Boundary Atlas

Lake Sumner, New Mexico

Lake Sumner is a Census-designated place (an unincorporated community) in De Baca County, New Mexico, with 72 residents in 2020. It is in New Mexico's 1st congressional district. Its state senate district is State Senate District 27; its state house district is State House District 63.

72residents (2020 Census)
62.3 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
De Baca County100%

Congressional district

Congressional districtShare of residents
New Mexico's 1st congressional district (NM-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (NM-01)Melanie A. Stansbury (D)202-225-6316100%
U.S. SenatorBen Ray Luján (D)202-224-6621 · contact formstatewide
U.S. SenatorMartin Heinrich (D)202-224-5521 · contact formstatewide
State Senator (State Senate District 27)Pat Boone (R)100%
State Representative (State House District 63)Martin Zamora (R)575-309-2334100%

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 27100%

State house districtShare of residents
State House District 63100%

ZIP codes

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

Get this in your AI agent

Your agent can get Lake Sumner's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:3537875")

Lake Sumner 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.