Marion, IA · standard
ZIP Code 52302
Linn County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 36,980
- 192/sq mi High-density area
- $87,983
- Median income Above-median income area
- $244,400
- Median home value Near-median home value
- 38.2%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Marion pairs an above-median household income with above-median home values, in a rural, homeowner-dominated area.
- Top 29%
- household income, US ZIPs
- Top 44%
- home value, US ZIPs
- 192
- people per sq mi
- 77%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 52302 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 52302 (Marion, IA) rose +3.9% from 2023 to 2024. The all-transactions index moved from 179.4 in 2023 to 186.3 in 2024 (2000 = 100).
ZIP code 52302 is a densely settled ZIP (a standard USPS delivery area) in Marion, Linn County, Iowa, with 36,980 residents across 192.2 square miles, a density of 192 people per square mile, in the Chicago time zone.
ZIP 52302 lands in the middle-income range, with a median household income of $87,983 (15% above the average Iowa ZIP), while per-capita income is $44,026. The poverty rate is 8.0%, with unemployment at 3.6%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $244,400 (39% above the average Iowa ZIP), while 77.4% of occupied homes are owner-occupied and median rent is $962.
A solid share of residents have a four-year degree: 38.2% of adults hold a bachelor's degree or higher, the median age is 40.9, and the average commute is 19 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Linn County, so 52302 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 52302
Top 5 sectors by establishment count in Marion, IA
Which industries have the most business establishments in ZIP 52302.
- Construction
Construction
119 establishments
- Retail trade
Retail trade
100 establishments
- Health care and social assistance
Health care and social assistance
91 establishments
- Other services (except public administration)
Other services (except public administration)
83 establishments
- Accommodation and food services
Accommodation and food services
77 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 52302, Marion, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
36,980
Population
192.2
Area (sq mi)
192
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 52302?
40.9
Median Age
46.7%
Male
53.3%
Female
3.3%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$87,983
Median Household Income
+15% vs state ZIP avg
$44,026
Per Capita Income
8.0%
Poverty Rate
3.6%
Unemployment Rate
19.1 min
Mean Commute Time
How ZIP 52302 ranks nationally
Marion, IA household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$87,983 Top 29% higher than 71% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
18,422housing units
18,422
Total Housing Units
17,270
Occupied Units
1,152
Vacant Units
2.45
Avg Household Size
Occupancy Type
$244,400
Median Home Value
+39% vs state ZIP avg
$962
Median Rent
1993
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+3.9%
YoY Change (2024)
186
HPI Index (2000 = 100)
+86%
Total Change Since 2000
Home values in ZIP 52302 have increased 3.9% over the past year (2024). Since 2000, this ZIP has seen +86% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.0% | 136 |
| 2021 | +10.4% | 150 |
| 2022 | +11.6% | 168 |
| 2023 | +6.8% | 179 |
| 2024 | +3.9% | 186 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 804 business establishments in ZIP 52302, employing approximately 10,010 people with a combined annual payroll of $463,926,000.
804
Businesses
10,010
Employees
$463.9M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 119 | 14.8% |
| Retail trade | 100 | 12.4% |
| Health care and social assistance | 91 | 11.3% |
| Other services (except public administration) | 83 | 10.3% |
| Accommodation and food services | 77 | 9.6% |
| Professional, scientific, and technical services | 65 | 8.1% |
| Finance and insurance | 54 | 6.7% |
| Administrative and support and waste management and remediation services | 50 | 6.2% |
| Manufacturing | 37 | 4.6% |
| Real estate and rental and leasing | 37 | 4.6% |
| Wholesale trade | 35 | 4.3% |
| Transportation and warehousing | 18 | 2.2% |
| Information | 12 | 1.5% |
| Arts, entertainment, and recreation | 11 | 1.4% |
| Educational services | 8 | 1.0% |
| Management of companies and enterprises | 3 | 0.4% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 52302 vs 52328 →
ZIP 52302 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 52402
Cedar Rapids (52402)
40,149 residents
- 52404
Cedar Rapids (52404)
37,796 residents
- 52302
Marion (52302)
36,980 residents
- 52403
Cedar Rapids (52403)
23,673 residents
- 52233 6,981
Hiawatha (52233)
6,981 residents
- 52314 5,865
Mount Vernon (52314)
5,865 residents
- 52214 3,090
Central City (52214)
3,090 residents
- 52328 2,826
Robins (52328)
2,826 residents
- 52336 2,363
Springville (52336)
2,363 residents
What this shows Among its immediate neighbors, ZIP 52302 ranks #3 by population - useful context the national average alone can't give.
ZIP 52302 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 52328
Robins (52328)
$125,347 median income
- 52314
Mount Vernon (52314)
$109,244 median income
- 52202
Alburnett (52202)
$105,362 median income
- 52336
Springville (52336)
$91,458 median income
- 52302
Marion (52302)
$87,983 median income
- 52214
Central City (52214)
$86,786 median income
- 52403
Cedar Rapids (52403)
$74,703 median income
- 52402
Cedar Rapids (52402)
$73,439 median income
- 52233
Hiawatha (52233)
$65,575 median income
What this shows By household income, ZIP 52302 ranks #5 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 52328 | Robins, IA | 2,826 | 4.9 mi |
| 52403 | Cedar Rapids, IA | 23,673 | 6.7 mi |
| 52402 | Cedar Rapids, IA | 40,149 | 5.4 mi |
| 52336 | Springville, IA | 2,363 | 6.7 mi |
| 52233 | Hiawatha, IA | 6,981 | 6.1 mi |
| 52202 | Alburnett, IA | 1,152 | 7.2 mi |
| 52401 | Cedar Rapids, IA | 2,017 | 7.7 mi |
| 52214 | Central City, IA | 3,090 | 9.3 mi |
| 52314 | Mount Vernon, IA | 5,865 | 11.0 mi |
| 52404 | Cedar Rapids, IA | 37,796 | 11.7 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 52302, both outside IA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (36,980 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Linn County
Related Areas
Frequently Asked Questions
What county is ZIP code 52302 in?
ZIP code 52302 (Marion) is located in Linn County, Iowa. Linn County contains multiple ZIP codes, see the full list at /counties/linn-ia.
What is the population of ZIP code 52302?
ZIP code 52302 in Marion, IA has a population of 36,980 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 52302?
The median household income in ZIP 52302 is $87,983, which is 15% above the national average of $76,288.
What is the average home value in ZIP 52302?
The median home value in ZIP 52302 is $244,400, which is 12% below the national average of $278,155.
What is the demographic makeup of ZIP 52302?
The largest racial group in ZIP 52302 is White at 87.9%. Hispanic or Latino residents make up 2.7% of the population.
How many businesses are in ZIP code 52302?
ZIP code 52302 has 804 business establishments employing approximately 10,010 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 52302?
The top industries by establishment count in ZIP 52302 are: Construction (119), Retail trade (100), Health care and social assistance (91). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 52302?
According to the FHFA House Price Index, home values in ZIP 52302 increased by 3.9% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 86%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 52302?
In ZIP code 52302, 60.4% of residents aged 25+ have a high school diploma or higher, and 38.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 52302?
The mean commute time for workers in ZIP code 52302 is 19.1 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 52302?
In ZIP code 52302, approximately 77.4% of occupied housing units are owner-occupied and 22.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 52302?
The poverty rate in ZIP code 52302 is 8.0% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 52302's numbers, next.
- See how ZIP 52302 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Marion, IA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.