Blanca, CO · standard
ZIP Code 81123
Costilla County, Colorado - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 805
- 1/sq mi Low-density area
- $36,487
- Median income Below-median income area
- $152,400
- Median home value Below-median home value
- 18.8%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Blanca pairs one of the lowest household incomes in the country with below-median home values, in a rural, homeowner-dominated area.
- 4th pct
- household income, US ZIPs
- 26th pct
- home value, US ZIPs
- 1
- people per sq mi
- 82%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 81123 against every reporting US ZIP.
ZIP code 81123 is a sparsely populated ZIP (a standard USPS delivery area) in Blanca, Costilla County, Colorado, home to just 805 residents across 670.8 square miles, a density of 1 people per square mile, in the Denver time zone.
ZIP 81123 sits on the lower end of the income spectrum: median household income is $36,487 (59% below the average Colorado ZIP), while per-capita income is $23,721. The poverty rate is 23.6%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $152,400 (69% below the average Colorado ZIP), and median rent is $1,106; owner occupancy is 81.7%.
Educational attainment sits below the national norm: 18.8% of adults hold a bachelor's degree or higher, the median age is 46.3, and the average commute is -. No nearby ZIP peer set is available for this delivery area, so the Colorado and national benchmarks above are the appropriate context for 81123.
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 81123, Blanca, CO · 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
805
Population
670.8
Area (sq mi)
1
People / sq mi
Denver
Time Zone
standard
ZIP Type
Who lives in ZIP 81123?
46.3
Median Age
55.8%
Male
44.2%
Female
14.9%
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?
$36,487
Median Household Income
-59% vs state ZIP avg
$23,721
Per Capita Income
23.6%
Poverty Rate
3.7%
Unemployment Rate
How ZIP 81123 ranks among Colorado ZIPs
Blanca, CO household income vs. every Colorado ZIP code
Median household income among 469 reporting Colorado ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$36,487 2nd percentile higher than 2% of 469 Colorado ZIPs
Each bar is a $20K-wide band; taller bars hold more Colorado 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
396housing units
396
Total Housing Units
323
Occupied Units
73
Vacant Units
1.88
Avg Household Size
Occupancy Type
$152,400
Median Home Value
-69% vs state ZIP avg
$1,106
Median Rent
1987
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 12 business establishments in ZIP 81123, employing approximately 177 people with a combined annual payroll of $8,444,000.
12
Businesses
177
Employees
$8.4M
Annual Payroll
2
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 3 | 25.0% |
| Other services (except public administration) | 3 | 25.0% |
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 81123, both outside CO 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.
More ZIP Codes in Costilla County
Related Areas
Frequently Asked Questions
What county is ZIP code 81123 in?
ZIP code 81123 (Blanca) is located in Costilla County, Colorado. Costilla County contains multiple ZIP codes, see the full list at /counties/costilla-co.
What is the population of ZIP code 81123?
ZIP code 81123 in Blanca, CO has a population of 805 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 81123?
The median household income in ZIP 81123 is $36,487, which is 52% below the national average of $76,288.
What is the average home value in ZIP 81123?
The median home value in ZIP 81123 is $152,400, which is 45% below the national average of $278,155.
What is the demographic makeup of ZIP 81123?
The largest racial group in ZIP 81123 is White at 50.2%. Hispanic or Latino residents make up 40.3% of the population.
How many businesses are in ZIP code 81123?
ZIP code 81123 has 12 business establishments employing approximately 177 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 81123?
In ZIP code 81123, 61.1% of residents aged 25+ have a high school diploma or higher, and 18.8% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 81123?
In ZIP code 81123, approximately 81.7% of occupied housing units are owner-occupied and 18.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 81123?
The poverty rate in ZIP code 81123 is 23.6% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 81123's numbers, next.
- See how ZIP 81123 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Blanca, CO ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.