- Fios Home Internet starts as low as $20/mo. Terms apply.
- Free Ray-Ban Meta glasses (Gen1).*
- Fiber speeds up to 2.3 Gbps
- Modem w/ WiFi included.
Top 8 Electric Providers in Greenwich
Constellation Energy
- 11.49¢ /kWh
- 90 days
- 8-21 Months
- Proven Leader in Clean Energy
Major Energy
- 10.85¢ /kWh
- None
- 12 Months
- Price Protection Plans
Think Energy
- 15.7¢ /kWh
- None
- 7 Months
- Earn Free Electricity Every Month
Town Square Energy
- 11.53¢ /kWh
- None
XOOM Energy
- 11.79¢ /kWh
- None
- Wide Plan Selection
Direct Energy
- 13.39¢ /kWh
- None
- Best for Apartments
North American Power
- 13.99¢ /kWh
Eversource
- 11.57¢ /kWh
Rates accurate as of July 9, 2026
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Top 2 Natural Gas Providers in Greenwich
Connecticut Natural Gas
Eversource
Top 8 Internet Providers in Greenwich
Verizon Home Internet
- 2.3 Gbps
- Fiber
- Unlimited
- Mobile
- 86.11%
- $49.99/mo
Optimum
- 8 Gbps
- Cable & Fiber
- Unlimited
- TV & Phone
- 84.17%
- $25.00/mo
Verizon 5G Home Internet
- 300 Mbps
- 5G
- Unlimited
- Mobile
- 100%
- $35.00/mo
- Wireless Internet
T-Mobile 5G Home Internet
- 415 Mbps
- 5G
- 1.2 TB
- Mobile
- 91.27%
- $20.00/mo
- Wireless Internet
AT&T Air
- 300 Mbps
- 5G
- Unlimited
- Mobile
- 94.44%
- $65.00/mo
- Wireless Internet
Starlink
- 400 Mbps
- Satellite
- Unlimited
- 100%
- $55.00/mo
Viasat
- 150 Mbps
- Satellite
- 150-850 GB
- Phone
- 99.7%
- $39.99/mo
Earthlink
- Varies
- Fiber, Cable, 5G, & Satellite
- Varies
- 95%
- $39.95/mo
Solar Providers in Greenwich
MySolarCost
EnergySage Solar
Water & Sewage Providers in Greenwich
AQUARION WATER CO OF CT-GREENWICH SYSTEM
505 Huntington St. Greenwich, CT 6484
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Top 3 Trash and Recycling Providers in Greenwich
Greenwich Refuse & Recycling
65 Valley Rd, Cos Cob, CT 06807
Putnam Refuse & Recycling LLC
81 Cos Cob Ave, Cos Cob, CT 06807
Santaguida Sanitation
65 Valley Rd, Cos Cob, CT 06807
We strive to offer the most accurate information possible. If you notice inaccurate or missing information please let us know and we will get it corrected as quickly as possible.
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Utilities Summary for Greenwich, CT
| Electric Companies: | 8 |
| Natural Gas Companies: | 2 |
| Water & Sewage Providers: | 1 |
| Garbage, Trash & Recycling Providers: | 3 |
| Municipal Electricity: | No |
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Greenwich Internet Connectivity
Broadband Availability
91.1664%
Percent of population with access to speeds of 100 Mbps download and 20 Mbps upload
1 Gig Availability
72.0214%
Percent of population with access to download speeds of 1 Gbps
Fiber Availability
85.3456%
Percent of population with access to fiber Internet
Fastest Internet Providers in Greenwich
| Provider | Connection Type | Download Speed | |
|---|---|---|---|
| Verizon Home Internet | Fiber | 2.3 Gbps Not all speeds available in all areas |
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| Optimum | Cable & Fiber | 8 Gbps Not all speeds available in all areas |
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| Verizon 5G Home Internet | 5G | 300 Mbps Not all speeds available in all areas |
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| T-Mobile 5G Home Internet | 5G | 415 Mbps Not all speeds available in all areas |
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| AT&T Air | 5G | 300 Mbps Not all speeds available in all areas |
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| Starlink | Satellite | 400 Mbps Not all speeds available in all areas |
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| Viasat | Satellite | 150 Mbps Not all speeds available in all areas |
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| Earthlink | Fiber, Cable, 5G, & Satellite | Varies Not all speeds available in all areas |
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Greenwich Drinking Water Quality Information
Clean drinking water is essential for maintaining good health and overall well-being. Safe, contaminant-free water helps prevent the spread of diseases, supports proper hydration, and ensures the body's vital functions operate smoothly.
