ZIP code 83720 covers Boise City, Idaho in Ada County. This area is served by 58 utility providers across 5 categories. The average residential electricity rate here is 11.6¢/kWh.
Estimated monthly utility costs
Cost data not available for this ZIP code.
Electric
Natural Gas
Water
Sewer
Trash & Recycling
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 83720?
Contact each provider separately before your move-in date. Start with electric (Idaho Power Co) and gas (Intermountain Gas Co, (208) 547-2133) 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 83720?
No — electricity in Boise City, ID costs about 23% less than the national average. Compared to Idaho overall, rates here are about 7% higher. Based on 2023 NREL residential electricity rate data.
What county is 83720 in?
ZIP code 83720 is in Ada County, Idaho.
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.