Santa Margarita, CA · standard
ZIP Code 93453
San Luis Obispo County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 2,899
- 2/sq mi
- $78,288
- Median income
- $710,000
- Median home value
- 36.0%
- Bachelor's or higher
National ZIP placement
Santa Margarita pairs an above-median household income with top-decile home values, in a rural, homeowner-dominated area.
- Top 40%
- household income, US ZIPs
- Top 6%
- home value, US ZIPs
- 2
- people per sq mi
- 61%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 93453 against every reporting US ZIP.
ZIP code 93453 covers 1610.6 square miles in Santa Margarita, San Luis Obispo County, California (a standard USPS delivery area), with a modest 2,899 residents on file, a density of 2 people per square mile, in the Los Angeles time zone.
ZIP 93453 lands in the middle-income range, with a median household income of $78,288 (23% below the average California ZIP), while per-capita income is $67,034. Both reported hardship measures are comparatively low in absolute terms: poverty is 5.5% and unemployment is 0.8%. Median home value is $710,000 (8% below the average California ZIP); 60.8% of occupied homes are owner-occupied.
A solid share of residents have a four-year degree: 36.0% of adults hold a bachelor's degree or higher, the median age is 54.5, and the average commute is -. No nearby ZIP peer set is available for this delivery area, so the California and national benchmarks above are the appropriate context for 93453.
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 93453
Top 5 sectors by establishment count in Santa Margarita, CA
Which industries have the most business establishments in ZIP 93453.
- Construction
Construction
12 establishments
- Retail trade
Retail trade
9 establishments
- Accommodation and food services
Accommodation and food services
7 establishments
- Transportation and warehousing 4
Transportation and warehousing
4 establishments
- Real estate and rental and leasing 3
Real estate and rental and leasing
3 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, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 93453, Santa Margarita, 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
2,899
Population
1610.6
Area (sq mi)
2
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 93453?
54.5
Median Age
41.7%
Male
58.3%
Female
3.2%
Foreign-Born
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?
$78,288
Median Household Income
-23% vs state ZIP avg
$67,034
Per Capita Income
5.5%
Poverty Rate
0.8%
Unemployment Rate
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
1,309housing units
1,309
Total Housing Units
1,189
Occupied Units
120
Vacant Units
1.96
Avg Household Size
Occupancy Type
$710,000
Median Home Value
-8% vs state ZIP avg
1984
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
+15.3%
YoY Change (2024)
379
HPI Index (2000 = 100)
+279%
Total Change Since 2000
Home values in ZIP 93453 have increased 15.3% over the past year (2024). Since 2000, this ZIP has seen +279% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2019 | +3.5% | 243 |
| 2020 | +1.7% | 247 |
| 2021 | +12.1% | 277 |
| 2022 | +15.3% | 319 |
| 2024 | – | 379 |
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 55 business establishments in ZIP 93453, employing approximately 291 people with a combined annual payroll of $18,856,000.
55
Businesses
291
Employees
$18.9M
Annual Payroll
6
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 12 | 21.8% |
| Retail trade | 9 | 16.4% |
| Accommodation and food services | 7 | 12.7% |
| Transportation and warehousing | 4 | 7.3% |
| Real estate and rental and leasing | 3 | 5.5% |
| Other services (except public administration) | 3 | 5.5% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 93453, both outside CA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (2,899 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.