Greenwich's Primary Drinking Water Source: Surface Water
Drinking Water Contaminant Levels
Lead
2 ppb
Health standard: 0 ppb
Legal limit: 15 ppb
Legal limit: 15 ppb
Chlorate
159.2083 ppb
Health standard: 210 ppb
Legal limit: No Limit Set
Legal limit: No Limit Set
Chromium (total)
0.536 ppb
Health standard: 100 ppb
Legal limit: 100 ppb
Legal limit: 100 ppb
Chromium (hexavalent)
0.0833 ppb
Health standard: 0.02 ppb
Legal limit: No Limit Set
Legal limit: No Limit Set
Haloacetic Acids (HAA5)
41.8978 ppb
Health standard: 0.1 ppb
Legal limit: 60 ppb
Legal limit: 60 ppb
Six Brominated Haloacetic Acids
11.3127 ppb
Health standard: Not Set
Legal limit: No Limit Set
Legal limit: No Limit Set
Haloacetic Acids (HAA9)
52.4535 ppb
Health standard: .06 ppb
Legal limit: No Limit Set
Legal limit: No Limit Set
Manganese
1.2337 ppb
Health standard: 100 ppb
Legal limit: No Limit Set
Legal limit: No Limit Set
Strontium
95.625 ppb
Health standard: 1.5 ppm
Legal limit: No Limit Set
Legal limit: No Limit Set
Vanadium
0.637 ppb
Health standard: 21 ppb
Legal limit: No Limit Set
Legal limit: No Limit Set
Contaminant Data Based on Averages of SDWA LCR Samples and UCMR 3, UCMR 4, and UCMR 5 Samples. Health standards are based on guidelines set by the EPA, WHO, or state health departments. Health standards are based on possible negative health side effects if that level of contaminant is exceeded. Legal limits are set and enforced by EPA regulations.
Utilities in Nearby Cities
Frequently Asked Questions
Can I choose my electric company in Greenwich?
Yes, the state of Connecticut has deregulated electric utilities. Deregulation allows for multiple electric providers within each city and lets customers choose or switch to a provider or plan best fits their needs. Assuming your area has started allowing retail electric competition, you can choose between Constellation Energy and Major Energy or any of the 8 electric providers available in Greenwich.
Can I choose my natural gas utility provider in Greenwich, CT?
Yes, the state of Connecticut has deregulated its natural gas utilties, but only for commercial customers, at this time. Residential customers must use the primary gas company in Greenwich, Connecticut Natural Gas.
What is the average utility bill in Greenwich?
On average, the residents of Greenwich, CT pay around $183.49 total per month on utility bills including electric, gas, water and trash. That means people in Greenwich on average pay 11.6% more than the national average of $164.4 on utilities each month.
Does Greenwich offer municipal electricity services?
No, Greenwich does not provide municipal electric service to it's residents. However, it is likely that there are essential municipal services offered to the Greenwich area, like providing safe and clean water, handling sewage treatment and wastewater disposal by Aquarion Water Co Of Ct-greenwich System.
Who is the fastest internet provider in Greenwich?
Verizon Home Internet is the fastest internet service provider in Greenwich, offering speeds up to 2.3 Gbps to 86.11% of the city.
Who is the cheapest electricity supplier in Greenwich?
Major Energy is the cheapest electric provider in Greenwich, offering plans starting at $0.10850 /kWh.