ZIP Code 81154 has segments in 2 Counties (Mineral, Rio Grande).
Businesses Addresses: 114
PO Box Addresses: 468
Residential Addresses: 774
Multi-Family Addresses: 48
Single Family Addresses: 726
The ZIP Code maps and database are updated 4 times per year. Database updated: March 1, 2026, Maps updated: May 1, 2024.
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South Fork, CO 81154 Data & Demographics
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION
Total Population
1,363 (100%)
Population Density
4 per sq mi
Diversity Index1
15
INCOME
Median Household Income
$77,177
Per Capita Income
$48,441
Median Home Value
$511,300
HOUSING
Total HU (Housing Units)
1,959 (100%)
Owner Occupied HU
500 (25.5%)
Renter Occupied HU
204 (10.4%)
Vacant Housing Units
1,255 (64.1%)
HOUSEHOLDS
Total Households
704
Average Household Size
1.94
Family Households
443 (62.9%)
NOTES
The Diversity Index estimates the likelihood that two persons chosen at random from the same area belong to different race or ethnic groups, based on five groups: Hispanic/Latino, Non-Hispanic White, Non-Hispanic Black, Non-Hispanic Asian, and Non-Hispanic Other/Multiracial. A value of 0 indicates the population belongs entirely to one group. Higher values indicate a more evenly mixed population. Calculated from U.S. Census Bureau ACS 5-year estimates (table B03002).
South Fork, CO 81154 - Peer Comparisons by Rank and Percentile
The table below compares 81154 to the other 33,772 ZIP Codes in the United States by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
