ZIP code 40231 covers Watterson Park, Kentucky in Jefferson County. This area is served by 9 utility providers across 5 categories. The average residential electricity rate here is 12.4¢/kWh.
Estimated monthly utility costs
Cost data not available for this ZIP code.
Electric
Natural Gas
Water
Sewer
Internet
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 40231?
Contact each provider separately before your move-in date. Start with electric (Louisville Gas & Electric Co) and gas (Atmos Energy Corporation, (888) 286-6700) since those typically need a few business days to activate. Water and sewer are often handled with one call to your local utility. Set up internet last since it may require an installation visit.
Is electricity expensive in 40231?
No — electricity in Watterson Park, KY costs about 17% less than the national average. Compared to Kentucky overall, rates here are about 5% lower. Based on 2023 NREL residential electricity rate data.
What internet providers are available in 40231?
Watterson Park, KY has broadband coverage. Providers include Spectrum (Cable / Fiber up to 1,000 Mbps), Verizon (Fixed Wireless up to 50 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 40231 in?
ZIP code 40231 is in Jefferson County, Kentucky.
Disclaimer: Provider information is sourced from federal databases including HIFLD, EPA SDWIS, FCC Broadband Data, and EIA-861. Utility cost estimates are from the U.S. Census Bureau American Community Survey 5-Year Estimates. Electric rates are based on 2023 NREL data. Coverage areas are approximate and may not reflect recent changes. Please verify directly with your provider.
Data sources: U.S. Census Bureau, NREL, EIA-861, HIFLD, EPA, FCC. Last updated: April 2026.