Residential delivery area · Wisconsin
ZIP Code 53506: Avoca, WI
ZIP code 53506 uses the postal name Avoca, Wisconsin and lies entirely in Iowa County (Census 2020 ZIP-county file). About 1,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $59,861 (Census Bureau, ACS 2020-2024). By Census place, 4% of its land lies in Avoca; 96% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2021
- ZBP2023
- IRS2022
- Town
- Avoca · its only residential ZIP
- County
- Iowa County
- Census places
- Avoca
- Metro area
- Madison, WI
- House district
- WI-2 119th Congress
- State
- Wisconsin
- Time zone
- Central
- Land area
- 61.0 sq mi · 17 people per sq mi
Where is ZIP code 53506?
53506 centers on 43.165°, -90.286° and covers 61.0 square miles of land plus 1.9 of water. It borders 5 ZIP codes: 53556, 53543, 53573, 53588, 53533.
The map draws ZIP code areas only. For the streets inside 53506, 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 53506 compare with the rest of Iowa County?
| Measure | 53506 | In Iowa County | In WI |
|---|---|---|---|
| People (ACS 2020-2024) | 1,011 | 14th of 19 | 628th of 783 |
| Median household income | $60k | 13th of 14 | 554th of 610 |
| Median home value | $172k | not ranked | not ranked |
53506's median home value is not ranked: its 90% margin of error (±$54,590) is more than a quarter of the figure ($171,500). 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 29% 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 53506?
The 2020 Census counted 999 people in 53506; the ACS, which samples households over 2020-2024, estimates 1,011. Between the 2010 and 2020 censuses its population fell 11.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,011±157 (90% margin)
- 2020 Census count
- 999−11.2% since 2010 (1,125)
- Households
- 427
- Median age
- 48.1
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 53506?
Of the 1,011 people the ACS estimates in 53506, 21.1% are under 18 and 19.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (93.4%).
- Under 1821.1%
- 18 to 6459.3%
- 65 and older19.6%
- White, not Hispanic93.4%
- Hispanic or Latino3.8%
- Black, not Hispanic1.9%
- Other or two or more1.0%
- 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 53506 earn?
Median household income is $59,861 (ACS 2020-2024), the 13th highest of the 14 ranked ZIP codes in Iowa County. It is not measurably different from 2015-2019 ($53,489 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $59,861±$11,433
- Income per person
- $32,299
- Below the poverty line
- 17.6%
- Unemployed (of the labor force)
- 1.5%
- Adults 25+ with a bachelor's degree
- 13.1%
- Adjusted gross income per tax return, 2022
- $55,311470 returns; wages 61% 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 53506?
- Median home value (owners' estimate)
- $171,500
- Median gross rent
- $908
- Homes owned by their occupants
- 83.1%
- Housing units
- 559
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 53506?
8 business establishments had a location in this ZIP code in 2023, 2 fewer 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 53506?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 53556 | Lone Rock | 2,428 | $68k | 5.5 mi |
| 53543 | Highland | 1,758 | $77k | 8.0 mi |
| 53573 | Muscoda | 2,906 | $65k | 8.8 mi |
| 53588 | Spring Green | 3,770 | $83k | 10.5 mi |
| 53533 | Dodgeville | 7,283 | $78k | 13.2 mi |
| 53540 | Gotham | 112 | $62k | 4.0 mi (near) |
| 53584 | Sextonville | 7 | – | 7.9 mi (near) |
| 53526 | Cobb | 471 | $79k | 13.5 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.