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Sanford town, CO

ZIP Code 81151 — Sanford town, CO Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Working ClassLow Snow AreaRemote Work Hub

Map, Quick Facts & Location

Quick Facts

Local time
Population
1,445
Median Income
$39,542
-47% vs US avg
Home Value
$156,900
-55% vs US avg
Median Rent
$534
-54% vs US avg
Median Age
45.2 yrs
+16% vs US avg
Area Code
Congress
Top Ancestry
EnglishGermanIrish
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Location
Coordinates
37.2786, -105.8081
Elevation
7,695 ft
Land Area
224.2 sq mi
Water Area
0.2 sq mi (0% water)

At a glance

Population
1,445
Density
N/A
Median income
$39,542
-47% vs US avg
Home value
$156,900
-55% vs US avg
Median rent
$534
-54% vs US avg
Timezone

Overview of ZIP Code 81151

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What to know about ZIP 81151

ZIP code 81151 covers Sanford, CO in Costilla County with a population of about 1,445.

At a glance, the area shows median age of 45.2 versus a U.S. median of about 38.9.

It sits in telephone area code 719; U.S. House district CO-3; the DENVER media market.

Income and economy in Sanford, CO

Median household income in ZIP 81151 is about $39,542 — about 47% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 11.0%; unemployment rate near 2.9%; 29.0% of adults with a bachelor’s degree or higher (about 4.7 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Education, and Retail trade; about 22.9% of workers reporting work-from-home (about 7.7 points above the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 81151

Median home value is about $156,900 — about 55% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $534 (about 54% below the U.S. median rent ($1,163)), and owner-occupancy near 73.0% (about 7.6 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 81151 in Sanford, CO, a household would need roughly $43,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $1,008. That is roughly in line with the local median household income ($39,542). Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Sanford town, CO as Very Low (composite score 6.6), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (73.1) and flood (17.2). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Sanford town, CO show little to no average snow and around 7.8 inches of annual precipitation.

IRS migration statistics show a net inflow of about 66 for ZIP 81151 (Sanford town, CO) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport ALS (11.3 miles (18.1 km)) · Adams State University (14.0 miles (22.6 km)) · Great Sand Dunes National Park & Preserve (37.4 miles (60.2 km)) · VA: Alamosa /San Luis Valley Clinic/Sierra Blanca Clinic (15.0 miles (24.2 km))

Full lists and map pins are in the Infrastructure section below.