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Onawa

Iowacity

Photograph of Onawa
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Onawa

Total population

2,839

Median home value

$145,800

19.4%

Bachelor's+

Median income

$62,143

Onawa$62k
National$74k
Weather91°F · Mostly Sunny
Coordinates42.03°, -96.09°

Demographic figures from US Census Bureau · ACS 5-year estimates. Overview below cites Wikipedia and may reference a different year.

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City facts

Overview

Onawa is a city in and the county seat of Monona County, Iowa, United States. The population was 2,906 at the time of the 2020 Census. It is the largest town on the Iowa side of the Missouri River between Council Bluffs and Sioux City.

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History & geography

History

Onawa was named for a character mentioned in the poem The Song of Hiawatha by Henry Wadsworth Longfellow. Onawa was platted in 1857, and the railway arrived to the city in 1867. The city is known for having the widest main street in the continental United States. Onawa was the site of a prisoner-of-war (POW) camp for captured German soldiers between 1944 and 1946. Historical documents indicate there were never more than 50 POWs in camp. A larger camp existed near the central Iowa town of Algona, and housed as many as 5,400 German POWs.

Geography

According to the United States Census Bureau, the city has a total area of , all land. Onawa is located in the Loess Hills region of western Iowa, a unique geological and environmental area. Nearby are such natural areas as Lewis & Clark State Park, Preparation Canyon State Park, and the Loess Hills State Forest.

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Excerpted from the corresponding Wikipedia article (CC BY-SA).

Demographics & economy

Median age
35.5
Median home value
$145,800
Housing units
1,369
Poverty rate
16.3%
Unemployment
1.2%

Race & ethnicity

White
94%
Black
0.5%
Asian
0%
Hispanic
1.5%

Source: US Census Bureau — American Community Survey, 5-year estimates.

Geography

Latitude
42.0265
Longitude
-96.0909
Water area
—
View on OpenStreetMap

Coordinates & boundaries from the US Census TIGER/Line shapefiles.

Climate

Current forecast

This Afternoon
91°F
Mostly Sunny
Tonight
65°F
Chance Showers And Thunderstorms
Saturday
74°F
Chance Showers And Thunderstorms then Mostly Cloudy
Saturday Night
59°F
Slight Chance Rain Showers then Cloudy
Sunday
65°F
Chance Rain Showers
Sunday Night
55°F
Rain Showers Likely

Forecast for Onawa, IA from NOAA NWS API.

Air quality

Industrial & pollution facilities

Natural hazard risk

Health (adults)

High blood pressure
33.8%
Diabetes
11.1%
Adult obesity
44.8%
Binge drinking
20.5%
Adult smoking
19.7%
No leisure activity
28.8%

Age-adjusted prevalence estimates from CDC PLACES (latest release).

Walkability

Amenities nearby

Wildlife & biodiversity

Schools

Total
5
Elementary
2
Middle
1
High
2
Other
0

Largest nearby schools

  • West Monona Elementary
    Elementary · Onawa · 325 students · 14.8:1 ratio
  • West Monona High School
    High · Onawa · 204 students · 13.6:1 ratio
  • West Monona Middle Sch
    Middle · Onawa · 105 students · 11.7:1 ratio
  • Whiting Elementary School
    Elementary · Whiting · 91 students · 10.1:1 ratio
  • Whiting Senior High School
    High · Whiting · 79 students · 7.2:1 ratio

Public K–12 schools within ~10 mi from Urban Institute Education Data Portal (NCES Common Core of Data, 2022).

Earthquake history

Photos

Sights & places nearby

Notable people from here

Nearby places in Iowa

Browse all places in Iowa →

Geography & sun

Avg solar (kWh/m²/day)
4.16
Annual solar (kWh/m²)
1,518

Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.

Nearby airports

Public attention

Wikipedia views (last 30 days)
462
Avg daily Wikipedia views
15
Attention level
Obscure

Pageview totals from the Wikimedia Pageviews API.

Books about Onawa

Search results from Open Library.

Recent natural events nearby

Ground air-quality sensors

Recently spotted species

Research-grade observations from iNaturalist (within ~15 mi).

Nearest stream gauge

Events

Sources

  • • Wikipedia
  • • US Census Bureau (ACS 5-year estimates)
  • • NOAA National Weather Service
  • • NCES via Urban Institute Education Data Portal
  • • iNaturalist
  • • CDC PLACES
  • • Open-Meteo / sunrise-sunset.org
  • • Wikipedia Pageviews API
  • • Open Library