Colorado

Dolores

2,326
2020 population
1890
first census record
14
census records

About Dolores

Dolores, Colorado, first appears in the United States federal census in 1890, when it recorded a population of 1,498. At the most recent census, in 2020, its population stood at 2,326.

The county's recorded population has risen across the decades to its highest level in 2020.

On the ground today, one documented military engagement has been recorded within the county, among them Dolores River Valley Conflict Sites, and 5 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
20202,326
20102,064
20001,844
19901,504
19801,658
19701,641
19602,196
19501,966
19401,958
19301,412
19201,243
1910642
19001,134
18901,498
Source

Population data from the United States decennial census, U.S. Census Bureau (public domain).

Battles & engagements in Dolores

Military engagements that took place in Dolores, Colorado.

Dolores River Valley Conflict Sites
1150

Historic places in Dolores

National Register of Historic Places listings in Dolores, Colorado.

Rico City Hall
Rico
Dey Building
Rico
Beaver Creek Massacre Site
Dolores
Ansel Hall Ruin
Cahone
Kauffman, William, House
Rico

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Everything a full report reveals about Dolores County, Colorado

This page charts the census history of Dolores County, Colorado. A full Aubrey report for an address here pulls together everything the historical record holds about the ground, from the earliest settlement to the twentieth century:

Overview
An interactive map of the location with historic sites, battles and Native heritage plotted, and its full story era by era.
The Land
The historic sites and place names around the location, and how this land was settled and used.
Geology
The bedrock beneath the site, its age and rock type, reaching back millions of years.
LiDAR Terrain
Laser-scanned terrain that reveals earthworks and old features hidden in the landscape.
Conflict & War
The battles, raids and skirmishes fought near here, across every era of American conflict.
The Civil War
The Civil War on this ground, 1861 to 1865: who held it, and the battles, camps and regiments nearby.
The Soldiers
The men who marched from here in the Civil War, named and traced where the record allows.
Native Heritage
The Native nations who held this land, mapped across time from before European contact to today.
Settlement
Who claimed and held this ground, from Indigenous homelands through the colonial powers to the United States.
The Community
How the town grew, who came, and what kind of place it became, traced through the census record.
Rivers & Rail
The rivers, canals and railroads that connected this place between 1830 and 1911.
Notable People
The people born, buried or genuinely tied to this exact place, with their stories.
Historical Maps
Historic maps of the location layered over how it looks today.
Finds & Access
Museum objects tied to the area, and the laws on searching, collecting and access here.
Literature
The old books, county histories and archives that mention this place, quoted with their sources.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Points of Interest
The most significant historic sites and landmarks near the location, and why they matter.
Timeline
The whole story of the location told era by era, from first peoples to the present day.
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Frequently asked about Dolores

When does Dolores first appear in the US census?
Dolores, Colorado first appears in the federal census in 1890, with a recorded population of 1,498.
What is the population of Dolores?
At the most recent federal census (2020), Dolores had a recorded population of 2,326.
Were any battles fought in Dolores?
1 documented military engagement took place in Dolores, including Dolores River Valley Conflict Sites.
How many historic places are in Dolores?
5 sites are listed on the National Register of Historic Places in Dolores, Colorado.
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