00685 ZIP Code — San Sebastian, PR

San Sebastian County, Puerto Rico

ZIP code 00685 is located in San Sebastian, Puerto Rico, within San Sebastian County. It covers approximately 78.69 square miles and serves a population of 40,346 residents. This is a standard ZIP code in the Atlantic (AT) — no DST timezone, served by area code 787/939.

About ZIP code 00685

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $103,200. Owner-occupancy sits near the national average at 70%.

Median household income is $17,481. Poverty affects 52% of residents, above the national average. SNAP benefit usage at 58% of households reflects economic stress in the area. 52% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 26 minutes is near the national average.

Overall, ZIP code 00685 reflects a community defined by economic challenges above the national average, a significant Social Security-dependent population, and elevated reliance on food assistance.

40,346

population

78.69

sq mi land

Standard

ZIP type

Atlantic (AT) — no DST

timezone

00685 ZIP code map

Cities in ZIP code 00685

Below are the cities the US Postal Service accepts for ZIP code 00685. Using any city not on this list may result in mail delivery delays.

City	Status
San Sebastian	Preferred
San Sebastian	Acceptable

Nearby ZIP codes

00670 Las Marias (5.3 mi) 00669 Lares (7.2 mi) 00676 Moca (8.5 mi) 00678 Quebradillas (8.9 mi) 00662 Isabela (10.2 mi) 00610 Anasco (10.3 mi) 00627 Camuy (10.3 mi) 00606 Maricao (10.6 mi) 00680 Mayaguez (11.3 mi) 00682 Mayaguez (13.1 mi) 00602 Aguada (13.5 mi) 00659 Hatillo (13.6 mi)

Demographics updated 05/2026

Population
Total population	40,346
Population density	513 / sq mi
State FIPS	72
County FIPS	131

Geography
Land area	78.69 sq mi
Water area	0.44 sq mi
Latitude	18.3162
Longitude	-66.9750
Timezone	Atlantic (AT) — no DST
Area code	787/939

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	88.0%	88.0%	80.8%
$50k – $100k	10.1%	10.1%	14.5%
$100k – $200k	1.2%	1.2%	3.8%
Over $200k	0.7%	0.7%	1.0%

Demographics & statistics

40,346

Population

513

People per sq mi

45.7

Median age

$17,481

Median household income

$11,189

Per capita income

$103,200

Median home value

$440

Median monthly rent

69.9%

Home ownership

52.4%

Poverty rate

15.2%

Unemployment

14,398

Housing units

0.0%

Bachelor's or higher

Age distribution

Male Female

649

Under 5

694

826

5–9

883

1,383

10–14

1,477

1,107

15–19

1,182

1,192

20–24

1,273

2,101

25–34

2,244

2,295

35–44

2,451

2,438

45–54

2,605

1,371

55–59

1,464

1,457

60–64

1,557

2,606

65–74

2,784

1,608

75–84

1,718

474

85+

507

← Male

Female →

Age summary

Group	Count	%
Under 18	7,277	18.0%
18 and over	33,069	82.0%
65 and over	9,697	24.0%
Median age	45.7 years

Race & ethnicity

White 58.9%

Hispanic or Latino 19%

Other race 12.6%

Two or more races 7.2%

Black or African American 2.3%

American Indian / Alaska Native 0.1%

Group	Count	%
White	29,322	58.9%
Hispanic or Latino	9,442	19%
Other race	6,262	12.6%
Two or more races	3,582	7.2%
Black or African American	1,122	2.3%
American Indian / Alaska Native	37	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	88.0%	88.0%	80.8%
$50k – $100k	10.1%	10.1%	14.5%
$100k – $200k	1.2%	1.2%	3.8%
Over $200k	0.7%	0.7%	1.0%

Under $10k 29.3%

$10k–$15k 14.4%

$15k–$25k 21.0%

$25k–$35k 11.1%

$35k–$50k 11.0%

$50k–$75k 7.5%

$75k–$100k 3.4%

$100k–$150k 1.6%

$150k–$200k 0.1%

$200k+ 0.6%

Range	% of households
Under $10k	29.3%
$10k–$15k	14.4%
$15k–$25k	21.0%
$25k–$35k	11.1%
$35k–$50k	11.0%
$50k–$75k	7.5%
$75k–$100k	3.4%
$100k–$150k	1.6%
$150k–$200k	0.1%
$200k+	0.6%
Median income	$17,481

Housing

Home values

Under $50k 9.2%

$50k–$100k 38.8%

$100k–$150k 25.6%

$150k–$200k 17.8%

$200k–$300k 7.6%

$300k–$500k 0.1%

$500k–$1M 0.8%

Housing overview

Metric	Value
Median home value	$103,200
Median rent / month	$440
Owner occupied	69.9%
Renter occupied	30.1%
Vacant	23.5%
Single-family detached	82.7%
Large apartment buildings	0.9%
Mobile homes	0.3%
Median rooms	4.8
Avg household size (owned)	2.81

