Average Utility Costs in New Castle County, Delaware
Compare estimated monthly electric, water, sewer, and trash costs for cities and towns in New Castle County.
Cities in New Castle County
Estimated monthly utility totals
| City | Est. total/mo |
|---|---|
| Wilmington | $250.38 |
| Newark | $270.81 |
| Bear | $260.58 |
| Middletown | $241.04 |
FAQ – Utilities in New Castle County
We use base charges and per-unit rates from official provider and municipal sources for each city in New Castle County. Electric uses Delmarva's Price to Compare; water and sewer from Wilmington Water where applicable; trash from private hauler rates.
Cities in the same county can have different utility arrangements. Wilmington has city water and sewer; trash is from private haulers. Rates and structures vary.
Each city page shows a 'last verified' date and links to official sources. Delaware has retail electric choice—compare suppliers at delmarva.com.