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New Castle County


Facts & Information

The Cities and communities of New Castle County, Delaware*


Arden, Ardencroft, Ardentown

Bay View Beach, Bear, Bellefonte, Blackbird, Brookside

Centerville, Christiana, Claymont

Delaware City

Edgemoor, Elsmere


Ginns Corner, Glasgow, Greenville



Mc Clellandville, Middletown, Milford Crossroads, Mt Pleasant

Newark, New Castle, Newport, North Star

Odessa, Ogletown

Pine tree Corners, Port Penn

Red Lion

Stanton, St Georges, Summit Bridge

Talleyville, Taylor's Bridge, Townsend

Wilmington (County Seat)


*This list of cities may not be complete

If you have information about any of these unlinked communities, please send it to us and we will add a page for that community.

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Information & Facts about New Castle County, Delaware

New Castle County - the first county in the first state.


New Castle County

New Castle County Government Center
87 Reads Way
New Castle Corporate Commons
New Castle, Delaware 19720-1648


Formed: 1673
Historical sites in New Castle County

A history page for New Castle County

Settlement first began here in 1638 when the Kalmar Nyckel, a Swedish warship, landed at "the Rocks." Settlers began to build Fort Christina and log cabins for shelter. When the ship left to return to Sweden in June of 1638, 25 men were left behind to hold down the "fort." The ship returned in two years with the women and children and found all 25 men alive and well. The area changed leadership and possession several times before finally becoming part of Delaware. Delaware was the first state to ratify the new US Constitution on December 7, 1787, becoming the first state of the United States of America.


in the northern third of Delaware. The state becomes thinner near the top. The highest point in the state is in this northern portion near the Pennsylvania border.

Size: 430 square miles (Delaware's smallest county in size)


New Castle County Libraries


1980 - 398,115
1990 - 441,946
1997 - 474,838
2000 - 450,000


New Castle County has a moderate climate.
Average annual Rainfall: 45 inches
Average summer temperature: 76 F
Average winter temperature: 33 F
Snow falls mainly from January through March and is not excessive.

Organizations & Groups:

Greater Wilmington Convention and Visitors Bureau
100 West 10th St., Suite 20
Wilmington, DE 19801
Phone: (302) 652-4088
Toll-free: (800) 422-1181

Civic League for New Castle County

Attractions and Information:

The Brandywine Zoo
1001 North Park Drive
Wilmington, DE 19802
in the middle of the 180 acres of Brandywine Park across from the Brandywine River

The Wilmington Blue Rocks - Minor League Baseball Club

Delaware Museum Of Natural History
DE 52 between Greenville and Cetnreville
P.O. Box 3937
Wilmington, DE 19807
Phone: 302-658-9111
Exhibits ranging from local fauna to the wildlife of Mt. Kenya, a walk across Australia's Great Barrier Reef and an undersea world teeming with exotic marine creatures.

Rockwood Mansion Park
Phone: 302-761-4340

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This page was last updated on 12 June 2012 at 4:12 pm

This page was created 25 October 2004