This area is served by 9 utility providers across 2 categories. The average residential electricity rate here is 12.5¢/kWh. 86.4% of households use electricity as their primary heating fuel.
Utility rates in ZIP 33042 vs. US average
Typical monthly utility bills in ZIP 33042
Figures from U.S. Census ACS 5-year estimates, reflecting households that pay utilities separately from rent. In dense urban areas where heat or hot water is often included in rent, these numbers represent the subset of residents who pay directly.
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Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 33042?
Contact each provider separately before your move-in date. Start with electric (Florida Keys El Coop Assn, Inc) since those typically need a few business days to activate. Set up internet last since it may require an installation visit.
How do utility rates in 33042 compare to the national average?
Residential electricity in Cudjoe Key, FL averages 12.5¢/kWh, about 24% below the US average of 16.5¢/kWh and 12% below the Florida state average of 14.1¢/kWh. Natural gas in Florida averages $25.37/Mcf, about 75% above the national average. Actual monthly bills vary by home size, insulation, and season. Local rates from NREL; state and US averages from EIA Form 861 (2024); natural gas prices from EIA Form 176 (2024).
Is electricity expensive in 33042?
No — electricity in Cudjoe Key, FL costs about 24% less than the national average. Compared to Florida overall, rates here are about 12% lower. Local rates from NREL (2023); state and US averages from EIA (2024).
What internet providers are available in 33042?
Cudjoe Key, FL has strong broadband coverage. Providers include AT&T (Fiber / DSL / Fixed Wireless up to 5,000 Mbps), Hotwire Communications (Fiber up to 2,000 Mbps), T-Mobile (Fixed Wireless up to 100 Mbps), Verizon (Fixed Wireless up to 300 Mbps), Xfinity (Cable up to 1,200 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 33042 in?
ZIP code 33042 is in Monroe County, Florida.
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. Local electric rates are based on 2023 NREL Utility Rate Database data; state and US averages are from EIA Form 861 (2024). 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: May 2026.