Boundary Atlas

Arecibo, Puerto Rico

Arecibo is a Census-designated place (an unincorporated community) in Arecibo Municipio, Puerto Rico, with 39,634 residents in 2020. It is in Puerto Rico's at-large congressional district. It spans 2 state house districts. Its state senate district is State Senate District 3.

39,634residents (2020 Census)
15.5 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Arecibo Municipio100%

Congressional district

Congressional districtShare of 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 3)Brenda Pérez Soto (Partido Nuevo Progresista)100%
State Senator (State Senate District 3)Gaby González (Partido Nuevo Progresista)100%
State Representative (State House District 14)Edgar Robles (Partido Nuevo Progresista)95%
State Representative (State House District 13)Jerry Nieves (Partido Nuevo Progresista)5.1%

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 residents
State Senate District 3100%

State house districtShare of residents
State House District 1495%
State House District 135.1%

ZIP codes

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

Get this in your AI agent

Your agent can get Arecibo'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:7203368")

Arecibo 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.