School District · Colorado
Big Sandy School District 100J
📍 Matheson, CO · Elbert County · NCES LEAID 0806600
District Contact & Information
Source: NCES CCD 2024–25
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Grades Served
Pre-K – 12th
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District Mailing Address
P O BOX 68, SIMLA, CO 80835
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NCES District ID (LEAID)
0806600
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District Type
Public School District
Schools in Big Sandy School District 100J
3 schools listed
Zip Codes Served by Big Sandy School District 100J
3 zip codes
Frequently Asked Questions
What zip codes are in Big Sandy School District 100J?▼
Big Sandy School District 100J serves 3 zip codes: 80830, 80832, 80835. Zip codes and district boundaries do not line up exactly, so confirm your exact address with the district office before you rely on an assignment.
How is Big Sandy School District 100J rated?▼
Big Sandy School District 100J has an overall rating of 8 out of 10 (Good), based on the share of students proficient in reading and math on state assessments (CMAS 2025). That places it in the 78th percentile among Colorado school districts. Ratings are percentile-ranked within Colorado only and are not comparable across states.
How many students attend Big Sandy School District 100J?▼
The NCES Common Core of Data directory reports enrollment of 361 students across 3 schools for Big Sandy School District 100J.
What grades does Big Sandy School District 100J serve?▼
Big Sandy School District 100J is listed in the NCES directory as serving grades Pre-K – 12th.
What schools are in Big Sandy School District 100J?▼
NCES lists 3 schools operating under Big Sandy School District 100J: 1 elementary, 1 middle, 1 high. Each school's grade span, enrollment and city are listed on this page. Attendance zones are set by the district and a school on this list is not necessarily the one your address is assigned to.
How do I contact Big Sandy School District 100J?▼
You can reach Big Sandy School District 100J by phone at (719)541-2292 or online at bigsandy100j.com or by mail at P O BOX 68, SIMLA, CO 80835. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.
About Big Sandy School District 100J
Big Sandy School District 100J is a public school district serving 3 zip codes in Colorado, primarily in Elbert County. It carries an overall rating of 8/10 (Good), the 78th percentile among Colorado districts. That rating reflects the share of students proficient in reading and math on state assessments (CMAS 2025) and is ranked only against other Colorado districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.
Schools in this district
NCES lists 3 schools operating under Big Sandy School District 100J — 1 elementary, 1 middle and 1 high. The largest by enrollment is Simla Elementary School with 165 students. School-level enrollment comes from the NCES Common Core of Data school directory; a school with no reported enrollment is shown with a dash rather than a zero.
Checking your own address
District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can
be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your
assignment with the district office at (719)541-2292 before making a housing decision.