Boundary Atlas

Four Square Mile, Colorado

Four Square Mile is a Census-designated place (an unincorporated community) in Arapahoe County, Colorado, with 22,872 residents in 2020. It is in Colorado's 6th congressional district. It spans 2 state senate districts. Its state house district is State House District 9.

22,872residents (2020 Census)
2.7 sq miland area
3ZIP codes
1congressional district

County

CountyShare of residents
Arapahoe County100%

Congressional district

Congressional districtShare of residents
Colorado's 6th congressional district (CO-06)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (CO-06)Jason Crow (D)202-225-7882100%
U.S. SenatorJohn W. Hickenlooper (D)202-224-5941 · contact formstatewide
U.S. SenatorMichael F. Bennet (D)202-224-5852 · contact formstatewide
State Senator (State Senate District 26)Jeff Bridges (Democratic)99%
State Senator (State Senate District 32)Robert Rodriguez (Democratic)0.7%
State Representative (State House District 9)Emily Sirota (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 2699%
State Senate District 320.7%

State house districtShare of residents
State House District 9100%

ZIP codes

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

Get this in your AI agent

Your agent can get Four Square Mile'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:0827950")

Four Square Mile 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.