Boundary Atlas

ZIP code 00791: Humacao, PR

ZIP code 00791 is in Humacao (32% of residents), Palmas del Mar (6.6%), Antón Ruíz (2.9%), Buena Vista (2.3%), Candelero Arriba (2.2%), Bajandas (2.0%) and La Fermina (1.1%), in Humacao Municipio (98%), Las Piedras Municipio (1.8%) and Yabucoa Municipio (0.4%), Puerto Rico. 51% of its residents live outside city limits. It is in Puerto Rico's at-large congressional district. Its state senate district is State Senate District 7; its state house districts are State House District 35 (98%), State House District 33 (1.8%) and State House District 34 (0.4%).

47,260residents (2020 Census)
42.6 sq miland area
8cities and towns
1congressional district
26voting precincts

See it on the mapAll of Puerto Rico

City and county

City or townShare of ZIP residents
Humacao32%
Palmas del Mar6.6%
Antón Ruíz2.9%
Buena Vista2.3%
Candelero Arriba2.2%
Bajandas2.0%
La Fermina1.1%
Candelero Abajo1.0%

CountyShare of ZIP residents
Humacao Municipio98%
Las Piedras Municipio1.8%
Yabucoa Municipio0.4%

Town or county subdivisionShare of ZIP residents
Río Abajo barrio13%
Candelero Abajo barrio12%
Mabú barrio11%
Tejas barrio11%
Buena Vista barrio9.3%
Humacao barrio-pueblo6.7%
Antón Ruíz barrio6.5%
Mariana barrio6.4%
Cataño barrio6.1%
Candelero Arriba barrio6.0%
Collores barrio5.2%
Mambiche barrio4.3%
Tejas barrio1.8%
Aguacate barrio0.4%

Congressional district

Congressional districtShare of ZIP residents
Puerto Rico's at-large congressional district (PR-AL)100%

Elected officials

OfficeMemberContactShare of residents
Resident Commissioner (PR-AL)Pablo José Hernández (D)202-225-2615100%
State Senator (State Senate District 7)Luis Daniel Colón La Santa (Partido Nuevo Progresista)100%
State Senator (State Senate District 7)Wandy Soto (Partido Popular Democrático)100%
State Representative (State House District 35)Sol Higgins (Partido Popular Democrático)98%
State Representative (State House District 33)Ángel Peña Ramírez (Partido Nuevo Progresista)1.8%
State Representative (State House District 34)Christian Muriel (Partido Nuevo Progresista)0.4%

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 7100%

State house districtShare of ZIP residents
State House District 3598%
State House District 331.8%
State House District 340.4%

Voting precincts

26 voting precincts overlap ZIP 00791. 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 00791 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.