New Castle County

New Castle County is the northernmost of the three counties of the U.S. state of Delaware. As of the 2020 census, the population was 570,719, making it the most populous county in Delaware, with nearly 60% of the state's population of 989,948. The county seat is Wilmington, which is also the state's most populous city.
  • Country: United States
  • State: Delaware
  • Founded: August 8, 1673
  • Named for: William Cavendish, 1st Duke of Newcastle
  • Seat: Wilmington
  • Largest city: Wilmington
  • Congressional district: At-large

Events

See all
  • New Castle County Real Estate - Homes for Sale

    https://www.movoto.com
    AdExplore homes for sale in New Castle County, DE. Guidance from Top-Rated Agents. Movoto by OJO showcases New Castle County houses & condos for sale that match your needs.

    Sell Your Home · School Search · Real Estate Made Easy · Top Property Search

    Amenities: With Swimming Pool, With Walk-In Wardrobe, With Backyard, With Fireplace
Data from: en.wikipedia.org