Columbine, Colorado
Columbine is a Census-designated place (an unincorporated community) in Jefferson County (92% of residents) and Arapahoe County (7.9%), Colorado, with 25,229 residents in 2020. It is in Colorado's 6th congressional district. It spans 2 state house districts. Its state senate district is State Senate District 16.
County
| County | Share of residents |
|---|---|
| Jefferson County | 92% |
| Arapahoe County | 7.9% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| Colorado's 6th congressional district (CO-06) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (CO-06) | Jason Crow (D) | 202-225-7882 | 100% |
| U.S. Senator | John W. Hickenlooper (D) | 202-224-5941 · contact form | statewide |
| U.S. Senator | Michael F. Bennet (D) | 202-224-5852 · contact form | statewide |
| State Senator (State Senate District 16) | Chris Kolker (Democratic) | 100% | |
| State Representative (State House District 38) | Gretchen Rydin (Democratic) | 53% | |
| State Representative (State House District 28) | Sheila Lieder (Democratic) | 47% |
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
- Columbine laws: search for the Columbine, Colorado code of ordinances
- Jefferson County website: http://www.jeffco.us
- Jefferson County laws: search for the Jefferson County, Colorado code of ordinances
- Arapahoe County website: http://www.co.arapahoe.co.us
- Arapahoe County laws: search for the Arapahoe County, Colorado code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 16 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 38 | 53% |
| State House District 28 | 47% |
ZIP codes
Percentages mark ZIPs only partly in Columbine: the share of that ZIP's residents living in it.
Get this in your AI agent
Your agent can get Columbine'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:0816110")
Columbine 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.