New York

Monroe

759,443
2020 population
1830
first census record
20
census records

About Monroe

Monroe, New York, first appears in the United States federal census in 1830, when it recorded a population of 49,855. At the most recent census, in 2020, its population stood at 759,443.

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 Iroquois Wars — Wenro Nation, and 234 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
2020759,443
2010744,344
2000735,343
1990713,968
1980702,238
1970711,917
1960586,387
1950487,632
1940438,230
1930423,881
1920352,034
1910283,212
1900217,854
1890189,586
1880144,903
1870117,868
1860100,648
185087,650
184064,902
183049,855
Source

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

Battles & engagements in Monroe

Military engagements that took place in Monroe, New York.

Iroquois Wars — Wenro Nation
1638

Historic places in Monroe

National Register of Historic Places listings in Monroe, New York.

Linden-South Historic District
Rochester
DeLand, Henry, House
Fairport
Michaels-Stern Building
Rochester
Windom Hall
Scottsville
Park Avenue and State Street Historic District
Brockport
Greece Memorial Hall
Rochester
Pittsford Village Historic District
Pittsford
Lomb, Adolph, House
Pittsford
Anthony, Susan B., House
Rochester
Brown's Race Historic District
Rochester
Warner, H. H., Building
Rochester
South Wedge Historic District
Rochester
Rundel Memorial Library
Rochester
Sibley, Hiram, Homestead
Sibleyville
Federal Building
Rochester
First Presbyterian Church
Brockport
Saint Andrew's Episcopal Church
Rochester
Campbell-Whittlesey House
Rochester
Central Trust Bank Building
Rochester
Chamber of Commerce
Rochester
Dewey, Chester, School No. 14
Rochester
Eastman Dental Dispensary
Rochester
Clarkson Corners Historic District
Clarkson Corners
Ely, Hervey, House
Rochester
Browse all New Yorkhistoric sites ›

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Everything a full report reveals about Monroe County, New York

This page charts the census history of Monroe County, New York. 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 Monroe

When does Monroe first appear in the US census?
Monroe, New York first appears in the federal census in 1830, with a recorded population of 49,855.
What is the population of Monroe?
At the most recent federal census (2020), Monroe had a recorded population of 759,443.
Were any battles fought in Monroe?
1 documented military engagement took place in Monroe, including Iroquois Wars — Wenro Nation.
How many historic places are in Monroe?
234 sites are listed on the National Register of Historic Places in Monroe, New York.
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