Residential delivery area · Iowa
ZIP Code 51034: Mapleton, IA
ZIP code 51034 uses the postal name Mapleton, Iowa and lies mostly in Monona County (80% of its land), reaching into Woodbury County and Crawford County (Census 2020 ZIP-county file). About 1,700 people live there (Census Bureau, ACS 2020-2024). Median household income is $66,375 (Census Bureau, ACS 2020-2024). By Census place, 1% of its land lies in Mapleton; 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2021
- ZBP2023
- IRS2022
- Town
- Mapleton · its only residential ZIP
- County
- Monona County (80%); Woodbury County (16%); Crawford County (4%)
- Census places
- Mapleton
- House district
- IA-4 119th Congress
- State
- Iowa
- Time zone
- Central
- Land area
- 116.7 sq mi · 14 people per sq mi
Where is ZIP code 51034?
51034 centers on 42.163°, -95.790° and covers 116.7 square miles of land plus 0.3 of water. It borders 7 ZIP codes: 51019, 51010, 51060, 51056, 51439, 51044, 51572.
The map draws ZIP code areas only. For the streets inside 51034, 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 51034 compare with the rest of Monona County?
| Measure | 51034 | In Monona County | In IA |
|---|---|---|---|
| People (ACS 2020-2024) | 1,674 | 3rd of 14 | 318th of 970 |
| Median household income | $66k | 3rd of 4 | 300th of 396 |
| Median home value | $121k | not ranked | not ranked |
51034's median home value is not ranked: its 90% margin of error (±$34,024) is more than a quarter of the figure ($120,500). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
Its median household income is higher than in 41% of U.S. residential ZIP codes, and it is denser than 21% 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 51034?
The 2020 Census counted 1,698 people in 51034; the ACS, which samples households over 2020-2024, estimates 1,674. Between the 2010 and 2020 censuses its population fell 6.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,674±306 (90% margin)
- 2020 Census count
- 1,698−6.7% since 2010 (1,820)
- Households
- 719
- Median age
- 47.7
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 51034?
Of the 1,674 people the ACS estimates in 51034, 21.2% are under 18 and 26.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (94.4%).
- Under 1821.2%
- 18 to 6452.3%
- 65 and older26.5%
- White, not Hispanic94.4%
- Hispanic or Latino4.8%
- Other or two or more0.8%
- Black, not Hispanic0.0%
- Asian, 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 51034 earn?
Median household income is $66,375 (ACS 2020-2024), the 3rd highest of the 4 ranked ZIP codes in Monona County. It is not measurably different from 2015-2019 ($59,275 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $66,375±$12,595
- Income per person
- $38,724
- Below the poverty line
- 4.9%
- Unemployed (of the labor force)
- 1.2%
- Adults 25+ with a bachelor's degree
- 21.8%
- Adjusted gross income per tax return, 2022
- $72,717780 returns; wages 54% 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 51034?
- Median home value (owners' estimate)
- $120,500
- Median gross rent
- $808
- Homes owned by their occupants
- 77.6%
- Housing units
- 815
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 51034?
51 business establishments had a location in this ZIP code in 2023, 7 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade14
- Finance and insurance7
- Health care and social assistance6
- Real estate and rental and leasing5
- Professional, scientific, and technical services5
- Construction4
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 51034?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 51019 | Danbury | 448 | $75k | 8.6 mi |
| 51010 | Castana | 425 | $89k | 8.9 mi |
| 51060 | Ute | 706 | $53k | 9.9 mi |
| 51056 | Smithland | 346 | $103k | 10.1 mi |
| 51439 | Charter Oak | 818 | $53k | 11.7 mi |
| 51044 | Oto | 165 | $90k | 11.9 mi |
| 51572 | Soldier | 371 | $70k | 12.4 mi |
| 51051 | Rodney | 39 | $52k | 9.5 mi (near) |
| 51460 | Ricketts | 61 | – | 11.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.