US ZIP Code
91384

Castaic, CA

Los Angeles County  ·  California

● Active
👥 27,278 Population ↓ 7% since 2019
💰 $129,603 Median HH Income
▲ 70% above avg ↑ 16% since 2019
🎂 35.1 Median Age
🏠 $693,600 Median Home Value
▲ 149% above avg ↑ 31% since 2019
🎓 45.0% College Grads
▲ 16% above avg
📊 5.8% Unemployment
▲ 19% above avg ↓ 3% since 2019
ZIP Code Details
ZIP Code91384
CityCastaic
StateCalifornia (CA)
CountyLos Angeles County
Area Code661/805/820
Elevation1,632 ft
Latitude34.520101
Longitude-118.668276
TimezoneLos Angeles (DST)
FIPS06037
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 58.6% (15,974) Female 41.4% (11,304) ♀

Race & Ethnicity

White: 37.1%Hispanic: 42.8%Black: 4.9%Asian: 8.7%Other: 4.9%Race
White37.1%
Hispanic42.8%
Black4.9%
Asian8.7%
Other4.9%

Age Breakdown

Under 5
5%
5–17
17%
18–24
10%
25–44
32%
45–64
26%
65+
5%

Key Indicators

Median Age35.1 yrs
Avg Household Size3.24
Below Poverty3.8% ▼ 62% below avg
College Grads45.0% ▲ 16% above avg
Unemployment5.8% ▲ 19% above avg
No HS Diploma302 (1.8%)
HS Graduate3,839 (23.4%)
Some College2,188 (13.3%)
Associates2,686 (16.4%)
Bachelors1,678 (10.2%)
Graduate Degree5,700 (34.8%)

Education

No HS: 1.8%HS Grad: 23.4%Some College: 13.3%Associates: 16.4%Bachelors: 10.2%Graduate: 34.8%Edu
No HS1.8%
HS Grad23.4%
Some College13.3%
Associates16.4%
Bachelors10.2%
Graduate34.8%
Housing & Income

Housing Tenure

Owner: 84.3%Renter: 15.7%Tenure
Owner84.3%
Renter15.7%

Home Value Distribution

Under $50k
1%
$50k–100k
1%
$100k–150k
2%
$150k–200k
1%
$200k–300k
2%
$300k–500k
10%
Over $500k
83%

Financials

Median HH Income$129,603 ▲ 70% above avg ↑ 16% since 2019
Median Home Value$693,600 ▲ 149% above avg ↑ 31% since 2019
Home/Income Ratio5.4x (nat avg ~3.5x)
Median Rent$1,730/mo
Total Units7,254
Vacant Units118
Avg HH Size3.24

Income Distribution

Under $25k
8%
$25k–50k
5%
$50k–75k
12%
$75k–100k
10%
$100k–150k
24%
$150k–200k
15%
Over $200k
27%
Employment & Commute

How People Get to Work

Drove Alone
86%
Public Transit
1%
Walked
0%
Work From Home
13%

Commute Time

Under 15 min
25%
15–30 min
24%
30–45 min
20%
Over 45 min
32%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
2%
1960s–1970s
21%
1980s–1990s
26%
2000+
51%

Summary

Total Units7,254
Vacant118
Owner Occupied84.3%
Renter Occupied15.7%
Avg HH Size3.24
Frequently Asked Questions
ZIP code 91384 is in Castaic, CA, in Los Angeles County.
ZIP code 91384 is located in California (CA).
ZIP code 91384 is in Los Angeles County, CA.
ZIP 91384 observes the Los Angeles timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 91384 is 27,278 people (ACS 2023).
The median household income in ZIP code 91384 is $129,603 (ACS 2023).
The median home value in ZIP 91384 is $693,600 (ACS 2023).
About ZIP Code 91384

ZIP code 91384 is located in Castaic, California, within Los Angeles County. With a population of 27,278, this is a moderately populated ZIP code with a relatively young community — the median age is 35.1 years. Economically, 91384 is a upper-middle-income ZIP code: the median household income of $129,603 is significantly above the national average.

Real estate in ZIP code 91384 represents a premium housing market. The median home value of $693,600 is more than double the national average. Renters can expect to pay around $1,730 per month in median rent. Homeownership is strong here — 84.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 31% since 2019.

The population of 91384 is racially diverse, with Hispanic as the largest group at 42.8%. Residents are well-educated — 45.0% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 3.8%. Household income has grown by 16% since 2019.

The unemployment rate in 91384 stands at 5.8%, which is above the national average. About 12% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 76%.

Overall, ZIP code 91384 in Castaic, CA is characterized as upper-middle-income, well-educated, a relatively young community, and predominantly owner-occupied. With 27,278 residents, a median household income of $129,603, and a median home value of $693,600, it offers a clear picture of life in this part of California.