Boundary Atlas

Portage, Indiana

Portage is a city in Porter County, Indiana, with 38,019 residents in 2020. It is in Indiana's 1st congressional district. Its state senate district is State Senate District 4; its state house district is State House District 10.

38,019residents (2020 Census)
25.7 sq miland area
4ZIP codes
1congressional district

County

CountyShare of residents
Porter County100%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IN-01)Frank J. Mrvan (D)202-225-2461100%
U.S. SenatorJim Banks (R)202-224-4814statewide
U.S. SenatorTodd Young (R)202-224-5623 · contact formstatewide
State Senator (State Senate District 4)Rodney Pol (Democratic)100%
State Representative (State House District 10)Chuck Moseley (Democratic)100%

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 4100%

State house districtShare of residents
State House District 10100%

ZIP codes

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

Get this in your AI agent

Your agent can get Portage'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:

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Portage 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.