Photo: Dreamyshade · CC BY-SA 4.0Living in Brookside, NJ: what to set up and who to call
Brookside has no town government of its own, so Morris County runs its elections and most services, and its children attend Mendham Township School District. The closest public drop-off to Brookside is Morristown Recycling Center, 4 miles out; the town decides whether residents may use it.
I’m new in town
What to set up in Brookside, 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 Brookside.
Power comes from JCP&L
JCP&L (Jersey Central Power & Light Co.), an investor-owned utility, serves all of Brookside. 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.
Water comes from Nj American Water - Short Hills
Nj American Water - Short Hills supplies Brookside: about 77% of residents live in its service area. Southeast Morris County Mua serves another 25%. It draws surface water (EPA lists Montclair Water Bureau and East Hanover Twp Water Dept and Morris County Mua and Passaic Valley Water Commission and New Jersey American Water as sellers) and serves 217,230 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 86% of the 332 systems serving 100,001–250,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2026, was 3.0 ppb, below the 15 ppb action level that applied. That’s higher than 77% 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. NJ0712001.
4 home internet providers serve Brookside
100% of 614 addresses can get 100/20 Mbps; 88% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 98% | 1,200/35 |
| Verizon | Fiber, Fixed wireless | 87% | 2,300/2,300 |
| T-Mobile | Fixed wireless | 87% | 100/20 |
| AT&T | Fixed wireless | 7% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
The nearest public drop-off is 4 miles away
Pickup rules, the dump and recycling in Brookside.
Morristown Recycling Center
90 Lake Road, Morristown, NJ, 07960
This isn’t Brookside’s own facility. Whether Brookside residents may use it is the town’s rule: check the town’s office.
OpenStreetMap, as of Oct 9, 2026. © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Brookside is in two districts that split the grades: Mendham Township School District and West Morris 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
Brookside is unincorporated, so Morris County is the local government.
Election office: FVAP local election office directory, updated Apr 2020; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Brookside spans 3 ZIP codes
ZIP codes where Brookside residents live, with the share of the town in each.
| ZIP | Post office name | Share of Brookside | ZIP’s residents in Brookside |
|---|---|---|---|
| 07945 | Mendham, NJ | 53% | 9% |
| 07960 | Morristown, NJ | 39% | 2% |
| 07926 | Brookside, NJ | 8% | 100% |
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 Brookside
Who supplies Brookside’s drinking water, and has it had violations?
Nj American Water - Short Hills (EPA ID NJ0712001). It reported no health-based violations to EPA in the five years to October 2026; 86% of systems its size had none. Its latest lead 90th percentile was 3.0 ppb (Jan–Dec 2026), against a 15 ppb action level.
Who provides electricity in Brookside?
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 Brookside?
Xfinity, Verizon, T-Mobile, AT&T (FCC, as of December 2025).
What ZIP codes are in Brookside?
07945 (53%), 07960 (39%), 07926 (8%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Brookside in?
Mendham Township School District and West Morris Region School District.
How do I register to vote in Brookside?
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 Morris County Clerk. Check your registration at voter.svrs.nj.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.