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.

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 · ZIP Code Business Patterns (ZBP) As of 2023

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

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 81154?

52.7

Median Age

47.5%

Male

52.5%

Female

1.3%

Foreign-Born

White 91.9%
African American 0.2%
Asian 0.1%
American Indian or Alaska Native 0.1%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 4.7%
Hispanic or Latino 6.5%

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

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

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?

High School Graduate or Higher 60.4%
Bachelor's Degree or Higher 48.2%

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

Owner 71.0%
Renter 29.0%

$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.

More ZIP Codes in Rio Grande County

Frequently Asked Questions

What county is ZIP code 81154 in?
ZIP code 81154 (South Fork) is located in Rio Grande County, Colorado. Rio Grande County contains multiple ZIP codes, see the full list at /counties/rio-grande-co.
What is the population of ZIP code 81154?
ZIP code 81154 in South Fork, CO has a population of 1,148 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 81154?
The median household income in ZIP 81154 is $77,177, which is 1% above the national average of $76,288.
What is the average home value in ZIP 81154?
The median home value in ZIP 81154 is $511,300, which is 84% above the national average of $278,155.
What is the demographic makeup of ZIP 81154?
The largest racial group in ZIP 81154 is White at 91.9%. Hispanic or Latino residents make up 6.5% of the population.
How many businesses are in ZIP code 81154?
ZIP code 81154 has 79 business establishments employing approximately 286 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 81154?
The top industries by establishment count in ZIP 81154 are: Accommodation and food services (24), Retail trade (13), Construction (10). There are 8 industry sectors represented in total.
What is the education level in ZIP code 81154?
In ZIP code 81154, 60.4% of residents aged 25+ have a high school diploma or higher, and 48.2% 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 81154?
In ZIP code 81154, approximately 71.0% of occupied housing units are owner-occupied and 29.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 81154?
The poverty rate in ZIP code 81154 is 7.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

Official Data Resources for South Fork, CO

Verify and explore additional data for this area using these official government sources.