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Franklin Pearson HouseFranklin Pearson House · Photo: C.C. Woodburn · Public domain
–Not graded
History · Keosauqua

Keosauqua dates to 1832, and 26% of its homes were built before 1940

7 places in town are on the National Register, among them three historic districts with 11 buildings between them. Below: maps from 1883 on and the census since 1850.

1832founded
7on the National Register
26%homes built before 1940
9famous people
Quick answers

How Keosauqua began

When was Keosauqua founded?

1832

Keosauqua dates its founding to 1832 (Wikipedia’s history). The census first counted it in 1850.

First census: 705 in 18502020 census: 936194 years
Founding year: Wikipedia. First post office: 1844.The full story ↓

What stands out about Keosauqua’s past

Read from the archive, the National Register and the record. The page puts what stands out first.

★ What stands out · Help out

Start Keosauqua’s collection

The first neighbors to add old photos shape how Keosauqua’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Every building

Keosauqua, building by building, 1883–1919

Fire insurance maps drew every building, what it was made of and what it was used for, so insurers could price the risk of fire. Pick a year, then a sheet.

Keosauqua fire insurance map, 1883, sheet 11883Sheet 1 of 1
Edition
Sheets
BrickWoodStone

Sanborn Map Company, via the Library of Congress. Editions published in 1930 or earlier, which are in the public domain.

On the National Register

7 historic places in Keosauqua

The country’s official list of buildings and places worth saving.

places listed
7
National Historic Landmarks
0
none yet
historic buildings protected
15
each building in a district counts
first listed
1973
Hotel Manning
BuildingsDistricts

Architectural styles listings

Rustic3
French Mansard1
Greek Revival1
Georgian Vernacular1
All 7 listings

National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.

The story

How Keosauqua came to be

From Wikipedia’s history of Keosauqua.

Read it all →

The word Keosauqua derives from the Meskwaki and Sauk name for the Des Moines River, "Ke-o-saw-qua", which literally translates as "Bend in the River", which accurately describes its position on the Des Moines.

After the Black Hawk War the United States' gained a large section of present-day Iowa in 1832 known as Black Hawk Purchase, including Keosauqua.

The 1839 Honey War, so named because three trees with beehives were cut down in the process, was fought south of Keosauqua in what is now Lacey-Keosauqua State Park. The event was a border disagreement between Iowa and Missouri. Before it was over, militias from both sides faced each other, though the dispute was ultimately resolved without a shot being fired.

Text from Wikipedia, licensed CC BY-SA 4.0.

From the old history books

What they wrote about Keosauqua in 1878

Passages that mention Keosauqua, cut from the printed page as they were published.

By an act approved February 17, 1842, all that tract of land recorded by James Hall & Co. as the town of Keosauqua, and described as the northwest quarter of Section 36, Town 69, Range 10, was duly incorporated as the "City of Keosauqua." It was the usual incorporating act, defining the powers of t…
The history of Van Buren County, Iowa, containing a history of the county, its cities, towns, &c, a biographical directory of citizens, war record of its volunteers in the late rebellion, general and local statistics ... history of the Northwest, history1878 · page 389Read the page →
Read the text

By an act approved February 17, 1842, all that tract of land recorded by James Hall & Co. as the town of Keosauqua, and described as the northwest quarter of Section 36, Town 69, Range 10, was duly incorporated as the "City of Keosauqua." It was the usual incorporating act, defining the powers of the Mayor and Councilmen.

Text read by machine from the scan; it may contain errors.
Sec. 8. Be it further enacted, That the proprietors of the town of Keosauqua shall, on or before the 1st day of April next, enter into good and sufficient bonds, with security to be approved of by the County Commissioners, to the County Treasurer, for the benefit of the said county, for the sum of …
The history of Van Buren County, Iowa, containing a history of the county, its cities, towns, &c, a biographical directory of citizens, war record of its volunteers in the late rebellion, general and local statistics ... history of the Northwest, history1878 · page 385Read the page →
Read the text

Sec. 8. Be it further enacted, That the proprietors of the town of Keosauqua shall, on or before the 1st day of April next, enter into good and sufficient bonds, with security to be approved of by the County Commissioners, to the County Treasurer, for the benefit of the said county, for the sum of ^5,000, payable in town lots in the said town of Keosauqua, or other real estate, at a fair cash value, or cash, or such other materials as the County Commissioners may deem proper to receive, for the purpose of carrying on or completing the public buildings in said county.

Text read by machine from the scan; it may contain errors.

Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.

Timeline

Keosauqua, 1832 to 1968

Woven from the archive, old maps, post office records, the National Register and the people born here.

  1. 19th century
  2. 1832
    FoundingKeosauqua is established
  3. 1842Born hereSamuel M. Clark is born here
  4. 1843Born hereEdward Kimble Valentine is born here
  5. 1844Post officeThe Keosauqua post office opens
  6. 1845BuiltFranklin Pearson House is built
  7. 1851Post officeThe Pleasant Hill post office opens
  8. 1855Post officeThe Pleasant Hill post office closes
  9. 1876Born hereJohn Elliott is born here
  10. 1891Born hereHelen M. Walker is born here
  11. 20th century
  12. 1968On the mapFirst mapped by the U.S. Geological Survey
By decade

Keosauqua, decade by decade

On the map

Keosauqua on the map, 1968 to 1985

Every edition of the U.S. Geological Survey’s map of Keosauqua. Tap a year, or press play to watch the town change.

Keosauqua on the 1968 USGS mapKeosauqua on the 1985 USGS map1968Keosauqua sheet · 1:24,000

U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Keosauqua.

People over time

Keosauqua, census by census

02004006008001,0001,2001850190019502000Peak: 1,117

Between 705 and 1,117 people in every census since 1850.

17 censuses, 1850–2020.

U.S. Census Bureau decennial counts, from the census table on Keosauqua’s Wikipedia page.

Famous people

9 famous people were born in Keosauqua

Writers, athletes, leaders and more, ranked by how widely they’re known.

See all →
Places that used to be

Lost post offices, old corners, places now gone and burying grounds

Keosauqua’s post office has been open since 1844. Another post office, Pleasant Hill, opened and closed inside today’s town.

Keosauqua
1844–today
Pleasant Hill
1851–1855
18401930today
Hamlets and corners on the map
Pleasant Hill
Gone or out of use
KeosauqualocalePleasant Hill Post Officepost office
2cemeteries and burying grounds inside Keosauqua
FellowsOak Lawn

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

Questions about Keosauqua’s history

What year was Keosauqua founded?

In 1832, according to Wikipedia’s history of the town. Keosauqua’s post office opened in 1844, and the census of 1850 counted 705 people here.

What is on the National Register in Keosauqua?

7 listings: 4 buildings, among them the Hotel Manning (listed 1973, the first), and 3 historic districts, the Lacey-Keosauqua State Park, Bathing Area (Area C), the Lacey-Keosauqua State Park, Lodge and Picnic Area (Area A) and the Lacey-Keosauqua State Park, Picnic and Custodial Group (Area B), with 11 contributing buildings. 15 historic buildings in all.

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
Start a conversation
Sources

Where this page comes from

Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →

From Wikimedia Commons (5), Wikidata (1), the National Register of Historic Places (7), Wikipedia, Wikidata and Wikipedia for famous people, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock), the USGS Geographic Names Information System, Sanborn fire insurance maps (Library of Congress) and old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.