Photo: Levelhead at English Wikipedia · CC BY-SA 3.0Living in Seaford, DE: what to set up and who to call
Seaford runs its own electric utility, City of Seaford. Tap water in Seaford comes from Seaford Water Department, which has a clean five-year EPA record (about 20% of systems its size had a health-based violation) and a latest lead result of 1.0 ppb.
I’m new in town
What to set up in Seaford, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Seaford.
Power comes from City of Seaford
City of Seaford (City of Seaford- (DE)), a municipal utility, serves all of Seaford.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Seaford Water Department
Seaford Water Department supplies almost all of Seaford. It draws ground water and serves 6,699 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 80% of the 5,012 systems serving 3,301–10,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 1.0 ppb, below the 15 ppb action level that applied. That’s lower than 57% of similar systems’ latest results.
The system’s full record: EPA ECHO report
EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0. Violations are counted by the start of their compliance period. DE0000246.
6 home internet providers serve Seaford
100% of 2,526 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable, Fiber | 100% | 2,000/250 |
| Bloosurf | Fixed wireless | 100% | 25/3 |
| Verizon | Fixed wireless | 69% | 300/20 |
| BridgeMAXX Suncoast Broadband | Fixed wireless | 25% | 50/10 |
| AT&T | Fixed wireless | 23% | 100/20 |
| T-Mobile | Fixed wireless | 10% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Seaford’s trash rules yet
Pickup rules, the dump and recycling in Seaford.
Where your child goes to school
Public school districts and the school path by grade.
Seaford is in Seaford School District.
CSchool gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Sep 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Seaford is in ZIP code 19973
ZIP codes where Seaford residents live, with the share of the town in each.
| ZIP | Post office name | Share of Seaford | ZIP’s residents in Seaford |
|---|---|---|---|
| 19973 | Seaford, DE | 100% | 31% |
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
Getting around, the ER and the library
One line each; the subject pages have the rest.
ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Seaford
Who supplies Seaford’s drinking water, and has it had violations?
Seaford Water Department (EPA ID DE0000246). It reported no health-based violations to EPA in the five years to October 2026; 80% of systems its size had none. Its latest lead 90th percentile was 1.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Seaford?
City of Seaford (City of Seaford- (DE)), a municipal utility.
What internet providers serve Seaford?
Xfinity, Bloosurf, Verizon, BridgeMAXX Suncoast Broadband, AT&T, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Seaford?
19973. Census 2020 ZIP Code Tabulation Areas.
What school district is Seaford in?
Seaford School District.
How do I register to vote in Seaford?
In Delaware you can register online until 24 days before Election Day, in person until 24 days before Election Day, or by mail (postmarked 24 days before). Elections here are run by the Department of Elections - Sussex County Office. Check your registration at ivote.de.gov.
Sources & dates
Every answer above names its source. Here they are with their dates.
- Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
- 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 Nov 18, 2024 (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.