South Fork, CO · standard
ZIP Code 81154
Rio Grande County, Colorado - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,148
- 2/sq mi
- $77,177
- Median income
- $511,300
- Median home value
- 48.2%
- Bachelor's or higher
National ZIP placement
South Fork pairs an above-median household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 42%
- household income, US ZIPs
- Top 12%
- home value, US ZIPs
- 2
- people per sq mi
- 71%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 81154 against every reporting US ZIP.
ZIP code 81154 is a sparsely populated ZIP (a standard USPS delivery area) in South Fork, Rio Grande County, Colorado, home to just 1,148 residents across 675.3 square miles, a density of 2 people per square mile, in the Denver time zone.
ZIP 81154 lands in the middle-income range, with a median household income of $77,177 (13% below the average Colorado ZIP), while per-capita income is $48,441. Both reported hardship measures are comparatively low in absolute terms: poverty is 7.1% and unemployment is 1.7%. Median home value is $511,300 (6% above the average Colorado ZIP) and median rent is $935; 71.0% of occupied homes are owner-occupied.
A solid share of residents have a four-year degree: 48.2% of adults hold a bachelor's degree or higher, the median age is 52.7, 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 81154.
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 81154
Top 5 sectors by establishment count in South Fork, CO
Which industries have the most business establishments in ZIP 81154.
- Accommodation and food services
Accommodation and food services
24 establishments
- Retail trade
Retail trade
13 establishments
- Construction
Construction
10 establishments
- Real estate and rental and leasing 8
Real estate and rental and leasing
8 establishments
- Administrative and support and waste management and remediation services 6
Administrative and support and waste management and remediation services
6 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 81154, South Fork, 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
1,148
Population
675.3
Area (sq mi)
2
People / sq mi
Denver
Time Zone
standard
ZIP Type
Who lives in ZIP 81154?
52.7
Median Age
47.5%
Male
52.5%
Female
1.3%
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?
$77,177
Median Household Income
-13% vs state ZIP avg
$48,441
Per Capita Income
7.1%
Poverty Rate
1.7%
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
1,959housing units
1,959
Total Housing Units
704
Occupied Units
1,255
Vacant Units
1.94
Avg Household Size
Occupancy Type
$511,300
Median Home Value
+6% vs state ZIP avg
$935
Median Rent
1990
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 79 business establishments in ZIP 81154, employing approximately 286 people with a combined annual payroll of $11,685,000.
79
Businesses
286
Employees
$11.7M
Annual Payroll
8
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Accommodation and food services | 24 | 30.4% |
| Retail trade | 13 | 16.5% |
| Construction | 10 | 12.7% |
| Real estate and rental and leasing | 8 | 10.1% |
| Administrative and support and waste management and remediation services | 6 | 7.6% |
| Professional, scientific, and technical services | 4 | 5.1% |
| Other services (except public administration) | 4 | 5.1% |
| Finance and insurance | 3 | 3.8% |
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 81154, both outside CO so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,148 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.