Year built

Era	%
2020 or later	0.1%
2010–2019	2.4%
2000–2009	13.4%
1990–1999	16.9%
1980–1989	18.6%
1970–1979	27.8%
1960–1969	10.4%
1950–1959	7.2%
1940–1949	2.3%
1939 or earlier	1.0%

Bedrooms

Size	% of units
No bedroom (studio)	1.5%
1 bedroom	3.9%
2 bedrooms	19.3%
3 bedrooms	65.5%
4 bedrooms	9.2%
5+ bedrooms	0.6%

Vehicles per household

Vehicles	% of households
No vehicle	12.1%
1 vehicle	41.1%
2 vehicles	33.5%
3 or more	13.3%

Heating fuel

Fuel type	%
Electricity	4.6%
Propane / LP gas	0.7%
Solar	0.1%
No fuel used	94.7%

Households & families

Household type	Count	%
Married-couple family	0	0.0%
Cohabiting couple	0	0.0%
Male householder, no spouse	0	0.0%
Female householder, no spouse	0	0.0%
Households with children under 18	0	0.0%
Households with seniors (65+)	0	0.0%
Average household size	0.00

Marital status

Status	Male	Female
Never married	0.0%	0.0%
Married	0.0%	0.0%
Separated	0.0%	0.0%
Widowed	0.0%	0.0%
Divorced	0.0%	0.0%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 0.0%

Some college, no degree 0.0%

Associate's degree 0.0%

Bachelor's degree 0.0%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	0.0%
Bachelor's or higher	0.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	0	0.0%
High school	0	0.0%
College / grad school	0	0.0%

Employment

Industry of employment

Education & healthcare 23.0%

Retail trade 16.2%

Other services 9.5%

Public administration 9.2%

Construction 8.4%

Manufacturing 8.4%

Arts, food & hospitality 8.0%

Professional & management 6.4%

Agriculture & mining 4.7%

Transportation & utilities 2.4%

Finance & real estate 1.7%

Wholesale trade 1.3%

Information 0.8%

Occupation

Category	%
Management, business & arts	29.6%
Service	21.2%
Sales & office	21.8%
Natural resources & construction	17.2%
Production & transportation	10.2%

Employment type

Type	%
Private sector	64.3%
Government	20.8%
Self-employed	14.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	82.0%
Carpool	9.3%
Public transit	0.0%
Walk	4.6%
Work from home	3.4%
Other means	0.7%
Avg commute (minutes)	25.9

Poverty

All people 52.4%

Under 18 years 64.6%

18 and over 49.7%

Married-couple families 35.0%

Female-led households 73.0%

Income support

Source	% of households
Social Security	52.4%
Retirement income	13.6%
Supplemental Security	0.5%
Cash public assistance	7.0%
Food stamps / SNAP	58.4%

Health indicators

Condition	%
Obesity	0.0%
High blood pressure	0.0%
High cholesterol	0.0%
Diabetes	0.0%
Heart disease	0.0%
Stroke	0.0%
Asthma	0.0%
Arthritis	0.0%
Kidney disease	0.0%
Pulmonary disease	0.0%
Cancer	0.0%

Behavior / access	%
Smoking	0.0%
Binge drinking	0.0%
No physical activity	0.0%
Less than 7 hrs sleep	0.0%
Depression	0.0%
Fair or poor health	0.0%
Poor mental health	0.0%
Poor physical health	0.0%
No health insurance	0.0%
Visited doctor (checkup)	0.0%
Visited dentist	0.0%
Cholesterol screening	0.0%
Teeth loss	0.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	0	0.0%

Disability	%
Any disability	0.0%
Under 18	0.0%
18–64 years	0.0%
65 and over	0.0%

Health insurance coverage

Type	%
Private insurance	27.6%
Public insurance	72.3%
No insurance	5.3%
Uninsured under 19	2.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	0	0.0%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	0	0.0%
Born in same state	0	0.0%
Born in different state	0	0.0%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Technology access

Metric	% of households
Computer access	0.0%
Internet access	0.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 00685

What city is ZIP code 00685 in?

ZIP code 00685 is primarily assigned to San Sebastian, Puerto Rico.

What county is ZIP code 00685 in?

ZIP code 00685 falls within San Sebastian County, Puerto Rico.

What is the poverty rate in ZIP code 00685?

52% of residents in ZIP code 00685 live below the poverty line, above the national average.

Does ZIP code 00685 have a large retiree population?

52% of households in ZIP code 00685 receive Social Security income, suggesting a significant retiree or disability population.

What is the median household income in ZIP code 00685?

The median household income in ZIP code 00685 is $17,481, below the national median of ~$75,000.

What is the typical home value in ZIP code 00685?

The median home value in ZIP code 00685 is $103,200.

What timezone is ZIP code 00685 in?

ZIP code 00685 observes the AST timezone.