Western Slope
Silverton, Colorado
San Juan County · Western Slope · town
Silverton is the county seat and only incorporated town in San Juan County — the highest county in the United States, averaging over 11,000 feet — and the whole town is a National Historic Landmark reached in summer by a coal-fired narrow-gauge train from Durango.
Silverton sits in Baker's Park, a high valley in the heart of the San Juan Mountains where Cement Creek and Mineral Creek meet the Animas River, at an elevation of 9,318 feet. Prospector Charles Baker found a little gold here in 1860 and talked up 'Baker's Park' so effectively that hundreds rushed in — only to find far less easy gold than advertised, a brutal climate, and land that was still Ute country. They drained out complaining of the 'San Juan Humbug,' and the Civil War kept others away for years. The area was formally Ute land under an 1868 treaty until the 1873 Brunot Agreement opened the San Juans to mining and settlement. Silverton itself took shape in 1874 — Francis Marion Snowden built the first log cabin that year — and the town won an election that fall to take the county seat away from nearby Howardsville.
What made Silverton was ore and, finally, a railroad. Its central spot at the confluence of several streams made it the natural supply, smelting, and social hub for a ring of high mining camps — Animas Forks, Eureka, Howardsville — but the remote San Juans couldn't really pay until heavy ore could move cheaply. That changed when the Denver & Rio Grande Railway reached town in 1882 and set off a long boom; the population quickly doubled to around 2,000. San Juan County itself, named for the surrounding mountains, had been established in 1876 just before Colorado's statehood. The town filled with the brick-and-false-front commercial buildings and the Grand Imperial Hotel (built 1883) that still line its streets today — a mining-era streetscape complete enough that the whole town was designated a National Historic Landmark in 1961.
The mines wound down through the twentieth century, and Silverton's last major mine and mill closed in the early 1990s. What carried the town through was the train. After World War II, passenger traffic climbed on the narrow-gauge line down to Durango, and by the 1960s the railroad — now the Durango & Silverton Narrow Gauge Railroad — was actively courting tourists, delivering a steady stream of visitors that helped Silverton survive when the ore ran out. Today about 600 people live here year-round, in the only incorporated town of San Juan County, which at an average elevation of roughly 11,240 feet is the highest county in the United States. Most of the surrounding land is national forest, and US 550 — the 'Million Dollar Highway' — threads north over Red Mountain Pass toward Ouray, one of the most spectacular and demanding mountain drives in Colorado.
Silverton today is a small, sturdy mountain town that wears its history on its sleeve — a National Historic Landmark where the whole downtown is the attraction, with Greene Street's brick storefronts, the Grand Imperial Hotel, and the mining museum and old jail run by the county historical society. In summer the coal-fired narrow-gauge train arrives from Durango and the sidewalks fill; the surrounding San Juans open up for jeeping the old mining roads, hiking wildflower basins like Ice Lake, and driving the Million Dollar Highway. In winter it's quieter and deeply committed to snow: Silverton Mountain nearby is a legendarily steep, mostly-guided ski area, and the backcountry is right out the door. It's a place for people who want big alpine scenery, a real sense of the past, and neighbors who know each other by name — remote, genuine, and gorgeous in every season.
Worth knowing
Living this high and this remote asks something of you. At 9,318 feet the winters are long and snowy, US 550 over Red Mountain Pass can close for storms and avalanche control, and services, groceries, and specialty medical care mean a drive down to Durango or Montrose. Give the altitude time, keep a full pantry and good snow tires, and plan around the seasons. None of it is a dealbreaker — it's just the trade for waking up in a National Historic Landmark ringed by some of the most dramatic mountains in the country, with the high San Juans quite literally at the end of your street.
The practical side
Silverton is the only incorporated town in San Juan County and its county seat, so town zoning and the county assessor both touch nearly every property here — and at 9,318 feet, in the highest county in the country, water rights, avalanche and wildfire exposure, and winter road access are practical layers, not abstractions.
- Confirm whether a parcel sits inside Silverton town limits or in unincorporated San Juan County — it changes which zoning, building, and permitting rules apply, since Silverton is the county's only incorporated town.
- Check the San Juan County Assessor for the parcel's valuation, mill levy, and whether any old mining claim, easement, or split mineral estate is attached to the title.
- If you plan to rent short-term, verify the Town of Silverton vacation-rental license and lodging-fee requirements plus the San Juan County lodging tax before you list.
- Ask about water and wastewater service versus a well or septic, and confirm year-round road access and winter maintenance — US 550 over Red Mountain Pass can close for storms and avalanche control.
Local notes
More about Silverton
Cars and driving
Getting to Silverton in winter means watching Red Mountain Pass
US 550 over Red Mountain Pass north of Silverton can close for snow and avalanche control, so winter travel here depends on checking the road first.
Outdoors and wildfire
The Bonita Peak Superfund cleanup near Silverton, explained calmly
Old mines around Silverton drain metals into the upper Animas River, and the area is a federal Superfund site under long-term cleanup.
Cars and driving
The Alpine Loop near Silverton is a backcountry byway, not a casual drive
The Alpine Loop links Silverton to high passes and old mining sites on rough roads that need the right vehicle and are closed by snow much of the year.
Outdoors and wildfire
The Weminuche Wilderness fills much of San Juan County's high country
The Weminuche is Colorado's largest designated wilderness, spreading across San Juan County's peaks with strict no-motor, no-bike rules and a 15-person group limit.
Water and land
Outside Silverton, a well permit decides how much water a property really has
A rural San Juan County property served by a well depends on its state well permit, which sets what the water can legally be used for.
Home and property
San Juan County building work starts with local review
A Silverton or San Juan County home project can need building, planning, hazard, and historic review before a permit is issued.
Outdoors and wildfire
Silverton Mountain: One old chairlift, no easy way down
A single old double chairlift north of Silverton serves nothing but ungroomed expert terrain, where everyone carries an avalanche beacon, shovel, and probe.
Outdoors and wildfire
Winter backcountry near Silverton means checking the CAIC avalanche forecast
The mountains around Silverton sit in the North San Juan avalanche zone, where the state avalanche center posts daily winter forecasts and backcountry travelers carry rescue gear.
Sources and review
Where this information comes from
Colorado Porch gives the short version, then points back to the official source for the rule that matters.
- Data used
- Colorado state and local-rule source set
- Last reviewed
- June 2026
- Colorado Property Tax Entities and Mill Levies map for taxing districts, entities, and mill levies by location.
- Colorado Department of Revenue tax guidance for state sales, use, income, and local tax starting point.
- Colorado county assessor directory for local official offices.
Use this carefully: Colorado local rules vary by municipality, county, special district, and home-rule jurisdiction. Confirm the address, not just the town name.
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