Boundary Atlas

Hartford, Connecticut

Hartford is a city in Capitol Planning Region, Connecticut, with 121,065 residents in 2020. It is in Connecticut's 1st congressional district. It spans 2 state senate and 6 state house districts.

121,065residents (2020 Census)
17.4 sq miland area
8ZIP codes
1congressional district

County

CountyShare of residents
Capitol Planning Region100%

Congressional district

Congressional districtShare of residents
Connecticut's 1st congressional district (CT-01)100%

Elected officials

OfficeMemberContactShare of residents
MayorArunan Arulampalamcitywide
U.S. Representative (CT-01)John B. Larson (D)202-225-2265100%
U.S. SenatorChristopher Murphy (D)202-224-4041 · contact formstatewide
U.S. SenatorRichard Blumenthal (D)202-224-2823 · contact formstatewide
State Senator (State Senate District 1)John Fonfara (Democratic)59%
State Senator (State Senate District 2)Doug McCrory (Democratic)41%
State Representative (State House District 4)Julio Concepción (Democratic)19%
State Representative (State House District 3)Minnie Gonzalez (Democratic)19%
State Representative (State House District 7)Joshua Hall (Democratic)19%
State Representative (State House District 1)Matt Ritter (Democratic)19%
State Representative (State House District 6)Jimmy Sánchez (Democratic)18%
State Representative (State House District 5)Maryam Khan (Democratic)6.7%

From Wikidata (community-maintained); confirm on the city's website.

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); Mayors: Wikidata (CC0).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 159%
State Senate District 241%

State house districtShare of residents
State House District 419%
State House District 319%
State House District 719%
State House District 119%
State House District 618%
State House District 56.7%

ZIP codes

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

Get this in your AI agent

Your agent can get Hartford'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:0937000")

Hartford 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.