School District · Idaho
Lewiston Independent School District 340
📍 Lewiston, ID · Nez Perce County · NCES LEAID 1601860
District Contact & InformationSource: NCES CCD 2024–25
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Grades Served
Pre-K – 12th
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District Mailing Address
3317 12TH STREET, LEWISTON, ID 83501
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NCES District ID (LEAID)
1601860
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District Type
Public School District
Zip Codes Served by Lewiston Independent School District 3401 zip code
Frequently Asked Questions
What zip codes are in Lewiston Independent School District 340?▼
Lewiston Independent School District 340 serves 1 zip code: 83501. 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 Lewiston Independent School District 340 rated?▼
Lewiston Independent School District 340 has an overall rating of 8 out of 10 (Good), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 71st percentile among Idaho school districts. Ratings are percentile-ranked within Idaho only and are not comparable across states.
How many students attend Lewiston Independent School District 340?▼
The NCES Common Core of Data directory reports enrollment of 4,765 students across 13 schools for Lewiston Independent School District 340.
What grades does Lewiston Independent School District 340 serve?▼
Lewiston Independent School District 340 is listed in the NCES directory as serving grades Pre-K – 12th.
How do I contact Lewiston Independent School District 340?▼
You can reach Lewiston Independent School District 340 by phone at (208)748-3000 or by mail at 3317 12TH STREET, LEWISTON, ID 83501. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.
About Lewiston Independent School District 340
Lewiston Independent School District 340 is a public school district serving 1 zip code in Idaho, primarily in Nez Perce County. It carries an overall rating of 8/10 (Good), the 71st percentile among Idaho 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 Idaho 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 (208)748-3000 before making a housing decision.