Residential delivery area · Iowa
ZIP Code 51366: Webb, IA
ZIP code 51366 uses the postal name Webb, Iowa and lies mostly in Clay County (97% of its land) with the rest in Buena Vista County (Census 2020 ZIP-county file). About 250 people live there (Census Bureau, ACS 2020-2024). Median household income is $87,500 (Census Bureau, ACS 2020-2024). By Census place, under 1% of its land lies in Webb; more than 99% is outside any Census place.
- ACS2020-24
- Census2020
- ZBP2023
- IRS2022
- Town
- Webb · its only residential ZIP
- County
- Clay County (97%); Buena Vista County (3%)
- Census places
- Webb
- Micro area
- Spencer, IA
- House district
- IA-4 119th Congress
- State
- Iowa
- Time zone
- Central
- Land area
- 62.3 sq mi · 4 people per sq mi
Where is ZIP code 51366?
51366 centers on 42.961°, -95.003° and covers 62.3 square miles of land plus 0.0 of water. It borders 7 ZIP codes: 51341, 50515, 50565, 51343, 50585, 50554, 51333.
The map draws ZIP code areas only. For the streets inside 51366, 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 51366 compare with the rest of Clay County?
| Measure | 51366 | In Clay County | In IA |
|---|---|---|---|
| People (ACS 2020-2024) | 245 | 14th of 17 | 827th of 970 |
| Median household income | $88k | not ranked | not ranked |
| Median home value | $131k | not ranked | not ranked |
51366's income and home value are not ranked: it has fewer than 1,000 residents (245). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 9% of 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 51366?
The 2020 Census counted 377 people in 51366; the ACS, which samples households over 2020-2024, estimates 245. Between the 2010 and 2020 censuses its population fell 0.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 245±82 (90% margin)
- 2020 Census count
- 377−0.5% since 2010 (379)
- Households
- 104
- Median age
- 50.8
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 51366?
Of the 245 people the ACS estimates in 51366, 18.4% are under 18 and 26.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (99.6%).
- Under 1818.4%
- 18 to 6455.1%
- 65 and older26.5%
- White, not Hispanic99.6%
- Other or two or more0.4%
- Hispanic or Latino0.0%
- 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 51366 earn?
Median household income is $87,500 (ACS 2020-2024). It is not measurably different from 2015-2019 ($65,184 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $87,500±$42,441
- Income per person
- $50,048
- Below the poverty line
- 2.4%
- Unemployed (of the labor force)
- 0.0%
- Adults 25+ with a bachelor's degree
- 13.8%
- Adjusted gross income per tax return, 2022
- $92,220150 returns; wages 41% 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 51366?
- Median home value (owners' estimate)
- $130,800
- Median gross rent
- $681
- Homes owned by their occupants
- 84.6%
- Housing units
- 123
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
What businesses are in 51366?
6 business establishments had a location in this ZIP code in 2023, 1 more than in 2018 (ZIP Code Business Patterns).
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 51366?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 51341 | Gillett Grove | 40 | – | 4.3 mi |
| 50515 | Ayrshire | 251 | $63k | 7.1 mi |
| 50565 | Marathon | 380 | $52k | 7.1 mi |
| 51343 | Greenville | 172 | $61k | 7.4 mi |
| 50585 | Sioux Rapids | 1,080 | $71k | 7.6 mi |
| 50554 | Laurens | 1,653 | $64k | 11.4 mi |
| 51333 | Dickens | 374 | $111k | 12.2 mi |
| 50527 | Curlew | 106 | – | 10.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.