Isabela Municipio, PR ZIP Codes
3 ZIP codes cover all or part of Isabela Municipio, Puerto Rico: 00662, 00685 and 00678. The Census Bureau counts 42,890 residents in the county, with a median household income of $23,266 and a median home value of $136,200. Median household income ranges from $20,310 in 00685 to $23,874 in 00678. Its largest communities include Isabela and Mora.
Isabela Municipio (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 42,890 |
| Households | 14,926 |
| Median household income | $23,266 |
| Median home value | $136,200 |
| Median age | 45.1 |
| Median rent | $582 |
All 3 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 105,673 |
| Households (sum of ZIP codes) | 38,116 |
| Median household income, range across ZIP codes | $20,310 (00685) to $23,874 (00678) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $22,276 |
| Homeowners | 70.3% |
| Households with kids under 18 | not published |
| Moved in the past year | not published |
| Carrier routes in EDDM2GO's route library | 34 routes, 32,608 homes (3 of 3 ZIP codes) |
Top facts
- Highest median household income in Isabela County: 00678 ($23,874)
- Most residents: 00662 (41,090 people)
- Highest homeownership: 00685 (73.8% own their home)
- Youngest median age: 00662 (45.2 years)
- Highest median home value: 00662 ($135,500)
Every ZIP code in Isabela County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 00662 | Isabela | 41,090 | 14,285 | $23,299 | $135,500 | 66.9% | — | — | 13 | 14,501 | 100% of its land |
| 00685 | San Sebastián | 39,988 | 14,790 | $20,310 | $115,700 | 73.8% | — | — | 13 | 11,697 | 11% of its land |
| 00678 | Quebradillas | 24,595 | 9,041 | $23,874 | $112,400 | 70.1% | — | — | 8 | 7,805 | 17% of its land |
A ZIP code is listed for Isabela Municipio when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
Price a mailing to Isabela County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Isabela Municipio, PR?
- 00662, 00685 and 00678. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Isabela Municipio?
- 42,890 residents in 14,926 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Isabela Municipio?
- $23,266 for the county as a whole. Its ZIP codes range from $20,310 (00685) to $23,874 (00678).
- Which Isabela County ZIP code has the highest median household income?
- 00678, at $23,874, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Isabela Municipio?
- For the 3 of 3 ZIP codes in EDDM2GO's stored route library: 34 carrier routes reaching 32,608 residential and 1,381 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.