School District · Wisconsin
Hartford Union High School District
📍 Hartford, WI · Washington County · NCES LEAID 5506120
District Contact & InformationSource: NCES CCD 2024–25
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District Mailing Address
805 Cedar St, Hartford, WI 53027
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NCES District ID (LEAID)
5506120
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District Type
Public School District
Zip Codes Served by Hartford Union High School District3 zip codes
Frequently Asked Questions
What zip codes are in Hartford Union High School District?▼
Hartford Union High School District serves 3 zip codes: 53027, 53033, 53078. 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 Hartford Union High School District rated?▼
Hartford Union High School District has an overall rating of 6 out of 10 (Average), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 50th percentile among Wisconsin school districts. Ratings are percentile-ranked within Wisconsin only and are not comparable across states.
How many students attend Hartford Union High School District?▼
The NCES Common Core of Data directory reports enrollment of 1,316 students across 1 school for Hartford Union High School District.
What grades does Hartford Union High School District serve?▼
Hartford Union High School District is listed in the NCES directory as serving grades 9th – 12th.
How do I contact Hartford Union High School District?▼
You can reach Hartford Union High School District by phone at (262)670-3200 or by mail at 805 Cedar St, Hartford, WI 53027. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.
About Hartford Union High School District
Hartford Union High School District is a public school district serving 3 zip codes in Wisconsin, primarily in Washington County. It carries an overall rating of 6/10 (Average), the 50th percentile among Wisconsin districts. That rating reflects the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts with a 2017–18 fallback for the rest) and is ranked only against other Wisconsin districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.
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 (262)670-3200 before making a housing decision.