Utility Providers in Dauphin Island, Alabama

Dauphin Island is served by 25 utility providers across 4 categories covering 1 ZIP code in Mobile County.

Mobile County · Updated May 2026

Utility rates in Dauphin Island vs. US average

Electricity
15.9¢/kWh
≈ About US average (16.5¢)
↑ 5% above AL state average (15.2¢)
Natural gas
$18.63/Mcf
↑ 28% above US average
Local electricity rate from NREL Utility Rate Database (2023), averaged across Dauphin Island-area providers. State and US electric averages from EIA Form 861 (2024). Natural gas prices from EIA Form 176 (2024, $/Mcf). US avg electricity: 16.5¢/kWh · US avg gas: $14.50/Mcf.

Typical monthly utility bills in Dauphin Island

Electricity$200-$249 (15.9¢–15.9¢/kWh)
Natural gas$100-$149
Water & sewer~$60/month

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.

How Dauphin Island heats its homes

2%
93%
6%

2% natural gas · 93% electricity · 6% other fuels

Electric rates in Dauphin Island

Residential rates range from 15.9¢ to 15.9¢ per kWh.

Dauphin Island
15.9¢/kWh
U.S. avg
16.5¢/kWh

Providers include Alabama Power Co, Singing River Elec Cooperative.

This is 4% below the national average of 16.5¢/kWh.

Internet providers in Dauphin Island

Dauphin Island has strong broadband coverage.

Uniti Fiber GulfCo LLC
10,000 Mbps
Fiber
Brightspeed
2,000 Mbps
Fiber / DSL
Xfinity
1,200 Mbps
Cable
REV
1,000 Mbps
Fiber
AT&T
100 Mbps
Fixed Wireless

Availability varies by address. Based on FCC Broadband Data Collection filings.

Electric 2 providers

Alabama Power Co
Singing River Elec Cooperative

Water 14 providers

BAYOU LA BATRE UTILITIES
DAUPHIN ISLAND WATER & SEWER
GRAND BAY WATER WORKS BOARD
KUSHLA WATER DISTRICT
LEMOYNE WATER SYSTEM, INC.
MOBILE COUNTY WATER & FIRE PRO AUTHORITY
MOBILE, BD. OF W&S COMM. OF THE CITY OF
MT. VERNON, TOWN OF
PRICHARD WATER WORKS BOARD
SARALAND, BD OF W&S COMMISSIONERS
SATSUMA (THE WWB OF THE CITY OF)
SOUTH ALABAMA UTILITIES WATER SYSTEM
ST. ELMO-IRVINGTON WATER AUTHORITY
TURNERVILLE WATER & FIRE PRO DISTRICT

Sewer 1 provider

DAUPHIN ISLAND WWTP

Internet 8 providers

AT&T
Fixed Wireless up to 100 Mbps
Benchmark Communications
DSL up to 100 Mbps
Brightspeed
Fiber / DSL up to 2,000 Mbps
REV
Fiber up to 1,000 Mbps
T-Mobile
Fixed Wireless up to 100 Mbps
Uniti Fiber GulfCo LLC
Fiber up to 10,000 Mbps
Verizon
Fixed Wireless up to 50 Mbps
Xfinity
Cable up to 1,200 Mbps

ZIP codes in Dauphin Island, AL

Moving to Dauphin Island?

Setting up utilities doesn't have to be complicated.

Read our step-by-step guide →
Or search your exact address for detailed provider info.

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.