Boundary Atlas

Hockessin, Delaware

Hockessin is a Census-designated place (an unincorporated community) in New Castle County, Delaware, with 13,478 residents in 2020. It is in Delaware's at-large congressional district. It spans 2 state senate and 2 state house districts.

13,478residents (2020 Census)
10.0 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 4)Laura Sturgeon (Democratic)91%
State Senator (State Senate District 7)Spiros Mantzavinos (Democratic)9.0%
State Representative (State Representative District 22)Mike Smith (R)78%
State Representative (State Representative District 12)Krista Griffith (Democratic)22%

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 491%
State Senate District 79.0%

State house districtShare of residents
State Representative District 2278%
State Representative District 1222%

ZIP codes

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

Get this in your AI agent

Your agent can get Hockessin'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:1035850")

Hockessin here is the Census Bureau's place boundary as of January 1, 2025 (a Census-designated place, which has no municipal government). Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.