South Fork, CO ZIP code

The ZIP code for South Fork, Colorado is 81154. It is in Rio Grande County.

81154

Population in these ZIPs: 1,363
Avg. median income: $77,200population-weighted
Typical home value: $454,600population-weighted

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South Fork, CO ZIP code list

South Fork, CO ZIP codes
ZIP code	Population	Median income	Typical home value
81154	1,363	$77,177	$454,600

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Cities near South Fork

Del Norte 15 mi
Creede 24 mi
Monte Vista 29 mi
Pagosa Springs 32 mi
Antonito 35 mi
Center 35 mi
La Jara 36 mi
Saguache 37 mi
Chromo 38 mi
Capulin 39 mi
Alamosa 45 mi
Lake City 46 mi

Frequently asked questions

What is the ZIP code for South Fork, CO?

The ZIP code for South Fork, CO is 81154.

What county is South Fork, Colorado in?

South Fork ZIP codes are in Rio Grande County.