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
The verdict
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 classified by USPS as a standard delivery area and covers roughly 675.3 square miles in South Fork, Rio Grande County, Colorado. The area is home to 1,148 residents, producing a population density of 2 people per square mile, and falls within the Denver time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 81154 against Colorado and the nation.
On the economic side, the median household income for ZIP 81154 sits at $77,177 (13% below the Colorado average), while per-capita income is $48,441. The poverty rate stands at 7.1% and the unemployment rate at 1.7%. On housing, the median home value is $511,300 (6% above the state average) with median rent at $935 per month, and 71.0% of occupied units are owner-occupied, a direct signal of whether 81154 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 48.2% of adults hold a bachelor's degree or higher, the median age is 52.7, and the average commute is —. Use the benchmarks above to see where 81154 sits relative to Colorado and the national baseline rather than viewing the numbers in isolation. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 81154
Top 5 sectors by establishment count
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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, 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; HUD FMR + 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
$48,441
Per Capita Income
7.1%
Poverty Rate
1.7%
Unemployment Rate
How ZIP 81154 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$77,177 Top 42% higher than 58% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US 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?
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
$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.
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Frequently Asked Questions
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ZIP Code Research Guides
Official Data Resources for South Fork, CO
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.