ZIP code 53940 covers Lake Delton, Wisconsin in Sauk County. This area is served by 41 utility providers across 5 categories. The average residential electricity rate here is 16.1¢/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 53940?
Contact each provider separately before your move-in date. Start with electric (Adams-Columbia Electric Coop) and gas (Wisconsin Power And Light, (608) 458-3311) 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 53940?
Electricity in Lake Delton, WI costs about 7% more than the national average. Based on 2023 NREL residential electricity rate data.
What internet providers are available in 53940?
Lake Delton, WI has strong broadband coverage. Providers include AT&T (Fixed Wireless up to 100 Mbps), Bug Tussel Wireless LLC (Fixed Wireless up to 10 Mbps), Frontier (DSL up to 115 Mbps), LightSpeed powered by Reedsburg Utility (Fiber up to 1,000 Mbps), Spectrum (Cable / Fiber up to 1,000 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 53940 in?
ZIP code 53940 is in Sauk County, Wisconsin.
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.