County outline
Where Yabucoa Municipio is located
Area breakdown
Land accounts for 66.3% of Yabucoa Municipio’s measured area and water for 33.7%. Its combined area converts to 215.6 square kilometers or approximately 53,276 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 55.215 | 143.006 | 35,337.6 |
| Water | 28.028 | 72.592 | 17,937.9 |
| Total | 83.243 | 215.598 | 53,275.5 |
How Yabucoa Municipio compares
By original Census land area, Yabucoa Municipio ranks #20 of 78 in Puerto Rico and #3122 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 1.315 times the Puerto Rico county-equivalent median of 42 square miles. It accounts for 1.6% of the combined county land area in the state.
See the complete Puerto Rico ranking · What counts as a county equivalent?
Population and density of Yabucoa Municipio
The Census Bureau estimates that 28,058 people lived in Yabucoa Municipio on July 1, 2025. That ranks #1,552 of 3,222 county equivalents nationally and #43 of 78 in Puerto Rico. Since the April 1, 2020 estimates base of 30,428, the population has declined by 2,370 (−7.8%), compared with −3.1% for Puerto Rico as a whole.
With 55.2 square miles of land, that is 508 people per square mile (196 per km²), placing Yabucoa Municipio #337 nationally for density and #57 in Puerto Rico. The median county equivalent has 47 people per square mile; the Puerto Rico median is 754. Put another way, there are about 1.3 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 30,311 | 29,897 | 29,207 | 28,771 | 28,442 | 28,058 |
| Change | — | −414 | −690 | −436 | −329 | −384 |
U.S. Census Bureau, Vintage 2025 population estimates. Estimates are revised each year and are not decennial census counts. Density divides the whole population by the whole county’s land area, so it describes an average, not how settlement is distributed within the county. Population sources and methods.
Cities and towns in Yabucoa Municipio
Puerto Rico has no incorporated places below the municipio: Yabucoa Municipio is itself the local government. The Census Bureau describes the settlements inside it, such as zonas urbanas and comunidades, as statistical places, and publishes no separate annual estimates for them.
Metropolitan area
Yabucoa Municipio is a central county of the San Juan-Bayamón-Caguas, PR Metropolitan Statistical Area. Its 40 county equivalents have 2,024,195 residents on 1,437.8 square miles of land; Yabucoa Municipio accounts for 3.8% of the land and 1.4% of the residents. By combined land it ranks #229 of 393 metropolitan areas, and #36 by population. It belongs to the San Juan-Bayamón, PR Combined Statistical Area.
ZIP codes
2 ZIP Code Tabulation Areas have land in Yabucoa Municipio; 1 of them have most of their land inside the county, and the others mainly cover neighboring areas.
0076700791
ZIP Code Tabulation Areas are the Census Bureau’s approximations of USPS ZIP Code service areas, from the 2020 Census relationship files. Lighter codes have less than half of their land in this county. Post-office-box and single-address ZIP Codes have no tabulation area.
Counties bordering Yabucoa Municipio
Yabucoa Municipio shares a land border with 5 county equivalents. It has more land than every one of them. The largest neighbor is San Lorenzo Municipio (53.1 mi²) and the smallest is Maunabo Municipio (21.2 mi²). Together with its neighbors, Yabucoa Municipio forms a block of 254.7 mi² of land, of which it holds 21.7%.
| Bordering county equivalent | Land mi² | Size vs. Yabucoa | Compare |
|---|---|---|---|
| San Lorenzo Municipio | 53.1 | about the same | Compare |
| Patillas Municipio | 46.6 | 1.2× smaller | Compare |
| Humacao Municipio | 44.7 | 1.2× smaller | Compare |
| Las Piedras Municipio | 33.9 | 1.6× smaller | Compare |
| Maunabo Municipio | 21.2 | 2.6× smaller | Compare |
How big is Yabucoa Municipio compared with U.S. states?
Yabucoa Municipio has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 19 times as much. Puerto Rico’s county land could hold about 62 areas the size of Yabucoa Municipio.
Another way to picture it: the same land area would fill a square about 7.43 miles (12 km) on each side. Real county shapes are rarely square, so this is a scale reference rather than a width or driving distance.
State figures are the sums of each state’s county-equivalent land measurements in the same Census release, so states and counties are compared on the same basis. Published state totals can differ slightly because of rounding. Compare all states · Counties bigger than entire states.
What stands out about Yabucoa Municipio?
Yabucoa Municipio has more land than 100 of the other 3,221 county equivalents in the dataset.
A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.
Does including water change its rank?
Using land plus water places Yabucoa Municipio at #3,119 nationally by total area, 3 places closer to the top than its land rank. The water assigned to this geography moves it ahead of some county equivalents with more land.
Its water share is 33.7%, compared with a national county-equivalent median of 1.2% — 32.5 percentage points higher. This describes the statistical geography’s land/water mix, not flood exposure or developable land.
Closest positions in the national land ranking
These entries sit immediately beside Yabucoa Municipio in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #3121 | Isabela Municipio, Puerto Rico | 55.3 | Compare |
| #3122 | Yabucoa Municipio, Puerto Rico | 55.2 | This county |
| #3123 | San Germán Municipio, Puerto Rico | 54.4 | Compare |
Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.
Representative coordinates
The Census internal point is 18.059859, -65.859870. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.
Source and precision
U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 143,007,001 m²; AWATER: 72,592,515 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.
Common questions
How big is Yabucoa Municipio?
Yabucoa Municipio, Puerto Rico has 55.2 square miles (143 km²) of land and 28 square miles of water, for a total area of 83.2 square miles. It ranks #3122 of 3,222 U.S. county equivalents by land area.
Is Yabucoa Municipio the largest county in Puerto Rico?
No. Yabucoa Municipio ranks #20 of 78 in Puerto Rico by land area. The largest is Arecibo Municipio, with 126 square miles of land.
What counties border Yabucoa Municipio?
Yabucoa Municipio shares a land border with Maunabo Municipio, San Lorenzo Municipio, Humacao Municipio, Las Piedras Municipio, and Patillas Municipio.
What is the population of Yabucoa Municipio?
The Census Bureau estimates Yabucoa Municipio had 28,058 residents on July 1, 2025, ranking #1,552 of 3,222 county equivalents. That is 508 people per square mile of land.
What is the county seat of Yabucoa Municipio?
The county seat of Yabucoa Municipio is Yabucoa.
Is Yabucoa Municipio part of a metropolitan area?
Yes. It is a central county of the San Juan-Bayamón-Caguas, PR Metropolitan Statistical Area, which has 40 county equivalents and 2,024,195 residents.
How many ZIP codes are in Yabucoa Municipio?
2 ZIP Code Tabulation Areas have land in Yabucoa Municipio, and 1 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Yabucoa Municipio compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 18.7 times as much land.
How many acres of land are in Yabucoa Municipio?
The land measurement converts to approximately 35,338 acres. Including water, total area is approximately 53,276 acres. One square mile equals 640 acres.
Why might another source show a different area?
Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.
Can this establish a property boundary?
No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.