PlainZIP

Sylmar, CA · standard

ZIP Code 91342

Los Angeles County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

91,725
643/sq mi
$98,118
Median income
$695,600
Median home value
20.8%
Bachelor's or higher

The verdict

Sylmar pairs an upper-quartile household income with top-decile home values, in a low-density, homeowner-dominated and unusually populous area.

Top 20%
household income, US ZIPs
Top 6%
home value, US ZIPs
643
people per sq mi
68%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 91342 against every reporting US ZIP.

ZIP code 91342 is a densely settled ZIP (a standard USPS delivery area) in Sylmar, Los Angeles County, California, with 91,725 residents across 142.7 square miles, a density of 643 people per square mile, in the Los Angeles time zone.

ZIP 91342 lands in the middle-income range, with a median household income of $98,118 (3% below the California average), while per-capita income is $32,744. Local economic indicators show a 12.0% poverty rate alongside 7.5% unemployment. The typical home here is valued at $695,600 (10% below the state average); renters pay a median of $1,963 monthly, and 67.8% of units are owner-occupied.

Educational attainment sits below the national norm: 20.8% of adults hold a bachelor's degree or higher, the median age is 37.5, and the average commute is 31 minutes. To put 91342 in local context, 10 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Los Angeles County, for a geography-aware comparison.

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 →

Top industries in ZIP 91342

Top 5 sectors by establishment count in Sylmar, CA

Which industries have the most business establishments in ZIP 91342.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

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 91342, Sylmar, CA · 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

91,725

Population

142.7

Area (sq mi)

643

People / sq mi

Los Angeles

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 91342?

37.5

Median Age

49.9%

Male

50.1%

Female

34.8%

Foreign-Born

White 20.0%
African American 4.2%
Asian 7.9%
American Indian or Alaska Native 1.9%
Native Hawaiian or Pacific Islander 0.3%
Two or More Ethnicities 28.6%
Hispanic or Latino 73.2%

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?

$98,118

Median Household Income

-3% vs state

$32,744

Per Capita Income

12.0%

Poverty Rate

7.5%

Unemployment Rate

31.2 min

Mean Commute Time

How ZIP 91342 ranks nationally

Sylmar, CA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$98,118 Top 20% higher than 80% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

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?

High School Graduate or Higher 46.0%
Bachelor's Degree or Higher 20.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

26,533

Total Housing Units

25,537

Occupied Units

996

Vacant Units

3.60

Avg Household Size

Occupancy Type

Owner 67.8%
Renter 32.2%

$695,600

Median Home Value

-10% vs state

$1,963

Median Rent

1977

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+4.9%

YoY Change (2024)

426

HPI Index (2000 = 100)

+326%

Total Change Since 2000

Home values in ZIP 91342 have increased 4.9% over the past year (2024). Since 2000, this ZIP has seen +326% cumulative appreciation.

Year Annual Change HPI Index
2020 +4.3% 305
2021 +12.6% 344
2022 +14.5% 393
2023 +3.4% 407
2024 +4.9% 426

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 1,314 business establishments in ZIP 91342, employing approximately 22,754 people with a combined annual payroll of $1,494,580,000.

1,314

Businesses

22,754

Employees

$1.5B

Annual Payroll

17

Industry Sectors

Industry Establishments % of Total
Construction 290 22.1%
Retail trade 125 9.5%
Health care and social assistance 114 8.7%
Accommodation and food services 101 7.7%
Transportation and warehousing 99 7.5%
Administrative and support and waste management and remediation services 98 7.5%
Other services (except public administration) 91 6.9%
Wholesale trade 81 6.2%
Professional, scientific, and technical services 75 5.7%
Manufacturing 70 5.3%
Real estate and rental and leasing 63 4.8%
Arts, entertainment, and recreation 43 3.3%
Finance and insurance 28 2.1%
Information 19 1.4%
Agriculture, forestry, fishing and hunting 6 0.5%
Educational services 6 0.5%
Management of companies and enterprises 5 0.4%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 91342 vs 91340 →

ZIP 91342 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 91342 ranks #2 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 91342 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 91342 ranks #4 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
91340 San Fernando, CA 34,188 3.5 mi
91331 Pacoima, CA 103,689 4.6 mi
91387 Canyon Country, CA 40,328 5.8 mi
91040 Sunland, CA 20,372 4.6 mi
91352 Sun Valley, CA 47,807 5.8 mi
91605 North Hollywood, CA 56,343 7.5 mi
91345 Mission Hills, CA 18,496 5.4 mi
91606 North Hollywood, CA 44,958 8.9 mi
91042 Tujunga, CA 27,585 7.8 mi
91344 Granada Hills, CA 51,747 7.1 mi

More ZIP Codes in Los Angeles County

90650 standard
Norwalk, CA
Pop: 105,549
90011 standard
Los Angeles, CA
Pop: 103,892
91331 standard
Pacoima, CA
Pop: 103,689
90201 standard
Bell Gardens, CA
Pop: 101,279
90280 standard
South Gate, CA
Pop: 94,396
90805 standard
Long Beach, CA
Pop: 93,524

Related Areas

Los Angeles County Sylmar, CA California

Frequently Asked Questions

What county is ZIP code 91342 in? ▼
ZIP code 91342 (Sylmar) is located in Los Angeles County, California. Los Angeles County contains multiple ZIP codes, see the full list at /counties/los-angeles-ca.
What is the population of ZIP code 91342? ▼
ZIP code 91342 in Sylmar, CA has a population of 91,725 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 91342? ▼
The median household income in ZIP 91342 is $98,118, which is 29% above the national average of $76,288.
What is the average home value in ZIP 91342? ▼
The median home value in ZIP 91342 is $695,600, which is 150% above the national average of $278,155.
What is the demographic makeup of ZIP 91342? ▼
The largest racial group in ZIP 91342 is Two or More Ethnicities at 28.6%. Hispanic or Latino residents make up 73.2% of the population.
How many businesses are in ZIP code 91342? ▼
ZIP code 91342 has 1,314 business establishments employing approximately 22,754 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 91342? ▼
The top industries by establishment count in ZIP 91342 are: Construction (290), Retail trade (125), Health care and social assistance (114). There are 17 industry sectors represented in total.
How have home values changed in ZIP code 91342? ▼
According to the FHFA House Price Index, home values in ZIP 91342 increased by 4.9% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 326%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 91342? ▼
In ZIP code 91342, 46.0% of residents aged 25+ have a high school diploma or higher, and 20.8% 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 91342? ▼
The mean commute time for workers in ZIP code 91342 is 31.2 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 91342? ▼
In ZIP code 91342, approximately 67.8% of occupied housing units are owner-occupied and 32.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 91342? ▼
The poverty rate in ZIP code 91342 is 12.0% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.