Why visit Denison
Townapedia lists 6 museums and landmarks, 12 parks and trails, 7 places to eat, 3 places to stay and 3 attractions in and around town.
Highlights include Yellow Smoke Park Bridge, Crawford 4, Carey House, Denison, Iowa and Clarence D. Chamberlin House.
July is the warmest month, with average highs of 83°F; January lows average 10°F, and about 34 inches of snow fall in a normal year.
Weather in Denison
Forecast from the National Weather Service. Full forecast
About Denison
Denison is a city in Crawford County, Iowa, United States, along the Boyer River, and located in both Denison Township and East Boyer Township. The population was 8,373 at the time of the 2020 census. It is the county seat of Crawford County.
From the Wikipedia article Denison, Iowa (this version), under CC BY-SA 4.0.
Things to do3
Yellow Smoke Park Bridge
Bridge · National Register of Historic Places · 1.9 mi
Bridge in United States of America
Museums and landmarks6
Carey House, Denison, Iowa
Monument and historic site · National Register of Historic Places
Historic house in Iowa, United States
Clarence D. Chamberlin House
Monument and historic site · National Register of Historic Places
Denison, Iowa, listed on the National Register of Historic Places (NRHP) in Crawford County
Crawford County Courthouse
Monument and historic site · National Register of Historic Places
Courthouse in Iowa, United States
Park Motel
Monument and historic site · National Register of Historic Places · 0.6 mi
Motel in Iowa, United States of America
William A. McHenry House
Monument and historic site · National Register of Historic Places
Historic house in Iowa, United States
Parks, trails and playgrounds12
Restaurants and cafes7
Subway
Fast food · Sandwich · 0.4 mi
414 South 11th Street, Denison
Mo-Fr 07:00-22:00; Sa 08:00-22:00; Su 09:00-22:00
History
Denison was laid out in 1856; the town was incorporated in 1875. Denison was named for its founder, J. W. Denison.
From the History section of Denison, Iowa on Wikipedia, under CC BY-SA 4.0.
Where to stay3
Churches and places of worship13
Shopping3
Gas and EV charging1
Schools, colleges and libraries9
Healthcare2
Map of Denison
59 places. The map loads OpenStreetMap tiles when you open it.
Climate by month
Monthly table
| Month | High | Low | Rain | Snow |
|---|---|---|---|---|
| Jan | 27°F | 10°F | 0.7 in | 8.1 in |
| Feb | 32°F | 14°F | 1.0 in | 9.2 in |
| Mar | 45°F | 25°F | 1.9 in | 4.7 in |
| Apr | 58°F | 36°F | 3.4 in | 1.6 in |
| May | 70°F | 48°F | 4.6 in | 0.1 in |
| Jun | 80°F | 59°F | 4.9 in | 0.0 in |
| Jul | 83°F | 63°F | 4.1 in | 0.0 in |
| Aug | 81°F | 61°F | 4.4 in | 0.0 in |
| Sep | 75°F | 52°F | 3.3 in | 0.0 in |
| Oct | 62°F | 39°F | 2.6 in | 0.5 in |
| Nov | 46°F | 26°F | 1.4 in | 2.4 in |
| Dec | 32°F | 16°F | 1.2 in | 7.9 in |
U.S. Climate Normals 1991-2020 for Denison (2 mi away), NOAA NCEI.
People and cost of living
American Community Survey 5-year estimates, 2020-2024, U.S. Census Bureau. Estimates have margins of error, larger for small towns.
Disaster history
Crawford County has had 13 federal disaster declarations since 2000, most often for severe storms.
- 2025-05-21: Severe Winter Storm (Winter Storm)
- 2024-05-14: Severe Storms And Tornadoes (Tornado)
- 2020-03-23: Covid-19 Pandemic (Biological)
- 2020-03-13: Covid-19 (Biological)
- 2019-03-23: Severe Storms And Flooding (Flood)
- 2014-08-05: Severe Storms, Tornadoes, Straight-Line Winds, And Flooding (Severe Storm)
OpenFEMA disaster declarations summaries.
Getting there and nearby towns
Denison Municipal Airport (DNS) is the nearest airport with scheduled flights listed in OpenStreetMap, 2 miles away.
- Manning 17 mi southeast, about 27 min by car
- Dunlap 17 mi southwest, about 28 min by car
- Carroll 25 mi east, about 41 min by car
- Audubon 30 mi southeast, about 48 min by car
- Logan 34 mi southwest, about 55 min by car
- Lake City 36 mi northeast, about 58 min by car
- Coon Rapids 36 mi east, about 58 min by car
- Avoca 37 mi south, about 59 min by car
- Storm Lake 44 mi north, about 1 h 15 min by car
- Atlantic 46 mi south, about 1 h 15 min by car
Drive times are estimates from straight-line distance, not routes.
Local news
Headlines from INDB, the NEMICO news database.
Reviews, tips and questions
Loading what members have shared...
Sources and licences
- NOAA NCEI U.S. Climate Normals 1991-2020 (Public domain): climate by month
- OpenFEMA (Public domain): disaster declarations
- OpenStreetMap contributors (ODbL 1.0): places, airports, map data
- U.S. Census Bureau (Public domain): population, income, housing, education, commute
- Wikidata (CC0 1.0): elevation, founding date, time zone, website, landmarks and historic places
- Wikimedia Commons (see each image): photos
- Wikipedia (CC BY-SA 4.0): overview and history text
Photo credits
- Dension iowa, Billwhittaker ( talk ), CC BY-SA 3.0
- Carey house denison iowa, Billwhittaker at en.wikipedia, CC BY-SA 3.0
- Crawford courthouse denison iowa, Billwhittaker at en.wikipedia, CC BY-SA 3.0
- Park motel dension iowa, Billwhittaker at en.wikipedia, CC BY-SA 3.0
- Mchenry house denison iowa, Billwhittaker at en.wikipedia, CC BY-SA 3.0
- Chamberlin house denison iowa, Billwhittaker at en.wikipedia, CC BY-SA 3.0
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