Confederate Martyrs Monument in Jeffersontown · Photo: Bedford at en.wikipedia · Public domainLiving in Jeffersontown, KY: what to set up and who to call
Jeffersontown spans 4 ZIP codes; 40299 holds the most residents (66%). For emergencies, Jeffersontown is closest to Baptist Health Louisville, 4.4 miles away.
I’m new in town
What to set up in Jeffersontown, 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 Jeffersontown.
Power comes from LG&E
LG&E (Louisville Gas & Electric Co.), an investor-owned utility, serves all of Jeffersontown. Its homes paid an average of 12.4¢ per kWh in 2025, about $116 a month (its average across Kentucky).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Louisville Water Company
Louisville Water Company supplies almost all of Jeffersontown. It draws surface water and serves 806,997 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 93% of the 42 systems serving 500,001–1,000,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2021–Dec 2023, was 1.1 ppb, below the 15 ppb action level that applied. That’s lower than 62% 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. KY0560258.
6 home internet providers serve Jeffersontown
98% of 9,465 addresses can get 100/20 Mbps; 90% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| AT&T | Fiber, DSL, Fixed wireless | 99% | 5,000/5,000 |
| Spectrum | Cable, Fiber | 96% | 1,000/1,000 |
| lumos | Fiber | 44% | 5,000/5,000 |
| Verizon | Fixed wireless | 79% | 300/20 |
| T-Mobile | Fixed wireless | 58% | 100/20 |
| BluegrassNet | Fixed wireless | 3% | 100/100 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash day in Jeffersontown depends on your street
Pickup days, the drop-off and recycling in Jeffersontown, from the town’s own site.
Your pickup week
- TrashEvery week, on your street’s dayFind your street’s day on jeffersontownky.com →
- RecyclingEvery other week, same day as trash
- Bulky itemsCall to book
- Trash
- No recycling
- Trash
- Recycling
Accepted at the curb
- Plastic bottles, jugs, tubs and cups
- Glass bottles and jars (any color)
- Aluminum beverage cans and cups
- Steel cans
- Empty aerosol cans (with lids and tips removed)
- Paperboard (cereal boxes, 12-pack containers, etc.)
- Cardboard, broken down and flattened, including CLEAN pizza boxes
From jeffersontownky.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.
Jeffersontown is in Jefferson County School District.
DSchool 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 Mar 2024; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Jeffersontown spans 4 ZIP codes
ZIP codes where Jeffersontown residents live, with the share of the town in each.
| ZIP | Post office name | Share of Jeffersontown | ZIP’s residents in Jeffersontown |
|---|---|---|---|
| 40299 | Louisville, KY | 66% | 43% |
| 40223 | Louisville, KY | 16% | 20% |
| 40220 | Louisville, KY | 15% | 12% |
| 40291 | Louisville, KY | 3% | 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 Jeffersontown
Who supplies Jeffersontown’s drinking water, and has it had violations?
Louisville Water Company (EPA ID KY0560258). It reported no health-based violations to EPA in the five years to October 2026; 93% of systems its size had none. Its latest lead 90th percentile was 1.1 ppb (Jan 2021–Dec 2023), against a 15 ppb action level.
Who provides electricity in Jeffersontown?
LG&E (Louisville Gas & Electric Co.), an investor-owned utility. Its homes paid about 12.4¢ per kWh in 2025 (EIA).
What internet providers serve Jeffersontown?
AT&T, Spectrum, lumos, Verizon, T-Mobile, BluegrassNet (FCC, as of December 2025).
What ZIP codes are in Jeffersontown?
40299 (66%), 40223 (16%), 40220 (15%), 40291 (3%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Jeffersontown in?
Jefferson County School District.
How do I register to vote in Jeffersontown?
In Kentucky you can register online until 29 days before Election Day, in person until 29 days before Election Day, or by mail (postmarked 29 days before). Elections here are run by the Jefferson County Clerk. Check your registration at vrsws.sos.ky.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: Jeffersontown’s own website (jeffersontownky.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 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.