Average Utility Costs in New Haven County, Connecticut
Compare estimated monthly electric, water, sewer, and trash costs for cities and towns in New Haven County.
Cities in New Haven County
Estimated monthly utility totals
FAQ – Utilities in New Haven County
We use base charges and per-unit rates from official provider and municipal sources for each city in New Haven County. Eversource and United Illuminating provide electric; Aquarion, MDC, RWA, or city utilities provide water and sewer. Connecticut has retail electric choice—compare suppliers at EnergizeCT.com.
Cities in the same county can have different utility arrangements. Electric: Eversource vs. UI. Water: Aquarion, MDC, RWA, or city. Sewer: various WPCAs. Trash is often tax-funded with no separate fee.
Each city page shows a 'last verified' date and links to official sources. Electric: portal.ct.gov/occ, eversource.com, uinet.com. Water: aquarionwater.com, themdc.org, rwater.com. Sewer: bridgeportct.gov, gnhwpca.com, norwalkwpca.org.