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The Lewisville handbook

Living in Lewisville, ID: what to set up and who to call

All of Lewisville gets its mail under one ZIP code, 83431. The closest ER is Madison Memorial Hospital, 14.1 miles away.

Which school will my kid attend?How do I register to vote?ZIP codes

I’m new in town

What to set up in Lewisville, and who provides it. Tap an answer for the details and where they come from.

PowerRocky Mountain Powerinvestor-owned utility · 13.5¢/kWhMore →Internet8 providers100% of addresses get 100/20 MbpsMore →Trash & dumpNot on file yetWe don’t have Lewisville’s trash rules yetMore →SchoolJefferson County Joint School District 251Which school depends on grade and addressMore →Register to voteOnlineRules from vote.govMore →ZIP code83431Where people live, not P.O. boxesMore →
Home services

Power, water and internet

Who to call to start service at a new address in Lewisville.

Electricity

Power comes from Rocky Mountain Power

Rocky Mountain Power (PacifiCorp), an investor-owned utility, serves all of Lewisville. Its homes paid an average of 13.5¢ per kWh in 2025, about $120 a month (its average across Idaho).

Start or move service: pacificorp.com · (888) 221-7070

Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.

Internet

8 home internet providers serve Lewisville

100% of 173 addresses can get 100/20 Mbps; 100% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
Direct Communications RocklandFiber100%2,000/2,000
CenturyLinkDSL92%80/10
FybercomFixed wireless100%500/500
White Cloud CommunicationsFixed wireless100%200/50
VerizonFixed wireless96%300/20
Rise BroadbandFixed wireless76%50/10

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

We don’t have Lewisville’s trash rules yet

Pickup rules, the dump and recycling in Lewisville.

Trash, recycling and bulk pickupNot on fileOpenStreetMap lists no public drop-off in Lewisville or within 5 miles (as of Oct 9, 2026); map coverage varies by town.
Schools

Where your child goes to school

Public school districts and the school path by grade.

Lewisville kids go to
PK–56 elementary schoolsDepends on your address
6–82 middle schoolsDepends on your address
9–12Rigby High Schoolin Rigby

Lewisville is in Jefferson County Joint School District 251.

Test scores and every school: see Schools →

U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.

Government & voting

Town hall and registering to vote

Who to call, and how to register.

Town HallBudget, officials, electionsLewisville’s government in one page
Who runs elections hereJefferson County ClerkElections here are run by Jefferson County (county election office). 210 Courthouse Way Ste 100, Rigby, ID 83442 · (208) 745-7756 · [email protected]FVAP, Aug 2023
Register to voteOnlineIn Idaho you can register online until 11 days before Election Day, in person up to and including Election Day, or by mail (received 11 days before).vote.govCheck your registration and polling placeelections.sos.idaho.govThe state’s voter lookup

Election office: FVAP local election office directory, updated Aug 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.

ZIP codes & area codes

Lewisville is in ZIP code 83431

ZIP codes where Lewisville residents live, with the share of the town in each.

ZIPPost office nameShare of LewisvilleZIP’s residents in Lewisville
83431Lewisville, ID100%46%
Area code208Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

Getting around, the ER and the library

One line each; the subject pages have the rest.

Nearest emergency roomMadison Memorial Hospital14.1 miles awayGet a library cardLewisville Legacy3453 E 480 N · (208) 754-8608

ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.

Questions about living in Lewisville

Who provides electricity in Lewisville?

Rocky Mountain Power (PacifiCorp), an investor-owned utility. Its homes paid about 13.5¢ per kWh in 2025 (EIA).

What internet providers serve Lewisville?

Direct Communications Rockland, CenturyLink, Fybercom, White Cloud Communications, Verizon, Rise Broadband (FCC, as of December 2025).

What ZIP codes are in Lewisville?

83431. Census 2020 ZIP Code Tabulation Areas.

What school district is Lewisville in?

Jefferson County Joint School District 251.

How do I register to vote in Lewisville?

In Idaho you can register online until 11 days before Election Day, in person up to and including Election Day, or by mail (received 11 days before). Elections here are run by the Jefferson County Clerk. Check your registration at elections.sos.idaho.gov.

Sources & dates

Every answer above names its source. Here they are with their dates.

  • Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
  • Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
  • ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
  • Schools: NCES Common Core of Data, 2024–25.
  • Registration: vote.gov, updated Sep 12, 2025 (read Oct 10, 2026). Official sites and area codes: Wikidata.
  • Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
  • Internet: FCC National Broadband Map, as of December 2025.