ZIP code 84756 covers Newcastle, Utah in Iron County. This area is served by 34 utility providers across 3 categories. The average residential electricity rate here is 8.5¢/kWh. 73.5% of households use natural gas as their primary heating fuel.
Estimated monthly utility costs
$178/month
Cost estimates from U.S. Census ACS 5-year data · Shorter bar = lower cost
Electric
Water
Internet
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 84756?
Contact each provider separately before your move-in date. Start with electric (Dixie Escalante R E A, Inc) 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.
How much do utilities cost per month in 84756?
Total estimated monthly costs are around $177, which is about $206 less than the national average. Electricity is the biggest expense at roughly $75/month. Natural gas runs about $75. Water and sewer combined are around $28. Costs vary by home size, usage, and season. Estimates from U.S. Census ACS data.
Is electricity expensive in 84756?
No — electricity in Newcastle, UT costs about 43% less than the national average. Compared to Utah overall, rates here are about 23% lower. Based on 2023 NREL residential electricity rate data.
What internet providers are available in 84756?
Newcastle, UT has strong broadband coverage. Providers include InfoWest (Fixed Wireless up to 100 Mbps), South Central Communications (Fiber up to 1,000 Mbps), TDS Telecom (Cable 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 84756 in?
ZIP code 84756 is in Iron County, Utah.
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.