Iowa Gazetteer
Also See Onawa, IA: ZIP Codes & Maps
The City of Onawa had a population of 2,839 as of 2020-2024 American Community Survey 5-Year Estimates.
The primary coordinate point for Onawa is located at latitude 42.0267 and longitude -96.0972 in Monona County. The formal boundaries for the City of Onawa encompass a land area of 5.19 sq. miles and a water area of 0 sq. miles. Monona County is in the Central time zone (GMT -6).
The City of Onawa has a C2 Census Class Code which indicates an active incorporated place legally coextensive with a county subdivision but treated as independent of any county subdivision. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
The City of Onawa is located within , a minor civil division (MCD) of Monona County.
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION | |
|---|---|
| Total Population | 2,839 (100%) |
| Population Density | 539 per sq mi |
| Diversity Index1 | 11 |
INCOME | |
| Median Household Income | $62,143 |
| Per Capita Income | $29,522 |
| Median Home Value | $145,800 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 1,369 (100%) |
| Owner Occupied HU | 926 (67.6%) |
| Renter Occupied HU | 330 (24.1%) |
| Vacant Housing Units | 113 (8.3%) |
HOUSEHOLDS | |
| Total Households | 1,256 |
| Average Household Size | 2.18 |
| Family Households | 697 (55.5%) |
The table below compares Onawa to the other 1,026 incorporated cities, towns and CDPs in Iowa by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 126 | 88th |
| Population Density | # 599 | 42nd |
| Median Household Income | # 629 | 39th |
| Per Capita Income | # 807 | 21st |
| Diversity Index | # 600 | 42nd |
Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.
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