Wyoming

Platte

8,605
2020 population
1920
first census record
11
census records

About Platte

Platte, Wyoming, first appears in the United States federal census in 1920, when it recorded a population of 7,421. At the most recent census, in 2020, its population stood at 8,605.

Its recorded population peaked at 11,975 in 1980, and has since declined by roughly 28 percent.

On the ground today, one documented military engagement has been recorded within the county, among them Tom Horn Ambush of Willie Nickell, Wyoming, and 15 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
20208,605
20108,667
20008,807
19908,145
198011,975
19706,486
19607,195
19507,925
19408,013
19309,695
19207,421
Source

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

Battles & engagements in Platte

Military engagements that took place in Platte, Wyoming.

Tom Horn Ambush of Willie Nickell, Wyoming
1901

Historic places in Platte

National Register of Historic Places listings in Platte, Wyoming.

Register Cliff
Guernsey
Oregon Trail Ruts
Guernsey
Lake Guernsey State Park
Guernsey
Grant, Robert, Ranch
Wheatland
Diamond Ranch
Chugwater
EWZ Bridge over East Channel of Laramie River
Wheatland
Swan Land and Cattle Company Headquarters
Chugwater
Guernsey Lake Park
Guernsey
Sunrise Mine Historic District
Hartville
Browse all Wyominghistoric sites ›

Other counties in Wyoming

Explore census history and historic records for more Wyoming counties.

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Everything a full report reveals about Platte County, Wyoming

This page charts the census history of Platte County, Wyoming. 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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Wyominghistory ›NRHP historic sites ›Notable people from Wyoming›

Frequently asked about Platte

When does Platte first appear in the US census?
Platte, Wyoming first appears in the federal census in 1920, with a recorded population of 7,421.
What is the population of Platte?
At the most recent federal census (2020), Platte had a recorded population of 8,605.
When did Platte's population peak?
Platte's recorded population peaked at 11,975 in 1980.
Were any battles fought in Platte?
1 documented military engagement took place in Platte, including Tom Horn Ambush of Willie Nickell, Wyoming.
How many historic places are in Platte?
15 sites are listed on the National Register of Historic Places in Platte, Wyoming.
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