San Miguel, CA · standard
ZIP Code 93451
San Luis Obispo County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 3,779
- 3/sq mi
- $98,188
- Median income
- $652,900
- Median home value
- 23.2%
- Bachelor's or higher
National ZIP placement
San Miguel pairs an upper-quartile household income with top-decile home values, in a rural, homeowner-dominated area.
- Top 20%
- household income, US ZIPs
- Top 7%
- home value, US ZIPs
- 3
- people per sq mi
- 63%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 93451 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 93451 (San Miguel, CA) rose +2.1% from 2023 to 2024. The all-transactions index moved from 436.2 in 2023 to 445.6 in 2024 (2000 = 100).
ZIP code 93451 covers 1303.1 square miles in San Miguel, San Luis Obispo County, California (a standard USPS delivery area), with a modest 3,779 residents on file, a density of 3 people per square mile, in the Los Angeles time zone.
ZIP 93451 lands in the middle-income range, with a median household income of $98,188 (3% below the average California ZIP), while per-capita income is $38,692. The poverty rate is 19.6%, with unemployment at 5.5%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $652,900 (16% below the average California ZIP), and median rent is $1,978; owner occupancy is 62.5%.
Educational attainment sits below the national norm: 23.2% of adults hold a bachelor's degree or higher, the median age is 36.9, 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 93451.
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 93451
Top 5 sectors by establishment count in San Miguel, CA
Which industries have the most business establishments in ZIP 93451.
- Manufacturing
Manufacturing
9 establishments
- Construction
Construction
8 establishments
- Retail trade
Retail trade
6 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
5 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
5 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 93451, San Miguel, 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
3,779
Population
1303.1
Area (sq mi)
3
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 93451?
36.9
Median Age
53.3%
Male
46.7%
Female
25.4%
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?
$98,188
Median Household Income
-3% vs state ZIP avg
$38,692
Per Capita Income
19.6%
Poverty Rate
5.5%
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
1,771housing units
1,771
Total Housing Units
1,663
Occupied Units
108
Vacant Units
3.13
Avg Household Size
Occupancy Type
$652,900
Median Home Value
-16% vs state ZIP avg
$1,978
Median Rent
1996
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
+2.1%
YoY Change (2024)
446
HPI Index (2000 = 100)
+346%
Total Change Since 2000
Home values in ZIP 93451 have increased 2.1% over the past year (2024). Since 2000, this ZIP has seen +346% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +4.2% | 292 |
| 2021 | +10.3% | 322 |
| 2022 | +14.4% | 369 |
| 2023 | +18.2% | 436 |
| 2024 | +2.1% | 446 |
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 56 business establishments in ZIP 93451, employing approximately 331 people with a combined annual payroll of $20,286,000.
56
Businesses
331
Employees
$20.3M
Annual Payroll
8
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Manufacturing | 9 | 16.1% |
| Construction | 8 | 14.3% |
| Retail trade | 6 | 10.7% |
| Real estate and rental and leasing | 5 | 8.9% |
| Professional, scientific, and technical services | 5 | 8.9% |
| Administrative and support and waste management and remediation services | 5 | 8.9% |
| Health care and social assistance | 5 | 8.9% |
| Accommodation and food services | 5 | 8.9% |
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 93451, 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 (3,779 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.