Boundary Atlas

Hilliard, Ohio

Hilliard is a city in Franklin County, Ohio, with 37,028 residents in 2020. It is in Ohio's 15th congressional district. Its state senate district is State Senate District 16; its state house district is State House District 11.

37,028residents (2020 Census)
14.2 sq miland area
3ZIP codes
1congressional district

County

CountyShare of residents
Franklin County100%

Congressional district

Congressional districtShare of residents
Ohio's 15th congressional district (OH-15)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (OH-15)Mike Carey (R)202-225-2015100%
U.S. SenatorBernie Moreno (R)202-224-2315statewide
U.S. SenatorJon Husted (R)202-224-3353statewide
State Senator (State Senate District 16)Beth Liston (Democratic)100%
State Representative (State House District 11)Crystal Lett (Democratic)100%

Elected in 2024 under OH's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

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 16100%

State house districtShare of residents
State House District 11100%

ZIP codes

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

Get this in your AI agent

Your agent can get Hilliard'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:3935476")

Hilliard 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.