Postal Codes

91917 ZIP Code

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ZIP code 91917 covers Dulzura, California, with a population of about 889.

Population
88917 per square mile
Median age
30.68.1 points below the US average
Poverty rate
35%22.6 points above the US average
Typical home value
$575,227up 16.8% in five years
Degree or higher
28.9%6.1 points below the US average
Homeownership
77.5%12.5 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
6

Where 91917 is

Dulzura, California — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population889
Median age30.6
Family households88.1%
Born outside the US16.1%
Speaks a language other than English at home41%
White (non-Hispanic)60.3%
Black (non-Hispanic)1.7%
Asian (non-Hispanic)0%
Hispanic or Latino36.9%
Veterans4.9%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Income per person$32,747
Poverty rate35%
Households on SNAP or cash assistance8.9%

Household income distribution

Under $10k0.0%
$10–15k10.2%
$15–20k0.0%
$20–25k18.2%
$25–30k0.0%
$30–35k0.0%
$35–40k0.0%
$40–45k8.1%
$45–50k0.0%
$50–60k0.0%
$60–75k0.0%
$75–100k8.5%
$100–125k3.8%
$125–150k0.0%
$150–200k35.2%
$200k or more16.1%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed570
Mean adjusted gross income$50,825
Returns declaring $200,000 or more0%
Returns, under $25k31.6%
Returns, $25k–$50k29.8%
Returns, $50k–$75k15.8%
Returns, $75k–$100k12.3%
Returns, $100k–$200k10.5%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Owner-occupied77.5%
Vacant homes30%
Median year built1976

What the homes are

Detached house67.1%
Mobile home32.9%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$575,227as of 2026-07
Typical home value, 1 yearup 0%
Typical home value, 5 yearsup 16.8%
Typical home value since 2000
201920222026$584,588$382,891

