Photo: Jerrye & Roy Klotz, MD · CC BY-SA 3.0Living in Delaware, NJ: what to set up and who to call
Delaware has no town government of its own, so Warren County runs its elections and most services, and its children attend Knowlton Township School District. For a library card, the closest branch is Warren County Public Library, 6.1 miles out.
I’m new in town
What to set up in Delaware, 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 Delaware.
Power comes from JCP&L
JCP&L (Jersey Central Power & Light Co.), an investor-owned utility, serves all of Delaware. Its homes paid an average of 18.4¢ per kWh in 2025, about $145 a month (its average across New Jersey, for customers on its standard service). New Jersey lets you buy power from another supplier; 9% of JCP&L’s home customers do, and JCP&L still delivers it.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
3 home internet providers serve Delaware
100% of 102 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Planet Networks | Fiber | 100% | 10,000/10,000 |
| Optimum | Cable | 66% | 940/35 |
| Brightspeed | DSL | 54% | 80/10 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Delaware’s trash rules yet
Pickup rules, the dump and recycling in Delaware.
Where your child goes to school
Public school districts and the school path by grade.
Delaware is in two districts that split the grades: Knowlton Township School District and North Warren Region School District.
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.
No town hall: the county runs things
Delaware is unincorporated, so Warren County is the local government.
Election office: FVAP local election office directory, updated Aug 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Delaware spans 2 ZIP codes
ZIP codes where Delaware residents live, with the share of the town in each.
| ZIP | Post office name | Share of Delaware | ZIP’s residents in Delaware |
|---|---|---|---|
| 07833 | Delaware, NJ | 65% | 100% |
| 07832 | Columbia, NJ | 35% | 2% |
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 Delaware
Who provides electricity in Delaware?
JCP&L (Jersey Central Power & Light Co.), an investor-owned utility. Its homes paid about 18.4¢ per kWh in 2025 (EIA).
What internet providers serve Delaware?
Planet Networks, Optimum, Brightspeed (FCC, as of December 2025).
What ZIP codes are in Delaware?
07833 (65%), 07832 (35%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Delaware in?
Knowlton Township School District and North Warren Region School District.
How do I register to vote in Delaware?
In New Jersey you can register online until 21 days before Election Day, in person until 21 days before Election Day, or by mail (postmarked 21 days before). Elections here are run by the Warren County Clerk. Check your registration at voter.svrs.nj.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 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.