Río Grande Municipio, Puerto Rico
Río Grande Municipio, Puerto Rico, has 44,799 residents (July 2025 estimate). Its county seat is Río Grande. It uses Atlantic Time and covers 60.6 sq mi (157 km²) of land. It is a county equivalent (municipio).
- Resident population, July 2025
- 44,799
- Land area
- 60.6 sq mi (157 km²)
- County seat or government
- Río Grande
- Time zone
- Atlantic TimeUTC-04:00
- Median household income
- $28,943 ± $2,356
- Median home value
- $131,600 ± $3,769
- Median rent, with utilities
- $585 ± $78
- Homes lived in by their owners
- 71.1% ± 2.2 points
- County type
- Municipio
- Metro or micro area
- San Juan-Bayamón-Caguas, PR metro areaCentral municipio
- Water area
- 28.9 sq mi (74.9 km²)
- State
- Puerto Rico
- County code (FIPS)
- 72119
- Coordinates (central point)
- 18.376369, -65.798434
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Río Grande Municipio
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Atlantic TimeAmerica/Puerto_Rico | UTC-04:00. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code area
- 0074546,739 people
One ZIP Code area overlaps Río Grande Municipio: 00745 (46,739 people, 2020–2024 estimate). Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Barrios in Río Grande Municipio, largest first
- Barrio Ciénaga Baja17,125 people
- Barrio Zarzal11,944 people
- Barrio Guzmán Abajo5,915 people
- Barrio Ciénaga Alta3,682 people
- Barrio Mameyes II2,510 people
- Río Grande Barrio-Pueblo1,818 people
- Barrio Jiménez1,739 people
- Barrio Herreras713 people
- Barrio Guzmán Arriba605 people
People counts are American Community Survey 2020–2024 5-year estimates. All barrios in Puerto Rico, by county
School districts in Río Grande Municipio, largest first
- Puerto Rico Department of Education3,234,309 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Río Grande, Puerto Rico (zona urbana)12,375 people
- La Dolores, Puerto Rico (comunidad)2,854 people
- Hato Candal, Puerto Rico (comunidad)1,511 people
- Palmer, Puerto Rico (comunidad)1,459 people
- Bartolo, Puerto Rico (comunidad)1,391 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Luquillo Municipio, Puerto Rico5.8 mi east
- Canóvanas Municipio, Puerto Rico6.6 mi southwest
- Loíza Municipio, Puerto Rico11 mi northwest
- Naguabo Municipio, Puerto Rico12 mi south
- Las Piedras Municipio, Puerto Rico14 mi south
- Ceiba Municipio, Puerto Rico14 mi southeast
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county where you are now, check its ZIP area, or check the time zone where you are.
Areas that only touch the edge
These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.