County outline
Where Ponce Municipio is located
Area breakdown
Land accounts for 59.4% of Ponce Municipio’s measured area and water for 40.6%. Its combined area converts to 501.4 square kilometers or approximately 123,900 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 114.927 | 297.66 | 73,553.3 |
| Water | 78.666 | 203.744 | 50,346.2 |
| Total | 193.593 | 501.404 | 123,899.5 |
How Ponce Municipio compares
By original Census land area, Ponce Municipio ranks #2 of 78 in Puerto Rico and #3081 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 2.737 times the Puerto Rico county-equivalent median of 42 square miles. It accounts for 3.4% 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 Ponce Municipio
The Census Bureau estimates that 128,384 people lived in Ponce Municipio on July 1, 2025. That ranks #518 of 3,222 county equivalents nationally and #4 of 78 in Puerto Rico. Since the April 1, 2020 estimates base of 137,491, the population has declined by 9,107 (−6.6%), compared with −3.1% for Puerto Rico as a whole.
With 114.9 square miles of land, that is 1,117 people per square mile (431 per km²), placing Ponce Municipio #165 nationally for density and #20 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 0.573 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 137,196 | 134,901 | 132,290 | 130,664 | 130,077 | 128,384 |
| Change | — | −2,295 | −2,611 | −1,626 | −587 | −1,693 |
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 Ponce Municipio
Puerto Rico has no incorporated places below the municipio: Ponce 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
Ponce Municipio is a central county of the Ponce, PR Metropolitan Statistical Area. Its 6 county equivalents have 262,792 residents on 365.6 square miles of land; Ponce Municipio accounts for 31.4% of the land and 48.9% of the residents. By combined land it ranks #383 of 393 metropolitan areas, and #194 by population. It belongs to the Ponce-Coamo, PR Combined Statistical Area.
| County equivalent | Population 2025 | Land mi² |
|---|---|---|
| Ponce Municipio | 128,384 | 114.9 |
| Juana Díaz Municipio | 45,853 | 60.4 |
| Yauco Municipio | 31,608 | 67.8 |
| Villalba Municipio | 21,133 | 35.6 |
| Peñuelas Municipio | 19,325 | 44.7 |
| Guayanilla Municipio | 16,489 | 42.2 |
ZIP codes
8 ZIP Code Tabulation Areas have land in Ponce Municipio; 7 of them have most of their land inside the county, and the others mainly cover neighboring areas.
0062400715007160071700728007300073100780
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 Ponce Municipio
Ponce Municipio shares a land border with 5 county equivalents. It has more land than every one of them. The largest neighbor is Utuado Municipio (113.6 mi²) and the smallest is Jayuya Municipio (44.5 mi²). Together with its neighbors, Ponce Municipio forms a block of 444.7 mi² of land, of which it holds 25.8%.
| Bordering county equivalent | Land mi² | Size vs. Ponce | Compare |
|---|---|---|---|
| Utuado Municipio | 113.6 | about the same | Compare |
| Adjuntas Municipio | 66.6 | 1.7× smaller | Compare |
| Juana Díaz Municipio | 60.4 | 1.9× smaller | Compare |
| Peñuelas Municipio | 44.7 | 2.6× smaller | Compare |
| Jayuya Municipio | 44.5 | 2.6× smaller | Compare |
How big is Ponce Municipio compared with U.S. states?
Ponce Municipio has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 9 times as much. Puerto Rico’s county land could hold about 30 areas the size of Ponce Municipio.
Another way to picture it: the same land area would fill a square about 10.7 miles (17.3 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 Ponce Municipio?
Ponce Municipio has more land than 141 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 Ponce Municipio at #3,034 nationally by total area, 47 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 40.6%, compared with a national county-equivalent median of 1.2% — 39.5 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 Ponce Municipio in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #3080 | Clarke County, Georgia | 119.3 | Compare |
| #3081 | Ponce Municipio, Puerto Rico | 114.9 | This county |
| #3082 | Trousdale County, Tennessee | 114.3 | 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 18.001717, -66.606662. 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: 297,658,617 m²; AWATER: 203,743,380 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 Ponce Municipio?
Ponce Municipio, Puerto Rico has 114.9 square miles (297.7 km²) of land and 78.7 square miles of water, for a total area of 193.6 square miles. It ranks #3081 of 3,222 U.S. county equivalents by land area.
Is Ponce Municipio the largest county in Puerto Rico?
No. Ponce Municipio ranks #2 of 78 in Puerto Rico by land area. The largest is Arecibo Municipio, with 126 square miles of land.
What counties border Ponce Municipio?
Ponce Municipio shares a land border with Juana Díaz Municipio, Peñuelas Municipio, Jayuya Municipio, Adjuntas Municipio, and Utuado Municipio.
What is the population of Ponce Municipio?
The Census Bureau estimates Ponce Municipio had 128,384 residents on July 1, 2025, ranking #518 of 3,222 county equivalents. That is 1,117 people per square mile of land.
What is the county seat of Ponce Municipio?
The county seat of Ponce Municipio is Ponce.
Is Ponce Municipio part of a metropolitan area?
Yes. It is a central county of the Ponce, PR Metropolitan Statistical Area, which has 6 county equivalents and 262,792 residents.
How many ZIP codes are in Ponce Municipio?
8 ZIP Code Tabulation Areas have land in Ponce Municipio, and 7 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Ponce Municipio compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 9 times as much land.
How many acres of land are in Ponce Municipio?
The land measurement converts to approximately 73,553 acres. Including water, total area is approximately 123,900 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.