Photo: Acroterion · CC BY-SA 4.0Living in Boonsboro, MD: what to set up and who to call
All of Boonsboro gets its mail under one ZIP code, 21713. Boonsboro Free Library Branch, at 401 Potomac Street, is the library in town.
I’m new in town
What to set up in Boonsboro, 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 Boonsboro.
Power comes from Potomac Edison
Potomac Edison (The Potomac Edison Co.), an investor-owned utility, serves all of Boonsboro. Its homes paid an average of 15.4¢ per kWh in 2025, about $172 a month (its average across Maryland, for customers on its standard service). Maryland lets you buy power from another supplier; 2% of Potomac Edison’s home customers do, and Potomac Edison still delivers it.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Boonsboro - Keedysville water system
The Boonsboro - Keedysville water system supplies almost all of Boonsboro. It draws surface water and serves 4,250 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 2019–Dec 2021, was 3.3 ppb, below the 15 ppb action level that applied. That’s higher than 84% 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. MD0210002.
5 home internet providers serve Boonsboro
100% of 1,353 addresses can get 100/20 Mbps; 91% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 99% | 2,000/250 |
| Antietam Cable | Cable, Fiber | 95% | 2,300/2,300 |
| Verizon | Fixed wireless | 93% | 300/20 |
| T-Mobile | Fixed wireless | 79% | 100/20 |
| AT&T | Fixed wireless | 79% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Boonsboro’s trash rules yet
Pickup rules, the dump and recycling in Boonsboro.
Where your child goes to school
Public school districts and the school path by grade.
Boonsboro is in Washington County Public Schools.
BSchool 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 Aug 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Mar 11, 2026.
Boonsboro is in ZIP code 21713
ZIP codes where Boonsboro residents live, with the share of the town in each.
| ZIP | Post office name | Share of Boonsboro | ZIP’s residents in Boonsboro |
|---|---|---|---|
| 21713 | Boonsboro, MD | 100% | 39% |
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 Boonsboro
Who supplies Boonsboro’s drinking water, and has it had violations?
The Boonsboro - Keedysville water system (EPA ID MD0210002). 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 3.3 ppb (Jan 2019–Dec 2021), against a 15 ppb action level.
Who provides electricity in Boonsboro?
Potomac Edison (The Potomac Edison Co.), an investor-owned utility. Its homes paid about 15.4¢ per kWh in 2025 (EIA).
What internet providers serve Boonsboro?
Xfinity, Antietam Cable, Verizon, T-Mobile, AT&T (FCC, as of December 2025).
What ZIP codes are in Boonsboro?
21713. Census 2020 ZIP Code Tabulation Areas.
What school district is Boonsboro in?
Washington County Public Schools.
How do I register to vote in Boonsboro?
In Maryland you can register online until 21 days before Election Day, in person up to and including Election Day, or by mail (postmarked 21 days before). Elections here are run by the Washington County Board of Elections. Check your registration at voterservices.elections.maryland.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 Mar 11, 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.