  9. Garden Prairie (CDP)403 people
  10. Caledonia (village)226 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. North Boone Community Unit School District 20011 mi north
  2. Rockford School District 20511 mi west
  3. Hiawatha Community Unit School District 42611 mi south
  4. Genoa-Kingston Community Unit School District 42413 mi southeast

These share a boundary with Belvidere Consolidated Unit School District 100. 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 Belvidere Consolidated Unit School District 100 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.