Boundary Atlas

Gary, Indiana

Gary is a city in Lake County, Indiana, with 69,093 residents in 2020. It is in Indiana's 1st congressional district. It spans 3 state house districts. Its state senate district is State Senate District 3.

69,093residents (2020 Census)
49.9 sq miland area
9ZIP codes
1congressional district

County

CountyShare of residents
Lake 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 3)Mark Spencer (Democratic)100%
State Representative (State House District 2)Earl Harris (Democratic)39%
State Representative (State House District 3)Ragen Hatcher (Democratic)38%
State Representative (State House District 14)Vernon Smith (Democratic)23%

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 3100%

State house districtShare of residents
State House District 239%
State House District 338%
State House District 1423%

ZIP codes

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

Get this in your AI agent

Your agent can get Gary'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:1827000")

Gary 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.