City ZIP codes · Iowa
Cedar Rapids, IA ZIP Codes
14 ZIP codes use the postal name Cedar Rapids, Iowa (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 6 residential and 8 for PO boxes or a single organization. Median household income runs from $61,870 in 52404 to $170,491 in 52411, 2.8 times as much (Census Bureau, ACS 2020-2024). Cedar Rapids's most populous ZIP code is 52404, with 42,958 people (ACS 2020-2024); 59% of its land is in the city of Cedar Rapids.
- ACS2020-24
- Census2020
- GeoNames2026
Where are Cedar Rapids's ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are Cedar Rapids's ZIP codes?
The highest median household income is in 52411 ($170,491), the lowest in 52404 ($61,870). Home values run from $168,600 in 52404 to $423,200 in 52411.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).
All 6 residential ZIP codes of Cedar Rapids
| County | |||||
|---|---|---|---|---|---|
| 52404 | Linn County | 42,958 | 758 | $62k | $169k |
| 52402 | Linn County | 42,938 | 3,137 | $73k | $194k |
| 52405 | Linn County | 26,526 | 1,771 | $70k | $186k |
| 52403 | Linn County | 22,551 | 860 | $75k | $207k |
| 52411 | Linn County | 8,342 | 509 | $171k | $423k |
| 52401 | Linn County | 2,181 | 1,833 | $35k | $157k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).
PO Box and single-organization ZIP codes in Cedar Rapids
8 ZIP codes named Cedar Rapids have no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.
| ZIP | County |
|---|---|
| 52406 | Linn County |
| 52407 | Linn County |
| 52408 | Linn County |
| 52409 | Linn County |
| 52410 | Linn County |
| 52497 | Linn County |
| 52498 | Linn County |
| 52499 | Linn County |
Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.
Which counties do Cedar Rapids's ZIP codes reach?
Cedar Rapids's residential ZIP codes lie in 2 counties: Linn County (6 ZIP codes mainly there), Johnson County (part of a ZIP code).
Which places do Cedar Rapids's ZIP codes cover?
A postal name is not a city limit. By the Census Bureau's places, Cedar Rapids's residential ZIP codes cover Cedar Rapids itself and 2 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:
Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).
Which first three digits do Cedar Rapids's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Cedar Rapids starts with 524.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 524 | Cedar Rapids, IA (SCF 522) | 14 | 14 |
All 14 ZIP codes that start with 524 are Cedar Rapids's: 6 residential codes and 8 PO Box or unique codes, sorted at Cedar Rapids, IA (SCF 522).
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.