Residential delivery area · Iowa
ZIP Code 50056: Colo, IA
ZIP code 50056 uses the postal name Colo, Iowa and lies entirely in Story County (Census 2020 ZIP-county file). About 1,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $73,333 (Census Bureau, ACS 2020-2024). By Census place, 2% of its land lies in Colo; 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2022
- ZBP2023
- IRS2022
- Town
- Colo · its only residential ZIP
- County
- Story County
- Census places
- Colo
- Metro area
- Ames, IA
- House district
- IA-4 119th Congress
- State
- Iowa
- Time zone
- Central
- Land area
- 60.9 sq mi · 16 people per sq mi
Where is ZIP code 50056?
50056 centers on 42.021°, -93.296° and covers 60.9 square miles of land plus 0.2 of water. It borders 5 ZIP codes: 50247, 50201, 50278, 50055, 50161.
The map draws ZIP code areas only. For the streets inside 50056, 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 50056 compare with the rest of Story County?
| Measure | 50056 | In Story County | In IA |
|---|---|---|---|
| People (ACS 2020-2024) | 1,003 | 15th of 21 | 465th of 970 |
| Median household income | $73k | 8th of 10 | 234th of 396 |
| Median home value | $185k | 12th of 13 | 221st of 423 |
Its median household income is higher than in 52% of U.S. residential ZIP codes, and it is denser than 23% 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 50056?
The 2020 Census counted 1,388 people in 50056; the ACS, which samples households over 2020-2024, estimates 1,003. Between the 2010 and 2020 censuses its population grew 1.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,003±155 (90% margin)
- 2020 Census count
- 1,388+1.2% since 2010 (1,372)
- Households
- 464
- Median age
- 48.5
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 50056?
Of the 1,003 people the ACS estimates in 50056, 18.2% are under 18 and 24.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (94.4%).
- Under 1818.2%
- 18 to 6457.6%
- 65 and older24.1%
- White, not Hispanic94.4%
- Hispanic or Latino3.3%
- Other or two or more1.6%
- Asian, not Hispanic0.7%
- Black, not Hispanic0.0%
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 50056 earn?
Median household income is $73,333 (ACS 2020-2024), the 8th highest of the 10 ranked ZIP codes in Story County. It is not measurably different from 2015-2019 ($91,221 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $73,333±$16,094
- Income per person
- $44,119
- Below the poverty line
- 6.9%
- Unemployed (of the labor force)
- 4.0%
- Adults 25+ with a bachelor's degree
- 23.4%
- Adjusted gross income per tax return, 2022
- $74,634650 returns; wages 70% 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 50056?
- Median home value (owners' estimate)
- $184,500
- Median gross rent
- $1,042
- Homes owned by their occupants
- 86.2%
- Housing units
- 514
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 50056?
22 business establishments had a location in this ZIP code in 2023, 3 more than in 2018; the most are in other services (except public administration) (ZIP Code Business Patterns).
- Other services (except public administration)5
- Accommodation and food services4
- Wholesale trade3
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 50056?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 50247 | State Center | 2,004 | $92k | 6.7 mi |
| 50201 | Nevada | 8,320 | $81k | 7.7 mi |
| 50278 | Zearing | 891 | $74k | 9.3 mi |
| 50055 | Collins | 1,102 | $85k | 9.4 mi |
| 50161 | Maxwell | 2,296 | $99k | 13.4 mi |
| 50239 | Saint Anthony | 354 | $151k | 9.7 mi (near) |
| 50234 | Rhodes | 559 | $79k | 10.9 mi (near) |
| 50051 | Clemons | 224 | $60k | 11.2 mi (near) |
| 50154 | McCallsburg | 394 | $69k | 11.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.