Iowa Gazetteer
Also See Marion, IA: ZIP Codes & Maps
The City of Marion had a population of 41,896 as of 2020-2024 American Community Survey 5-Year Estimates. Marion ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.
The primary coordinate point for Marion is located at latitude 42.0342 and longitude -91.5977 in Linn County. The formal boundaries for the City of Marion encompass a land area of 16.05 sq. miles and a water area of 0.01 sq. miles. Linn County is in the Central time zone (GMT -6).
The City of Marion has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
The City of Marion is located within Township of Marion, a minor civil division (MCD) of Linn County.
Source: 2020-2024 American Community Survey 5-Year Estimates
POPULATION | |
|---|---|
| Total Population | 41,896 (100%) |
| Population Density | 2,317 per sq mi |
| Diversity Index1 | 24 |
INCOME | |
| Median Household Income | $86,743 |
| Per Capita Income | $43,598 |
| Median Home Value | $241,700 |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 18,029 (100%) |
| Owner Occupied HU | 13,087 (72.6%) |
| Renter Occupied HU | 3,828 (21.2%) |
| Vacant Housing Units | 1,114 (6.2%) |
HOUSEHOLDS | |
| Total Households | 16,915 |
| Average Household Size | 2.45 |
| Family Households | 11,217 (66.3%) |
The table below compares Marion 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 | # 13 | 99th |
| Population Density | # 11 | 99th |
| Median Household Income | # 165 | 84th |
| Per Capita Income | # 152 | 85th |
| Diversity Index | # 244 | 76th |
Additional comparisons and rankings can be made with a VERY EASY TO USE Iowa Census Data Comparison Tool.
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