School District · Wisconsin
Hartland-Lakeside Joint No. 3 School District
📍 Hartland, WI · Waukesha County · NCES LEAID 5506140
District Contact & Information
Source: NCES CCD 2024–25
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District Mailing Address
800 E North Shore Dr, Hartland, WI 53029
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NCES District ID (LEAID)
5506140
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District Type
Public School District
Schools in Hartland-Lakeside Joint No. 3 School District
3 schools listedFrequently Asked Questions
What zip codes are in Hartland-Lakeside Joint No. 3 School District?▼
Hartland-Lakeside Joint No. 3 School District is a city district whose boundary does not contain the centre point of any zip code area, so we cannot list its zip codes from the national boundary data we use. Zip codes and district boundaries do not line up exactly in any case — confirm your address with the district office before relying on an assignment.
How is Hartland-Lakeside Joint No. 3 School District rated?▼
Hartland-Lakeside Joint No. 3 School District has an overall rating of 10 out of 10 (Excellent), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 96th percentile among Wisconsin school districts. Ratings are percentile-ranked within Wisconsin only and are not comparable across states.
How many students attend Hartland-Lakeside Joint No. 3 School District?▼
The NCES Common Core of Data directory reports enrollment of 1,139 students across 3 schools for Hartland-Lakeside Joint No. 3 School District.
What grades does Hartland-Lakeside Joint No. 3 School District serve?▼
Hartland-Lakeside Joint No. 3 School District is listed in the NCES directory as serving grades Pre-K – 8th.
What schools are in Hartland-Lakeside Joint No. 3 School District?▼
NCES lists 3 schools operating under Hartland-Lakeside Joint No. 3 School District: 2 elementary, 1 middle. 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 Hartland-Lakeside Joint No. 3 School District?▼
You can reach Hartland-Lakeside Joint No. 3 School District by phone at (262)369-6743 or online at www.hartlake.org or by mail at 800 E North Shore Dr, Hartland, WI 53029. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.
About Hartland-Lakeside Joint No. 3 School District
Hartland-Lakeside Joint No. 3 School District is a public school district in Wisconsin, in Waukesha County. It carries an overall rating of 10/10 (Excellent), the 96th 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.
Schools in this district
NCES lists 3 schools operating under Hartland-Lakeside Joint No. 3 School District — 2 elementary and 1 middle. The largest by enrollment is North Elementary with 405 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 (262)369-6743 before making a housing decision.