577,961Population2024 est.
COUNTY PROFILE
New Castle County
Delaware
See what life looks like here, who represents this community, and where the public record connects to everyday outcomes.
10003County FIPSDE
Community Snapshot
ECONOMIC DATA
DATA INGESTION IN PROGRESS
We're building out the economic picture for New Castle County.
This geography is live now. Household, wage, and labor-market indicators will appear here as authoritative source data is added.
Representation
Start with the people. Follow the public record from there.
FEDERAL · STATEWIDE REPRESENTATION
INHERITED FROM DELAWARE
United States Senate
U.S. SENATOR
STATEWIDE
Christopher A. Coons
Represents everyone in Delaware, including New Castle County
Democratic
U.S. SENATOR
STATEWIDE
Lisa Blunt Rochester
Represents everyone in Delaware, including New Castle County
Democratic
FEDERAL · DISTRICT-BASED REPRESENTATION
United States House of Representatives
U.S. House members represent congressional districts rather than
entire states. A county may fall within one or several districts.
House representation will appear here after district geography and
county-to-district relationships are connected.
STATE / TERRITORIAL
Delaware representation
Legislative representation will be resolved using the appropriate
district geography rather than assuming one legislator represents an entire community.
LOCAL
New Castle County government
Local elected officials will appear here as America's Data Center
connects authoritative local-government sources.