$382,891 in 2019 to $575,227 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2%
Bachelor's degree or higher28.9%
High school diploma or higher79.4%
Works from home14%
Drives to work alone84.2%
Takes public transport0%
Commutes 45 minutes or more79.2%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity28.3% 5.1 pts below the national average of 33.4%
Diagnosed diabetes12.8% 0.8 pts above the national average of 12%
Currently smokes11.2% 2 pts below the national average of 13.2%
High blood pressure32.2% 1.9 pts below the national average of 34.1%
Fair or poor general health24.4% 4.1 pts above the national average of 20.3%
No health insurance (18–64)13.5% 2.2 pts above the national average of 11.3%
Depression20.7% 1.2 pts below the national average of 21.9%
No leisure-time physical activity25.6% same as the national average of 25.4%
Arthritis22.3% 2.8 pts below the national average of 25.1%
Binge drinking16% same as the national average of 16%
Taking blood pressure medication70.9% 3.8 pts below the national average of 74.7%
Cancer (non-skin)7.2% 0.5 pts below the national average of 7.7%
Current asthma9.1% 1.3 pts below the national average of 10.4%
Coronary heart disease6.7% 0.5 pts above the national average of 6.2%
Routine check-up in past year72.7% 4 pts below the national average of 76.7%
Cholesterol screening85.2% 0.7 pts below the national average of 85.9%
Cognitive disability15.9% 1.1 pts above the national average of 14.8%
Colorectal screening58.9% 5.4 pts below the national average of 64.3%
COPD5.8% 0.8 pts below the national average of 6.6%
Visited a dentist60.6% 0.7 pts below the national average of 61.3%
Any disability32.4% 1.7 pts above the national average of 30.7%
Lacks emotional support30.1% 5.3 pts above the national average of 24.8%
Food insecurity19.5% 2.4 pts above the national average of 17.1%
Received food stamps16.7% 2.4 pts above the national average of 14.3%
Hearing disability7% same as the national average of 6.7%
High cholesterol36.2% same as the national average of 36.2%
Housing insecurity16.6% 2.8 pts above the national average of 13.8%
Independent living disability8.6% same as the national average of 8.4%
Lacks transport10% 0.8 pts above the national average of 9.2%
Loneliness36.9% 2.5 pts above the national average of 34.4%
Mammography use74.1% 1.8 pts below the national average of 75.9%
Poor mental health (14+ days)16.7% same as the national average of 16.8%
Mobility disability15.7% 1.7 pts above the national average of 14%
Poor physical health (14+ days)14.7% 1.2 pts above the national average of 13.5%
Self-care disability4.5% 0.5 pts above the national average of 4%
Utility shut-off threat7.3% 1.5 pts below the national average of 8.8%
Sleeps under 7 hours34.2% 2.2 pts below the national average of 36.4%
Stroke3.5% same as the national average of 3.4%
All natural teeth lost12.6% same as the national average of 13%
Vision disability6.7% 1.1 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments6
People employed17
Annual payroll$380,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 100% of US census tracts
FEMA ratingVery High
Expected annual loss99.9 out of 100
Community resilience5.4 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Wildfire100Very High at its worst in this ZIP code
Landslide99.8Relatively High at its worst in this ZIP code
River flooding92.3Relatively High at its worst in this ZIP code
Earthquake91Relatively High at its worst in this ZIP code
Drought80.3Relatively Low at its worst in this ZIP code
Heat wave77.2Relatively Moderate at its worst in this ZIP code
Winter weather46.1Relatively Moderate at its worst in this ZIP code
Hail33.3Very Low at its worst in this ZIP code
Volcanic activity24.1Very Low at its worst in this ZIP code
Avalanche22.7Very Low at its worst in this ZIP code
Lightning20.5Relatively Low at its worst in this ZIP code
Strong wind13.7Very Low at its worst in this ZIP code
Hurricane12.7Very Low at its worst in this ZIP code
Tornado8Very Low at its worst in this ZIP code
Compared with California and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPCaliforniaUnited States
Median household income$96,334$78,538
Income per person$32,747$47,977$43,289
Poverty rate35%12%12.4%
Median home value$695,400$303,400
Median gross rent$1,956$1,348
Homeownership77.5%55.8%65%
Bachelor's degree or higher28.9%36.5%35%
Unemployment rate2%6.4%5.2%
Works from home14%15.5%13.5%
Born outside the US16.1%26.7%13.9%
Median age30.637.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationSAN DIEGO BROWN FLD, CA US24 km away
Rain in a year10 in

Average high and low by month

January67°F / 44.4°F1.83 in rain
February66.4°F / 45.2°F2.39 in rain
March67.5°F / 47.3°F1.52 in rain
April69.8°F / 50°F0.8 in rain
May71.2°F / 54.4°F0.27 in rain
June74.3°F / 57.9°F0.1 in rain
July78.3°F / 61.5°F0.04 in rain
August80.6°F / 63°F0.01 in rain
September79.8°F / 60.8°F0.18 in rain
October76.7°F / 55.3°F0.44 in rain
November71.8°F / 48.6°F0.83 in rain
December66.7°F / 43.8°F1.82 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket56% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 3 school districts, so the address decides which one, not the ZIP code.

Grossmont Union High School District47.1% of this ZIP code's land area
Jamul-Dulzura Union Elementary School District47.1% of this ZIP code's land area
Mountain Empire Unified School District4.5% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability79more vulnerable than 79% of US census tracts
Socioeconomic status66more vulnerable than 66% of US census tracts
Household characteristics88more vulnerable than 88% of US census tracts
Racial and ethnic minority status63more vulnerable than 63% of US census tracts
Housing type and transport76more vulnerable than 76% of US census tracts
Walkability5 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

91987 Tecate, CA10.4 km away
91980 Tecate, CA10.6 km away
91963 Potrero, CA11.7 km away
91935 Jamul, CA14.9 km away
91915 Chula Vista, CA20 km away
91914 Chula Vista, CA22.7 km away
91906 Campo, CA22.8 km away
91901 Alpine, CA23.8 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

San Diego County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area51.84 sq mi
Population density17 people per sq mi
Latitude, longitude32.6152, -116.7285

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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