Boundary Atlas

ZIP code 00959: Bayamón, PR

ZIP code 00959 is in Bayamón (98% of residents) and Guaynabo (1.4%), in Bayamón Municipio (98%), Guaynabo Municipio (1.4%), Toa Baja Municipio (0.5%) and Toa Alta Municipio (0.4%), Puerto Rico. It is in Puerto Rico's at-large congressional district. Its state senate district is State Senate District 2; its state house districts are State House District 7 (42%), State House District 8 (34%), State House District 6 (23%), State House District 10 (0.5%) and State House District 9 (0.4%).

43,625residents (2020 Census)
6.1 sq miland area
2cities and towns
1congressional district
20voting precincts

See it on the mapAll of Puerto Rico

City and county

City or townShare of ZIP residents
Bayamón98%
Guaynabo1.4%

CountyShare of ZIP residents
Bayamón Municipio98%
Guaynabo Municipio1.4%
Toa Baja Municipio0.5%
Toa Alta Municipio0.4%

Town or county subdivisionShare of ZIP residents
Juan Sánchez barrio29%
Hato Tejas barrio28%
Cerro Gordo barrio13%
Minillas barrio10%
Guaraguao Abajo barrio6.7%
Pájaros barrio6.1%
Bayamón barrio-pueblo5.0%
Frailes barrio1.4%
Candelaria barrio0.5%
Mucarabones 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 2)Carmelo Ríos Santiago (Partido Nuevo Progresista)100%
State Senator (State Senate District 2)Migdalia Padilla Alvelo (Partido Nuevo Progresista)100%
State Representative (State House District 7)Luis Pérez (Partido Nuevo Progresista)42%
State Representative (State House District 8)Yashira Lebrón (Partido Nuevo Progresista)34%
State Representative (State House District 6)Ángel Morey Noble (Partido Nuevo Progresista)23%
State Representative (State House District 10)Pellé Santiago (Partido Nuevo Progresista)0.5%
State Representative (State House District 9)Félix Pacheco (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 2100%

State house districtShare of ZIP residents
State House District 742%
State House District 834%
State House District 623%
State House District 100.5%
State House District 90.4%

Voting precincts

20 voting precincts overlap ZIP 00959. 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:00959")

ZIP 00959 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.