ZIP code · Silverton · Colorado · United States
ZIP code 81433 — Silverton
ZIP code 81433 serves Silverton, Colorado.
- Postal code
- 81433Single source Value from one source, not cross-checked.
- City
- Silverton
- County
- San Juan FIPS 08111
- State
- Colorado
- Country
- United States
- Coordinates
- 37.8090, -107.6667 — precision precise (locality)
View on OpenStreetMap - Population
- 626 (ZCTA, ACS 5-year)
- Population density
- 3 / sq mi
- Land area
- 223.7 sq mi (579.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $72,639
- Per-capita income
- $42,281
- Median age
- 41.2
- Households
- 333
- Housing units
- 546
- Median home value
- $402,900
- Median gross rent
- $1,076 / month
- Congressional district
- CO-3 (119th Congress)
- USDA hardiness zone
- 5a (-20 to -15 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Denver (UTC−7 / UTC−6 DST)
- Area code
- 970Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 81433 with another ZIP · ZIPs within 25 miles · distance from 81433
Map of ZIP code 81433
Climate — monthly normals
Warmest month Jul (avg high 75°F), coldest Jan (avg low -6°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 34 | 36 | 43 | 48 | 58 | 70 | 75 | 72 | 66 | 55 | 43 | 34 |
| Avg low °F | -6 | -3 | 6 | 17 | 25 | 31 | 38 | 37 | 30 | 20 | 7 | -5 |
| Precip in | 2.0 | 2.1 | 2.0 | 1.7 | 1.7 | 0.9 | 2.4 | 2.8 | 2.8 | 2.1 | 1.7 | 1.6 |
NOAA 1991–2020 climate normals from the nearest station: SILVERTON (0.2 mi) · NOAA NCEI
Places in ZIP 81433
- 1 supermarkets
- 5 restaurants & cafés
- 2 parks
- 1 playgrounds
- 2 gyms & sports centres
- 1 libraries
- 1 post offices
- 2 places of worship
- 1 banks
- 1 gas stations
- 1 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page