Boundary Atlas

ZIP code 87418: La Plata, NM

ZIP code 87418 is in La Plata (98% of residents), in San Juan County, New Mexico. It is in New Mexico's 3rd congressional district. Its state senate district is State Senate District 3; its state house district is State House District 1.

1,052residents (2020 Census)
66.2 sq miland area
1cities and towns
1congressional district
3voting precincts

See it on the mapAll of New Mexico

City and county

City or townShare of ZIP residents
La Plata98%

CountyShare of ZIP residents
San Juan County100%

Town or county subdivisionShare of ZIP residents
Farmington CCD99%
Aztec CCD1.1%

Congressional district

Congressional districtShare of ZIP residents
New Mexico's 3rd congressional district (NM-03)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (NM-03)Teresa Leger Fernandez (D)202-225-6190100%
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 3)Shannon Pinto (Democratic)100%
State Senator (State Senate District 2)Steve Lanier (R)<0.1%
State Representative (State House District 1)Rod Montoya (R)100%
State Representative (State House District 3)Bill Hall (R)<0.1%

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 3100%
State Senate District 2land only

State house districtShare of ZIP residents
State House District 1100%
State House District 3land only

Voting precincts

3 voting precincts overlap ZIP 87418. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

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:

related_geographies(id="us:zcta:87418")

ZIP 87418 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.