Residential delivery area · Puerto Rico
ZIP Code 00736: Cayey, PR
ZIP code 00736 uses the postal name Cayey, Puerto Rico and lies mostly in Cayey Municipio (92% of its land) with the rest in Cidra Municipio (Census 2020 ZIP-county file). About 45,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $29,971 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Cayey (5%), G. L. García (1%) and Honduras (under 1%); 93% is outside any Census place.
- ACS2020-24
- Census2020
- Town
- Cayey · its only residential ZIP
- County
- Cayey Municipio (92%); Cidra Municipio (8%)
- Census places
- Cayey (5%); G. L. García (1%); Honduras (under 1%)
- Metro area
- San Juan-Bayamón-Caguas, PR
- House district
- PR resident commissioner 119th Congress
- State
- Puerto Rico
- Time zone
- Atlantic
- Land area
- 54.9 sq mi · 825 people per sq mi
- PO Box ZIPs
- 00737 also use the name Cayey
Where is ZIP code 00736?
00736 centers on 18.104°, -66.152° and covers 54.9 square miles of land plus 0.0 of water. It borders 9 ZIP codes: 00739, 00786, 00784, 00705, 00727, 00751, 00725, 00723, 00754.
The map draws ZIP code areas only. For the streets inside 00736, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 00736 compare with the rest of Cayey Municipio?
| Measure | 00736 | In Cayey Municipio | In PR |
|---|---|---|---|
| People (ACS 2020-2024) | 45,306 | 1st of 2 | 17th of 132 |
| Median household income | $30k | 1st of 2 | 24th of 116 |
| Median home value | $150k | 1st of 2 | 28th of 121 |
Its median household income is higher than in 2% of U.S. residential ZIP codes, and it is denser than 77% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 00736?
The 2020 Census counted 45,833 people in 00736; the ACS, which samples households over 2020-2024, estimates 45,306. Between the 2010 and 2020 censuses its population fell 11.1% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 45,306
- 2020 Census count
- 45,833−11.1% since 2010 (51,532)
- Households
- 18,720
- Median age
- 45.6
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 00736?
Of the 45,306 people the ACS estimates in 00736, 15.2% are under 18 and 24.0% are 65 or older. The largest group by race and Hispanic origin is Hispanic or Latino (99.9%).
- Under 1815.2%
- 18 to 6460.8%
- 65 and older24.0%
- Hispanic or Latino99.9%
- White, not Hispanic0.0%
- Black, not Hispanic0.0%
- Other or two or more0.0%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 00736 earn?
Median household income is $29,971 (ACS 2020-2024). It rose from $26,864 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $29,971
- Income per person
- $18,843
- Below the poverty line
- 36.7%
- Unemployed (of the labor force)
- 5.1%
- Adults 25+ with a bachelor's degree
- 29.2%
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 00736?
- Median home value (owners' estimate)
- $150,000
- Median gross rent
- $569
- Homes owned by their occupants
- 63.1%
- Housing units
- 22,505
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
Which ZIP codes are next to 00736?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 00739 | Cidra | 34,578 | $30k | 5.0 mi |
| 00786 | La Plata | 165 | – | 5.5 mi |
| 00784 | Guayama | 34,981 | $21k | 6.5 mi |
| 00705 | Aibonito | 24,471 | $22k | 7.8 mi |
| 00727 | Caguas | 55,191 | $34k | 9.1 mi |
| 00751 | Salinas | 19,343 | $22k | 10.0 mi |
| 00725 | Caguas | 73,462 | $30k | 10.9 mi |
| 00723 | Patillas | 15,643 | $25k | 11.4 mi |
| 00754 | San Lorenzo | 36,728 | $23k | 12.1 mi |
| 00782 | Comerio | 18,128 | $17k | 9.6 mi (near) |
| 00714 | Arroyo | 15,341 | $21k | 9.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Cayey?
1 more ZIP code carries the postal name Cayey, PR without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for it.
| ZIP | County |
|---|---|
| 00737 | Cayey Municipio |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.