San Sebastian, PR · standard
ZIP Code 00685
San Sebastián Municipio, Puerto Rico - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 42,831
- 213/sq mi High-density area
- $20,310
- Median income Below-median income area
- $115,700
- Median home value Below-median home value
- 21.7%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
San Sebastian pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a low-density, homeowner-dominated area.
- Lowest
- household income, US ZIPs
- 15th pct
- home value, US ZIPs
- 213
- people per sq mi
- 74%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 00685 against every reporting US ZIP.
ZIP code 00685 is a densely settled ZIP (a standard USPS delivery area) in San Sebastian, San Sebastián Municipio, Puerto Rico, with 42,831 residents across 200.8 square miles, a density of 213 people per square mile, in the Puerto Rico time zone.
ZIP 00685 sits on the lower end of the income spectrum: median household income is $20,310 (22% below the average Puerto Rico ZIP), while per-capita income is $12,313. Economic pressure is pronounced: 49.3% of residents are below the poverty line and unemployment is 13.4%. Home values sit below the statewide ZIP benchmark: the median is $115,700 (16% below the average Puerto Rico ZIP), and median rent is $502; owner occupancy is 73.8%.
Educational attainment sits below the national norm: 21.7% of adults hold a bachelor's degree or higher, the median age is 46.3, and the average commute is 26 minutes. The page surfaces 7 nearby ZIP codes within roughly 10 miles, giving 00685 an immediate geographic comparison rather than a national benchmark alone.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 00685, San Sebastian, PR · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
42,831
Population
200.8
Area (sq mi)
213
People / sq mi
Puerto Rico
Time Zone
standard
ZIP Type
Who lives in ZIP 00685?
46.3
Median Age
48.2%
Male
51.8%
Female
0.9%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$20,310
Median Household Income
-22% vs state ZIP avg
$12,313
Per Capita Income
49.3%
Poverty Rate
13.4%
Unemployment Rate
26.2 min
Mean Commute Time
How ZIP 00685 ranks nationally
San Sebastian, PR household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$20,310 0th percentile higher than 0% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
19,442housing units
19,442
Total Housing Units
14,790
Occupied Units
4,652
Vacant Units
2.68
Avg Household Size
Occupancy Type
$115,700
Median Home Value
-16% vs state ZIP avg
$502
Median Rent
1983
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nearby ZIP Codes
Want a side-by-side? Compare 00685 vs 00670 →
ZIP 00685 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 00603
Aguadilla (00603)
54,689 residents
- 00662
Isabela (00662)
43,282 residents
- 00685
San Sebastian (00685)
42,831 residents
- 00676
Moca (00676)
40,316 residents
- 00627
Camuy (00627)
35,159 residents
- 00669
Lares (00669)
29,744 residents
- 00678
Quebradillas (00678)
27,819 residents
- 00670 9,807
Las Marias (00670)
9,807 residents
What this shows Among its immediate neighbors, ZIP 00685 ranks #3 by population - useful context the national average alone can't give.
ZIP 00685 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 00627
Camuy (00627)
$27,411 median income
- 00678
Quebradillas (00678)
$23,874 median income
- 00662
Isabela (00662)
$23,299 median income
- 00676
Moca (00676)
$23,272 median income
- 00603
Aguadilla (00603)
$20,933 median income
- 00685
San Sebastian (00685)
$20,310 median income
- 00669
Lares (00669)
$18,778 median income
- 00670
Las Marias (00670)
$16,367 median income
What this shows By household income, ZIP 00685 ranks #6 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 00685, both outside PR so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (42,831 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
Related Areas
Frequently Asked Questions
What municipio is ZIP code 00685 in?
ZIP code 00685 (San Sebastian) is located in San Sebastián Municipio, Puerto Rico. San Sebastián Municipio contains multiple ZIP codes, see the full list at /counties/san-sebastin-pr.
What is the population of ZIP code 00685?
ZIP code 00685 in San Sebastian, PR has a population of 42,831 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 00685?
The median household income in ZIP 00685 is $20,310, which is 73% below the national average of $76,288.
What is the average home value in ZIP 00685?
The median home value in ZIP 00685 is $115,700, which is 58% below the national average of $278,155.
What is the demographic makeup of ZIP 00685?
The largest racial group in ZIP 00685 is White at 65.9%. Hispanic or Latino residents make up 98.7% of the population.
What is the education level in ZIP code 00685?
In ZIP code 00685, 47.0% of residents aged 25+ have a high school diploma or higher, and 21.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 00685?
The mean commute time for workers in ZIP code 00685 is 26.2 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 00685?
In ZIP code 00685, approximately 73.8% of occupied housing units are owner-occupied and 26.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 00685?
The poverty rate in ZIP code 00685 is 49.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 00685's numbers, next.
- See how ZIP 00685 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where San Sebastian, PR ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.