📊 Directory: NCES CCD 2024–2025·📈 Ratings: CMAS 2025·🔄 Updated: August 2026·Editorial standards
📍 La Salle, CO · Weld County

School District for
Zip Code 80645 — La Salle, CO

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ZIP 80645 is served by Weld County School District RE-1, rated 4/10 — 30th percentile in Colorado.Ratings are percentile ranks within a single state, so they are not comparable across states.
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Weld County School District RE-1

4
out of 10 Rating Below Average
State reading & math tests (CMAS 2025) · 30th percentile in CO
● Steady — within 2.5 points of 2021–22
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Can I rent in La Salle and still attend schools in this district?
Yes. School district assignment is based on your home address, not whether you own or rent. As long as your rental address falls within the Weld County School District RE-1 boundaries, your children are eligible to attend district schools.
How does the Weld County School District RE-1 rating compare to other districts in CO?
The Weld County School District RE-1 has an overall rating of 4/10 (Below Average) based on students’ reading and math proficiency on state assessments. Use our best districts in CO page to compare with other districts statewide.
What is the average class size in Weld County School District RE-1?
Class size data at the individual school level is not reported in the NCES Common Core of Data. Contact the Weld County School District RE-1 directly for current class size information, or check your state's department of education website.
Does Weld County School District RE-1 offer magnet schools or special programs?
Many districts offer magnet programs, gifted education, STEM academies, and dual-language programs. Contact the Weld County School District RE-1 directly or visit their website to learn about special program options and enrollment requirements.
School District · La Salle, CO
Weld County School District RE-1
📍 Weld County, CO · Zip Code 80645
4/10
Rating
1,837
Students
6
Schools
District Type
Below Average About this district: Public school district serving La Salle, CO
District Contact & InformationSource: NCES 2024–2025
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Grades Served
Pre-K – 12th
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District Phone
🌐
District Website
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District Office
14827 COUNTY ROAD 42, GILCREST, CO 80623
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Assigned Schools for Zip 80645
Based on NCES district data · Always verify directly with the district
Schools in Weld County School District RE-16 schools · NCES 2024
🏫 Elementary Schools (3)
  • Pete Mirich Elementary School — Grades PK–5 · 358 students
  • Platteville Elementary School — Grades PK–5 · 317 students
  • Gilcrest Elementary School — Grades PK–5 · 178 students
📚 Middle Schools (2)
  • North Valley Middle School — Grades 6–8 · 248 students
  • South Valley Middle School — Grades 6–8 · 143 students
🎓 High Schools (1)
  • Valley High School — Grades 9–12 · 483 students
Source: NCES Common Core of Data 2024 via Urban Institute. School assignment within a zip code depends on your exact address — confirm with the district.
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Schools in Weld County School District RE-1
Multiple School Levels
Contact Weld County School District RE-1 to confirm your school assignment based on your home address within this zip code.
District Statisticsvs. National Average
MetricWeld County School District RE-1National AverageComparison
Student Enrollment1,8373,700↓ Smaller than avg
Number of Schools66Varies by district
Per-Pupil Spending$12,800/yr (est.)$13,700/yrState avg est.
District TypePublic District
Overall Rating4/10 — Below AverageBelow average
🌏 District Map Boundary from U.S. Census TIGER
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Always verify before deciding: Contact Weld County School District RE-1 directly to confirm your exact school assignment. Boundaries change annually and open enrollment may alter your options. Nearby zip codes are served by Weld County School District No. RE-2 and Weld County School District RE-8 — if your address is near a district line, your assignment may differ from this zip-level estimate.
How Weld County School District RE-1 Compares NearbyState percentile · CMAS 2025
DistrictRatingPercentileStudents
Weld County School District RE-1 (this district)4/1030th1,837
Weld County School District No. RE-29/1084th1,977
Weld County School District RE-83/1023rd2,522
Weld County School District RE-3J4/1035th2,785
🔢 Show the math behind this rating
Reading proficiency: 32.8% · Math proficiency: 20.3% · Combined average: 26.5%
Ranked against 160 rated districts in CO → 30th percentile4/10.
Source: Colorado Dept. of Education CMAS, all grades Met/Exceeded Expectations, 2025. Full methodology →
Frequently Asked Questions
Is Weld County School District RE-1 a public school district?
Weld County School District RE-1 is classified as a public school district. Public school districts are funded by local, state, and federal tax dollars and are open to all students residing within district boundaries. Enrollment is generally free of charge, and students are assigned to schools based on home address. To confirm eligibility and enrollment requirements for zip code 80645, contact Weld County School District RE-1 directly.

About Weld County School District RE-1

Zip code 80645 in Weld, Colorado is served by Weld County School District RE-1 for public school enrollment. The district covers grades Pre-K–12th. This page provides a data-driven overview of Weld County School District RE-1’s funding levels, size, rating, and what families should know before enrolling or making a housing decision in this area.

Understanding the 4/10 Rating

With a rating of 4/10 (below average), Weld County School District RE-1 ranks among Colorado’s below average-rated school systems. 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.

Weld County School District RE-1 carries a below-average rating, with reading and math proficiency rates below typical Colorado benchmarks on state assessments. A below-average score reflects test performance relative to other districts — not necessarily teaching quality or school culture, and some of these districts have schools with strong communities and dedicated staff. Families should research specific school quality, visit in person, and ask about available programs. Also ask about open enrollment and magnet options that may offer alternatives to the default attendance-zone assignment.

Enrollment for Families in Zip Code 80645

Children in zip code 80645 are assigned to Weld County School District RE-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 80645, 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 Weld County School District RE-1 at the number listed on the district website or visit the district’s official website. Typical enrollment documents include proof of address, a government-issued birth certificate, immunization records, and any existing school records or IEP documentation. 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 La Salle

For families considering a purchase in the Weld area, district assignment matters financially. Because Weld County School District RE-1 serves zip code 80645, district assignment still factors into home-pricing comparisons between zip code 80645 and neighboring areas. 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 Weld County School District RE-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 80645.

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 Weld County School District RE-1 before making any housing or enrollment decision based on zip code 80645 data.

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District at a Glance
Overall Rating4/10
GradeBelow Average
District Type
Total Students
Total Schools
Per-Pupil Spending$12,800/yr (est.)
Data SourceNCES 2024