Photo: Brian Stansberry · CC BY 4.0Living in Duncan, SC: what to set up and who to call
The closest public drop-off to Duncan is Berry's Pond Recycling Center, 3 miles out; the town decides whether residents may use it. Children in Duncan attend Spartanburg School District 5.
I’m new in town
What to set up in Duncan, 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 Duncan.
Power comes from Duke Energy
Duke Energy (Duke Energy Carolinas, LLC), an investor-owned utility, serves all of Duncan. Its homes paid an average of 13.5¢ per kWh in 2025, about $142 a month (its average across South Carolina).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Sjwd Middle Tyger WTP (Sc4220006) water system
The Sjwd Middle Tyger WTP (Sc4220006) water system supplies almost all of Duncan. It draws surface water (EPA lists Greer Cpw (Sc2310005) and Blue Ridge Water Co Inc (Sc2320003) as sellers) and serves 89,531 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 90% of the 597 systems serving 50,001–100,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2023–Dec 2025, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 13.0 ppb. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
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. SC4220006.
4 home internet providers serve Duncan
99% of 1,471 addresses can get 100/20 Mbps; 48% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 98% | 1,000/1,000 |
| AT&T | Fiber, Fixed wireless, DSL | 77% | 5,000/5,000 |
| Verizon | Fixed wireless | 93% | 300/20 |
| T-Mobile | Fixed wireless | 60% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash day in Duncan depends on your street
Pickup days, the drop-off and recycling in Duncan, from the town’s own site.
Your pickup week
- TrashEvery week, on your street’s dayFind your street’s day on townofduncansc.com →
From townofduncansc.com, the town’s official site, checked Oct 21, 2026. Rules change: the town’s page is the last word. .
Where your child goes to school
Public school districts and the school path by grade.
Duncan is in Spartanburg School District 5.
A−School 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 Jan 2024; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Duncan spans 2 ZIP codes
ZIP codes where Duncan residents live, with the share of the town in each.
| ZIP | Post office name | Share of Duncan | ZIP’s residents in Duncan |
|---|---|---|---|
| 29334 | Duncan, SC | 99% | 24% |
| 29365 | Lyman, SC | 1% | 0% |
A few homes fall in 29651.
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 Duncan
Who supplies Duncan’s drinking water, and has it had violations?
The Sjwd Middle Tyger WTP (Sc4220006) water system (EPA ID SC4220006). It reported no health-based violations to EPA in the five years to October 2026; 90% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Duncan?
Duke Energy (Duke Energy Carolinas, LLC), an investor-owned utility. Its homes paid about 13.5¢ per kWh in 2025 (EIA).
What internet providers serve Duncan?
Spectrum, AT&T, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Duncan?
29334 (99%), 29365 (1%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Duncan in?
Spartanburg School District 5.
How do I register to vote in Duncan?
In South Carolina you can register online until 30 days before Election Day, in person until 30 days before Election Day, or by mail (postmarked 30 days before). Elections here are run by the Spartanburg Board of Voter Registration. Check your registration at vrems.scvotes.sc.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: Duncan’s own website (townofduncansc.com), read Oct 21, 2026, pickup and drop-off facts extracted and checked against the page they came from.
- 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 12, 2025 (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.