Marion is a city in Linn County, Iowa, home to about 41,896 people across 18 square miles. Its ZIP code is 52302, and parts of 52403 are in Marion too.
Homes sold for a median of $146 per square foot in the three months ending August 2026, a seller’s market.
Mostly Marion; also Robins
Mostly Cedar Rapids; part is in Marion
Each card is that ZIP code’s whole market, including any part outside Marion. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Marion’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Des Moines International Airport (DSM)112 miles away |
|---|---|
| Closer regional airport | The Eastern Iowa Airport (CID)12 miles away |
| Nearest city of 250,000+ | Madison, WI132 miles away |
| Nearest city of 1 million+ | Chicago, IL201 miles away |
Straight-line distances from the center of Marion; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Marion had 41,535 residents in the 2020 census, up 58% since 2000.
It’s the 13th largest of 1,019 towns in Iowa by population.
Linn County grew from 55,392 residents in 1900 to 230,299 in 2020.
Linn County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 13°F. About 38.8 inches of rain and melted snow fall in a typical year, with about 34 inches of snow.
Source: NOAA 1991–2020 climate normals, Cedar Rapids #1, IA weather station (about a mile away).
119,172 jobs at 5,744 businesses in Linn County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
162 doctors and other health care providers list an office in Marion.
Nearest hospitals
Providers with an office here
| Primary care doctors | 20 |
|---|---|
| Specialist doctors | 3 |
| Dentists | 17 |
| Nurse practitioners and physician assistants | 21 |
| Mental health providers | 44 |
| Physical and occupational therapists | 31 |
| Optometrists | 7 |
| Chiropractors | 19 |
| Pharmacies | 5 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (24 nearby)
Grocery stores (8 nearby)
Pharmacies (7 nearby)
Libraries (2 nearby)
Museums (2 nearby)
Theaters and performance venues (1 nearby)
Counts are within about 3 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1839.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Linn-Mar Comm School District, Marion Independent School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Echo Hill ElementaryMarion | Pre-K–4 | 536 | Public | 2.6 mi |
| Linn Grove Elementary SchoolMarion | Pre-K–4 | 385 | Public | 2.1 mi |
| Longfellow ElementaryMarion | Pre-K–2 | 254 | Public | 0.8 mi |
| Parkview Elementary SchoolMarion | Pre-K–2 | 267 | Public | 1.0 mi |
| Wilkins Elementary SchoolMarion | Pre-K–4 | 348 | Public | 0.7 mi |
| Indian Creek Elementary SchoolMarion | K–4 | 354 | Public | 0.9 mi |
| Novak Elementary SchoolMarion | K–4 | 347 | Public | 0.9 mi |
| Francis Marion Intermediate SchoolMarion | 3–4 | 320 | Public | 0.8 mi |
| Boulder Peak Intermediate SchoolMarion | 5–6 | 613 | Public | 2.0 mi |
| Hazel Point Intermediate SchoolMarion | 5–6 | 563 | Public | 2.6 mi |
| Vernon Middle SchoolMarion | 5–8 | 587 | Public | 0.6 mi |
| Excelsior Middle SchoolMarion | 7–8 | 594 | Public | 1.3 mi |
| Oak Ridge Middle SchoolMarion | 7–8 | 534 | Public | 2.4 mi |
| Linn-Mar High SchoolMarion | 9–12 | 2,229 | Public | 1.0 mi |
| Marion High SchoolMarion | 9–12 | 735 | Public | 1.1 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St Joseph Catholic SchoolMarion | Pre-K–8 | 186 | Roman Catholic | 0.1 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Cedar Rapids, Robins and Bertram.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.