Residential delivery area · Iowa
ZIP Code 52738: Columbus Junction, IA
ZIP code 52738 uses the postal name Columbus Junction, Iowa and lies mostly in Louisa County (97% of its land) with the rest in Washington County (Census 2020 ZIP-county file). About 3,400 people live there (Census Bureau, ACS 2020-2024). Median household income is $80,385 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Columbus Junction (2%), Cotter (under 1%) and Fredonia (under 1%); 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2022
- ZBP2023
- IRS2022
- Town
- Columbus Junction · its only residential ZIP
- County
- Louisa County (97%); Washington County (3%)
- Census places
- Columbus Junction (2%); Cotter (under 1%); Fredonia (under 1%)
- House district
- IA-1 119th Congress
- State
- Iowa
- Time zone
- Central
- Land area
- 122.5 sq mi · 28 people per sq mi
Where is ZIP code 52738?
52738 centers on 41.274°, -91.378° and covers 122.5 square miles of land plus 1.8 of water. It borders 11 ZIP codes: 52737, 52739, 52754, 52621, 52201, 52752, 52659, 52640, 52653, 52755 and more.
The map draws ZIP code areas only. For the streets inside 52738, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 52738 compare with the rest of Louisa County?
| Measure | 52738 | In Louisa County | In IA |
|---|---|---|---|
| People (ACS 2020-2024) | 3,398 | 2nd of 12 | 184th of 970 |
| Median household income | $80k | 4th of 7 | 167th of 396 |
| Median home value | $146k | 5th of 7 | 340th of 423 |
Its median household income is higher than in 62% of U.S. residential ZIP codes, and it is denser than 31% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 52738?
The 2020 Census counted 3,404 people in 52738; the ACS, which samples households over 2020-2024, estimates 3,398. Between the 2010 and 2020 censuses its population fell 4.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 3,398
- 2020 Census count
- 3,404−4.6% since 2010 (3,567)
- Households
- 1,160
- Median age
- 36.6
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 52738?
Of the 3,398 people the ACS estimates in 52738, 25.0% are under 18 and 17.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (50.7%), then Hispanic or Latino (37.8%).
- Under 1825.0%
- 18 to 6457.5%
- 65 and older17.5%
- White, not Hispanic50.7%
- Hispanic or Latino37.8%
- Asian, not Hispanic6.7%
- Black, not Hispanic2.5%
- Other or two or more2.3%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 52738 earn?
Median household income is $80,385 (ACS 2020-2024), the 4th highest of the 7 ranked ZIP codes in Louisa County. It rose from $60,402 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $80,385±$14,374
- Income per person
- $33,829
- Below the poverty line
- 11.8%
- Unemployed (of the labor force)
- 2.8%
- Adults 25+ with a bachelor's degree
- 22.2%
- Adjusted gross income per tax return, 2022
- $67,2341,490 returns; wages 67% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 52738?
- Median home value (owners' estimate)
- $145,700
- Median gross rent
- $643
- Homes owned by their occupants
- 80.2%
- Housing units
- 1,343
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 52738?
71 business establishments had a location in this ZIP code in 2023, 3 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade11
- Other services (except public administration)10
- Construction7
- Health care and social assistance7
- Administrative and support and waste management and remediation services6
- Transportation and warehousing5
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 52738?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 52737 | Columbus City | 323 | $90k | 1.0 mi |
| 52739 | Conesville | 788 | $74k | 6.9 mi |
| 52754 | Letts | 1,533 | $104k | 8.4 mi |
| 52621 | Crawfordsville | 604 | $87k | 9.3 mi |
| 52201 | Ainsworth | 1,148 | $94k | 9.6 mi |
| 52752 | Grandview | 413 | $50k | 9.7 mi |
| 52659 | Winfield | 1,329 | $55k | 10.2 mi |
| 52640 | Morning Sun | 1,274 | $68k | 12.9 mi |
| 52653 | Wapello | 3,083 | $84k | 13.9 mi |
| 52755 | Lone Tree | 2,092 | $102k | 14.5 mi |
| 52327 | Riverside | 3,796 | $87k | 17.6 mi |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.