Utility Providers in Greenwich, Connecticut

Greenwich is served by 12 utility providers across 5 categories covering 1 ZIP code.

Updated May 2026

Utility rates in Greenwich vs. US average

Electricity
31.6¢/kWh
↑ 92% above US average (16.5¢)
↑ 10% above CT state average (28.8¢)
Natural gas
$16.83/Mcf
↑ 16% above US average
Local electricity rate from NREL Utility Rate Database (2023), averaged across Greenwich-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 Greenwich

Electricity$150-$199 (31.6¢–31.6¢/kWh)
Natural gas$200-$249
Water & sewer~$43/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 Greenwich heats its homes

66%
19%
16%

66% natural gas · 19% electricity · 16% other fuels

Electric rates in Greenwich

Residential rates range from 31.6¢ to 31.6¢ per kWh.

Greenwich
31.6¢/kWh
U.S. avg
16.5¢/kWh

This is 92% above the national average of 16.5¢/kWh.

Note: Connecticut has a competitive electricity market — you may be able to choose your supplier.

Internet providers in Greenwich

Greenwich has strong broadband coverage.

Lightpath
10,000 Mbps
Fiber
Optimum
8,000 Mbps
Fiber / Cable
Frontier
7,000 Mbps
Fiber / DSL
Verizon
2,048 Mbps
Fiber / Fixed Wireless
Xfinity
1,200 Mbps
Cable / Fiber

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

Natural Gas 1 provider

Conneticut Natural Gas Corp

Water 1 provider

AQUARION-EASTERN FAIRFIELD COUNTY

Sewer 1 provider

Trash & Recycling 1 provider

City Recycling & Sanitation (DPW)

Internet 8 providers

AT&T
Fixed Wireless up to 100 Mbps
Frontier
Fiber / DSL up to 7,000 Mbps
Lightpath
Fiber up to 10,000 Mbps
Optimum
Fiber / Cable up to 8,000 Mbps
T-Mobile
Fixed Wireless up to 100 Mbps
TPx Communications
DSL up to 300 Mbps
Verizon
Fiber / Fixed Wireless up to 2,048 Mbps
Xfinity
Cable / Fiber up to 1,200 Mbps

Business Internet 1 provider

These providers offer business-class internet service in this area.

ZIP codes in Greenwich, CT

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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.