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| Metric | Jefferson County School District R-1 | National Average | Comparison |
|---|---|---|---|
| Student Enrollment | 75,327 | 3,700 | Much larger than avg |
| Number of Schools | 162 | 6 | Varies by district |
| Per-Pupil Spending | $11,419/yr | $13,700/yr | State avg est. |
| District Type | Public School District | Public District | — |
| Overall Rating | 9/10 — Excellent | — | Above average |
🔢 Show the math behind this rating
Ranked against 160 rated districts in CO → 85th percentile → 9/10.
Source: Colorado Dept. of Education CMAS, all grades Met/Exceeded Expectations, 2025. Full methodology →
About Jefferson County School District R-1
Zip code 80401 in Jefferson, Colorado is served by Jefferson County School District R-1 for public school enrollment. The district covers grades Pre-K – 12th. This page provides a data-driven overview of Jefferson County School District R-1’s funding levels, size, rating, and what families should know before enrolling or making a housing decision in this area.
Funding and Resources
Jefferson County School District R-1 spent $11,419 per student in the 2019–20 school year (U.S. Dept. of Education CCD finance data), 11% below Colorado’s statewide $12,800 estimate.
District Scale and Program Breadth
Jefferson County School District R-1 is a major metropolitan district with 162 schools serving students from Pre-K – 12th. Major metropolitan districts operate dozens to hundreds of schools across wide geographic areas. They often include magnet schools, gifted programs, dual-language academies, and career and technical education pathways not available in smaller systems. Within-district quality variation is significant: a school two miles from your address might be rated very differently from your assigned school.
Understanding the 9/10 Rating
SchoolDistrictFinder rates Jefferson County School District R-1 9 out of 10 — top-tier among Colorado public school districts. Our ratings are based on state assessment results — the share of students scoring proficient or above in reading and math, as reported in Colorado’s CMAS assessments (2025 school year). We average each district’s reading and math proficiency, then rank it against other districts in the same state to produce a 1–10 score. Because Colorado is compared only against itself, the rating reflects how this district performs relative to its in-state peers.
Jefferson County School District R-1 ranks among the highest-performing public school districts in Colorado on state assessments, with reading and math proficiency rates in roughly the top 10–20% statewide. Homes in and around zip code 80401 often carry a measurable premium relative to neighboring areas served by lower-rated districts. Families moving here for academic strength will find a district whose students test well above the state norm. Even within top-rated districts, individual school performance varies — confirm your specific school assignments directly with the district.
Enrollment for Families in Zip Code 80401
Children in zip code 80401 are assigned to Jefferson County School District R-1 for public school enrollment, covering grades Pre-K – 12th. School assignments are address-specific — your elementary, middle, and high school placements depend on your exact street address within zip code 80401, not just your neighborhood. Two homes on opposite ends of the same zip code may be assigned to different schools within the same district.
To confirm your specific school assignments, contact Jefferson County School District R-1 at (303)982-6500 or visit www.jeffcopublicschools.org/. Typical enrollment documents include a signed lease or mortgage statement, birth certificate, state-required immunization documentation, and recent report cards or transcripts. If your child has an IEP or 504 plan, bring that documentation to enrollment — Colorado districts are required to continue services within a reasonable period. Fall enrollment windows typically open in late winter or early spring; contact the district for exact dates and required steps.
School Districts and Home Values in Jefferson
Research consistently shows that district assignment affects residential property values. Because Jefferson County School District R-1 serves zip code 80401, homes in and around zip code 80401 often carry a measurable premium over comparable properties in adjacent lower-rated districts. District boundaries are address-specific — verify the exact district assignment for any property you’re seriously considering rather than assuming based on the neighborhood. A single block can place two adjacent homes in different districts with different ratings and different annual property tax implications.
Use the property tax estimator on this page to calculate estimated annual tax obligations based on your target purchase price. In Colorado, property taxes are a primary funding source for public schools — your tax payments directly support Jefferson County School District R-1 programs and staff. Understanding both district quality and the associated tax burden is essential financial due diligence before committing to any home in zip code 80401.
Data Sources and Accuracy
All district information on this page is sourced from the NCES Common Core of Data (CCD) 2024–2025, the U.S. Department of Education’s annual census of all public school districts — the same dataset used by researchers, journalists, and policymakers to analyze American public education. District boundaries, school assignments, phone numbers, and per-pupil expenditure figures are updated annually when NCES publishes new data, typically in spring. Always verify your specific school assignment and enrollment requirements directly with Jefferson County School District R-1 before making any housing or enrollment decision based on zip code 80401 data.