Boundary Atlas

ZIP code 80116: Douglas County, CO

ZIP code 80116 is in Franktown (8.7% of residents), in Douglas County, Colorado. 91% of its residents live outside city limits. It is in Colorado's 4th congressional district. Its state senate districts are State Senate District 4 (99%) and State Senate District 2 (0.6%); its state house districts are State House District 39 (95%) and State House District 45 (4.5%).

4,716residents (2020 Census)
92.0 sq miland area
2cities and towns
1congressional district
6voting precincts

See it on the mapAll of Colorado

City and county

City or townShare of ZIP residents
Franktown8.7%
Castle Rock0.5%

CountyShare of ZIP residents
Douglas County100%

Town or county subdivisionShare of ZIP residents
Parker CCD100%
Castle Rock CCD0.2%

Congressional district

Congressional districtShare of ZIP residents
Colorado's 4th congressional district (CO-04)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (CO-04)Lauren Boebert (R)202-225-4761100%
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 4)Mark Baisley (R)99%
State Senator (State Senate District 2)Lisa Frizell (R)0.6%
State Representative (State House District 39)Brandi Bradley (R)95%
State Representative (State House District 45)Max Brooks (R)4.5%

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 ZIP residents
State Senate District 499%
State Senate District 20.6%

State house districtShare of ZIP residents
State House District 3995%
State House District 454.5%

Voting precincts

6 voting precincts overlap ZIP 80116. Map them, with each precinct's share of the ZIP's residents.

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Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

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ZIP 80116 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.