Maine

Piscataquis

16,800
2020 population
1840
first census record
19
census records

About Piscataquis

Piscataquis, Maine, first appears in the United States federal census in 1840, when it recorded a population of 13,138. At the most recent census, in 2020, its population stood at 16,800.

Its recorded population peaked at 20,554 in 1920, and has since declined by roughly 18 percent.

On the ground today, one documented military engagement has been recorded within the county, among them Bloody Hill Conflict – Penobscot River, and 59 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202016,800
201017,535
200017,235
199018,653
198017,634
197016,285
196017,379
195018,617
194018,467
193018,231
192020,554
191019,887
190016,949
189016,134
188014,872
187014,403
186015,032
185014,735
184013,138
Source

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

Battles & engagements in Piscataquis

Military engagements that took place in Piscataquis, Maine.

Bloody Hill Conflict – Penobscot River
1350

Historic places in Piscataquis

National Register of Historic Places listings in Piscataquis, Maine.

Observer Building
Dover-Foxcroft
Archeological Site No. 143-53
Chesuncook
Archeological Site No. 143-57
Chesuncook
Tramway Historic District
Greenville
Katahdin Ironworks
Brownville Junction
Burgess House
Sebec
Archeological Site No. 121-71
Amgajejus Camps
Archeological Site No. 142-13
Ripogenus
Archeological Site No. 133.7
Chesuncook
Guilford Memorial Library
Guilford
Archeological Site No. 133.8
Chesuncook
Brockway Site (ME 90.3)
Milo
Sebec-Piscataquis River Confluence Prehistoric Archeological District
Milo
Chandler-Parsons Blacksmith Shop
Dover-Foxcroft
Kineo Cottage Row Historic District
Kineo Township
Archeological Site No. 142-12
Ripogenus
Archeological Site No. 143-23
Chesuncook
Archeological Site No. 143-52
Chesuncook
Milo Public Library
Milo
Sangerville Town Hall
Sangerville
Monson Engine House (Former)
Monson
Archeological Site No. 122-4a
Millinocket
Archeological Site No. 121-52a
Ambajejus Camps
Archeological Site No. 143-79
Chesuncook
Browse all Mainehistoric sites ›

Other counties in Maine

Explore census history and historic records for more Maine counties.

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Everything a full report reveals about Piscataquis County, Maine

This page charts the census history of Piscataquis County, Maine. 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 Piscataquis

When does Piscataquis first appear in the US census?
Piscataquis, Maine first appears in the federal census in 1840, with a recorded population of 13,138.
What is the population of Piscataquis?
At the most recent federal census (2020), Piscataquis had a recorded population of 16,800.
When did Piscataquis's population peak?
Piscataquis's recorded population peaked at 20,554 in 1920.
Were any battles fought in Piscataquis?
1 documented military engagement took place in Piscataquis, including Bloody Hill Conflict – Penobscot River.
How many historic places are in Piscataquis?
59 sites are listed on the National Register of Historic Places in Piscataquis, Maine.
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