Mount Laguna, CA · standard
ZIP Code 91948
San Diego County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 78
- 2/sq mi Low-density area
- $55,066
- Median income Below-median income area
- 19.4%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Mount Laguna pairs one of the lowest household incomes in the country, in a rural, homeowner-dominated area.
- 21st pct
- household income, US ZIPs
- 2
- people per sq mi
- 84%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 91948 against every reporting US ZIP.
ZIP code 91948 is a sparsely populated ZIP (a standard USPS delivery area) in Mount Laguna, San Diego County, California, home to just 78 residents across 52.0 square miles, a density of 2 people per square mile, in the Los Angeles time zone.
With fewer than 100 residents on file, this page keeps the Census figures below and skips the multi-chart expansion used on larger ZIPs. Small-N ACS estimates are already unstable enough without padding the page around them. Median household income is $55,066.
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 91948, Mount Laguna, 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
78
Population
52.0
Area (sq mi)
2
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 91948?
34.0
Median Age
50.5%
Male
49.5%
Female
0.0%
Foreign-Born
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$55,066
Median Household Income
-46% vs state ZIP avg
$37,509
Per Capita Income
19.4%
Poverty Rate
38.3%
Unemployment Rate
How ZIP 91948 ranks among California ZIPs
Mount Laguna, CA household income vs. every California ZIP code
Median household income among 1,583 reporting California ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$55,066 11th percentile higher than 11% of 1,583 California ZIPs
Each bar is a $20K-wide band; taller bars hold more California 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 does housing look like?
Housing stock: occupied vs vacant
95housing units
95
Total Housing Units
55
Occupied Units
40
Vacant Units
1.69
Avg Household Size
Occupancy Type
1984
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 8 business establishments in ZIP 91948, employing approximately 28 people with a combined annual payroll of $612,000.
8
Businesses
28
Employees
$612K
Annual Payroll
1
Industry Sectors
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 91948 vs 91962 →
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 91948, both outside CA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
Related Areas
Frequently Asked Questions
What county is ZIP code 91948 in?
ZIP code 91948 (Mount Laguna) is located in San Diego County, California. San Diego County contains multiple ZIP codes, see the full list at /counties/san-diego-ca.
What is the population of ZIP code 91948?
ZIP code 91948 in Mount Laguna, CA has a population of 78 according to the Census Bureau ACS 2023 estimates.
Take this with you
What to do with ZIP 91948's numbers, next.
- See how ZIP 91948 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Mount Laguna, CA 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.