Arizona

Yuma

203,881
2020 population
1870
first census record
16
census records

About Yuma

Yuma, Arizona, first appears in the United States federal census in 1870, when it recorded a population of 1,621. At the most recent census, in 2020, its population stood at 203,881.

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

On the ground today, 4 documented military engagements have been recorded within the county, among them Spanish Punitive Expedition – Yuma Crossing 1782, Battle of Fort Yuma — Quechan Siege (1851), Yuma War (Quechan Uprising), and 56 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
2020203,881
2010195,751
2000160,026
1990106,895
198090,554
197060,827
196046,235
195028,006
194019,326
193017,816
192014,904
19107,733
19004,145
18902,671
18803,215
18701,621
Source

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

Battles & engagements in Yuma

Military engagements that took place in Yuma, Arizona.

Spanish Punitive Expedition – Yuma Crossing 1782
1782
Battle of Fort Yuma — Quechan Siege (1851)
1850
Yuma War (Quechan Uprising)
1850
Fort Yuma Defense
1862

Historic places in Yuma

National Register of Historic Places listings in Yuma, Arizona.

Brinley Avenue Historic District
Yuma
McPhaul Suspension Bridge
Dome
St. Paul's Episcopal Church
Yuma
Southern Pacific Railroad Passenger Coach Car-S.P. X7
Yuma
Southern Pacific Freight Depot
Yuma
Ocean To Ocean Bridge
Yuma
Antelope Hill Highway Bridge
Tacna
Caruthers House
Yuma
Brown House
Yuma
San Carlos Hotel
Yuma
Masonic Temple
Yuma
US Post Office-Yuma Main
Yuma
Yuma Crossing and Associated Sites
Yuma
Blaisdell Slow Sand Filter Washing Machine
Yuma
Browse all Arizonahistoric sites ›

Other counties in Arizona

Explore census history and historic records for more Arizona counties.

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Everything a full report reveals about Yuma County, Arizona

This page charts the census history of Yuma County, Arizona. 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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Arizonahistory ›NRHP historic sites ›Military engagements ›Notable people from Arizona›

Frequently asked about Yuma

When does Yuma first appear in the US census?
Yuma, Arizona first appears in the federal census in 1870, with a recorded population of 1,621.
What is the population of Yuma?
At the most recent federal census (2020), Yuma had a recorded population of 203,881.
Were any battles fought in Yuma?
4 documented military engagements took place in Yuma, including Spanish Punitive Expedition – Yuma Crossing 1782, Battle of Fort Yuma — Quechan Siege (1851), Yuma War (Quechan Uprising).
How many historic places are in Yuma?
56 sites are listed on the National Register of Historic Places in Yuma, Arizona.
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