ZIP Code 81125 has segments in 3 Counties (Alamosa, Rio Grande, Saguache).
The ZIP Code maps and database are updated 4 times per year.
Database updated: October 1, 2025, Maps updated: May 1, 2024.
POPULATION | |
|---|---|
| Total Population | 3,273 (100%) |
| Population in Households | 3,273 (100.0%) |
| Population in Families | 2,631 (80.4%) |
| Population in Group Quarters1 | 0 |
| Population Density | 6 |
| Diversity Index2 | 81 |
INCOME | |
| Median Household Income | $55,921 |
| Average Household Income | $76,711 |
| % of Income for Mortgage4 | 17% |
| Per Capita Income | $29,695 |
| Wealth Index5 | 55 |
| Socioeconomic Status Index6 | Low (39.7) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 1,490 (100%) |
| Owner Occupied HU | 756 (50.7%) |
| Renter Occupied HU | 511 (34.3%) |
| Vacant Housing Units | 223 (15.0%) |
| Median Home Value | $155,702 |
| Average Home Value | $425,526 |
| Housing Affordability Index3 | 137 |
HOUSEHOLDS | |
| Total Households | 1,267 |
| Average Household Size | 2.58 |
| Family Households | 813 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
|---|---|---|
| Population | 0.98% | 0.50% |
| Households | 0.86% | 0.47% |
| Families | 0.44% | |
| Median Household Income | 1.71% | |
| Per Capita Income | 1.54% | |
| Owner Occupied HU | 0.81% |
The table below compares 81125 to the other 524 ZIP Codes in Colorado by rank and percentile using July 1, 2025 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.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 253 | 52nd |
| Population Density | # 365 | 31st |
| Median Household Income | # 461 | 12th |
| Housing Affordability Index | # 514 | 98th |
| Per Capita Income | # 473 | 10th |
| Diversity Index | # 32 | 94th |
Additional comparisons and rankings can be made with a VERY EASY TO USE Colorado Census Data Comparison Tool.