Boundary Atlas

Newark, Delaware

Newark is a city in New Castle County, Delaware, with 30,601 residents in 2020. It is in Delaware's at-large congressional district. It spans 2 state senate and 3 state house districts.

30,601residents (2020 Census)
9.5 sq miland area
4ZIP codes
1congressional district

County

CountyShare of residents
New Castle County100%

Congressional district

Congressional districtShare of residents
Delaware's at-large congressional district (DE-AL)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (DE-AL)Sarah McBride (D)202-225-4165100%
U.S. SenatorChristopher A. Coons (D)202-224-5042 · contact formstatewide
U.S. SenatorLisa Blunt Rochester (D)202-224-2441statewide
State Senator (State Senate District 8)Dave Sokola (Democratic)96%
State Senator (State Senate District 9)Jack Walsh (Democratic)4.2%
State Representative (State Representative District 23)Mara Gorman (Democratic)56%
State Representative (State Representative District 25)Cyndie Romer (Democratic)37%
State Representative (State Representative District 24)Ed Osienski (Democratic)6.7%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 896%
State Senate District 94.2%

State house districtShare of residents
State Representative District 2356%
State Representative District 2537%
State Representative District 246.7%

ZIP codes

Percentages mark ZIPs only partly in Newark: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Newark's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:1050670")

Newark here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.