Texas

Williamson

609,017
2020 population
1850
first census record
18
census records

About Williamson

Williamson, Texas, first appears in the United States federal census in 1850, when it recorded a population of 1,568. At the most recent census, in 2020, its population stood at 609,017.

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

On the ground today, 6 documented military engagements have been recorded within the county, among them Spanish-Apache Battle near San Xavier 1749, Battle of Brushy Creek (1839), Rangers – San Gabriel River Skirmish, and 75 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
2020609,017
2010422,679
2000249,967
1990139,551
198076,521
197037,305
196035,044
195038,853
194041,698
193044,146
192042,934
191042,228
190038,072
189025,909
188015,155
18706,368
18604,529
18501,568
Source

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

Battles & engagements in Williamson

Military engagements that took place in Williamson, Texas.

Spanish-Apache Battle near San Xavier 1749
1749
Battle of Brushy Creek (1839)
1839
Rangers – San Gabriel River Skirmish
1843
Shootout at Round Rock, Texas (Sam Bass)
1878
Battle of Round Rock — Sam Bass Ambush
1878
Battle of Round Rock
1878

Historic places in Williamson

National Register of Historic Places listings in Williamson, Texas.

Belford Historic District
Georgetown
Southwestern University Administration Building and Mood Hall
Georgetown
Browse all Texashistoric sites ›

Other counties in Texas

Explore census history and historic records for more Texas counties.

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Everything a full report reveals about Williamson County, Texas

This page charts the census history of Williamson County, Texas. 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 Williamson

When does Williamson first appear in the US census?
Williamson, Texas first appears in the federal census in 1850, with a recorded population of 1,568.
What is the population of Williamson?
At the most recent federal census (2020), Williamson had a recorded population of 609,017.
Were any battles fought in Williamson?
6 documented military engagements took place in Williamson, including Spanish-Apache Battle near San Xavier 1749, Battle of Brushy Creek (1839), Rangers – San Gabriel River Skirmish.
How many historic places are in Williamson?
75 sites are listed on the National Register of Historic Places in Williamson, Texas.
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