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Seneca, Nebraska from SE 2Photo: Ammodramus · Public domain
The Seneca handbook

Living in Seneca, NE: what to set up and who to call

Seneca has no town government of its own, so Thomas County runs its elections and most services, and its children attend Mullen Public Schools. Power in Seneca comes from Custer Public Power District, a political subdivision utility rather than a private company.

Which school will my kid attend?How do I register to vote?ZIP codes
Seneca has no town government. It’s a census-designated place in Thomas County, so the county and regional agencies provide most services. This page answers what we can; the same answers appear on Seneca’s town page under “Getting set up”.

I’m new in town

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

PowerCuster Public Power Districtpolitical subdivision utility · 13.1¢/kWhMore →Internet2 providers37% of addresses get 100/20 MbpsMore →Trash & dumpNot on file yetWe don’t have Seneca’s trash rules yetMore →SchoolMullen Public SchoolsWhich school depends on grade and addressMore →Register to voteOnlineRules from vote.govMore →ZIP code69161Where people live, not P.O. boxesMore →
Home services

Power, water and internet

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

Electricity

Power comes from Custer Public Power District

Custer Public Power District (Custer Public Power District), a political subdivision utility, serves all of Seneca. Its homes paid an average of 13.1¢ per kWh in 2025, about $174 a month (its average across Nebraska).

Start or move service: www.custerpower.com · (308) 872-2451

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

Internet

2 home internet providers serve Seneca

37% of 47 addresses can get 100/20 Mbps; 0% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
ConsolidatedDSL100%40/5
VerizonFixed wireless85%300/20

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

Trash & recycling

We don’t have Seneca’s trash rules yet

Pickup rules, the dump and recycling in Seneca.

Trash, recycling and bulk pickupNot on fileSeneca has no town government of its own, so look for trash and recycling rules on the county’s site.
Schools

Where your child goes to school

Public school districts and the school path by grade.

Seneca kids go to
PK–5Mullen Elementary Schoolin Mullen
6–8Mullen Middle Schoolin Mullen
9–12Mullen High Schoolin Mullen

Seneca is in Mullen Public Schools.

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

No town hall: the county runs things

Seneca is unincorporated, so Thomas County is the local government.

Local governmentThomas CountySeneca is a census-designated place: no town hall of its ownCensus
Who runs elections hereThomas County ClerkElections here are run by Thomas County (county election office). 503 Main St, PO Box 226, Thedford, NE 69166 · (308) 645-2261 · [email protected]FVAP, Apr 2024
Register to voteOnlineIn Nebraska you can register online until 18 days before Election Day, in person until 11 days before Election Day, or by mail (postmarked 18 days before).vote.govCheck your registration and polling placevotercheck.necvr.ne.govThe state’s voter lookup

Election office: FVAP local election office directory, updated Apr 2024; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 30, 2026.

ZIP codes & area codes

Seneca is in ZIP code 69161

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

ZIPPost office nameShare of SenecaZIP’s residents in Seneca
69161Seneca, NE100%48%

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 roomCherry County Hospital59.6 miles awayGet a library cardHooker County Library102 North Cleveland Avenue · (308) 546-2240

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

Questions about living in Seneca

Who provides electricity in Seneca?

Custer Public Power District (Custer Public Power District), a political subdivision utility. Its homes paid about 13.1¢ per kWh in 2025 (EIA).

What internet providers serve Seneca?

Consolidated, Verizon (FCC, as of December 2025).

What ZIP codes are in Seneca?

69161. Census 2020 ZIP Code Tabulation Areas.

What school district is Seneca in?

Mullen Public Schools.

How do I register to vote in Seneca?

In Nebraska you can register online until 18 days before Election Day, in person until 11 days before Election Day, or by mail (postmarked 18 days before). Elections here are run by the Thomas County Clerk. Check your registration at votercheck.necvr.ne.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 30, 2026 (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.