City ZIP codes · Iowa
Davenport, IA ZIP Codes
9 ZIP codes use the postal name Davenport, Iowa (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 6 residential and 3 for PO boxes or a single organization. Median household income runs from $54,380 in 52802 to $74,297 in 52806, 1.4 times as much (Census Bureau, ACS 2020-2024). Davenport's most populous ZIP code is 52806, with 26,871 people (ACS 2020-2024); 84% of its land is in the city of Davenport.
- ACS2020-24
- Census2020
- GeoNames2026
Where are Davenport's ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are Davenport's ZIP codes?
The highest median household income is in 52806 ($74,297), the lowest in 52802 ($54,380). Home values run from $93,500 in 52802 to $348,200 in 52807.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).
All 6 residential ZIP codes of Davenport
| County | |||||
|---|---|---|---|---|---|
| 52806 | Scott County | 26,871 | 864 | $74k | $190k |
| 52804 | Scott County | 26,835 | 816 | $66k | $157k |
| 52803 | Scott County | 22,742 | 4,425 | $65k | $161k |
| 52807 | Scott County | 15,617 | 546 | $73k | $348k |
| 52802 | Scott County | 9,466 | 908 | $54k | $94k |
| 52801 | Scott County | 1,788 | 4,620 | $31k | – |
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 Davenport
3 ZIP codes named Davenport 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 |
|---|---|
| 52805 | Scott County |
| 52808 | Scott County |
| 52809 | Scott County |
Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.
Which counties do Davenport's ZIP codes reach?
Davenport's residential ZIP codes lie in Scott County.
Which places do Davenport's ZIP codes cover?
A postal name is not a city limit. By the Census Bureau's places, Davenport's residential ZIP codes cover Davenport itself and 1 other place, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:
- Buffalo 52804
Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).
Which first three digits do Davenport'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 Davenport starts with 528.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 528 | Quad Cities, IL (SCF 612) | 9 | 9 |
All 9 ZIP codes that start with 528 are Davenport's: 6 residential codes and 3 PO Box or unique codes, sorted at Quad Cities, IL (SCF 612).
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.