Residential delivery area · Wisconsin
ZIP Code 53531: Deerfield, WI
ZIP code 53531 uses the postal name Deerfield, Wisconsin and lies entirely in Dane County (Census 2020 ZIP-county file). About 4,400 people live there (Census Bureau, ACS 2020-2024). Median household income is $105,000 (Census Bureau, ACS 2020-2024). By Census place, 5% of its land lies in Deerfield; 95% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Deerfield · its only residential ZIP
- County
- Dane County
- Census places
- Deerfield
- Metro area
- Madison, WI
- House district
- WI-2 119th Congress
- State
- Wisconsin
- Time zone
- Central
- Land area
- 41.1 sq mi · 108 people per sq mi
Where is ZIP code 53531?
53531 centers on 43.057°, -89.100° and covers 41.1 square miles of land plus 0.1 of water. It borders 5 ZIP codes: 53527, 53523, 53559, 53589, 53594.
The map draws ZIP code areas only. For the streets inside 53531, 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 53531 compare with the rest of Dane County?
| Measure | 53531 | In Dane County | In WI |
|---|---|---|---|
| People (ACS 2020-2024) | 4,430 | 32nd of 44 | 292nd of 783 |
| Median household income | $105k | 14th of 40 | 60th of 610 |
| Median home value | $353k | 27th of 41 | 84th of 612 |
Its median household income is higher than in 84% of U.S. residential ZIP codes, and it is denser than 55% 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 53531?
The 2020 Census counted 4,558 people in 53531; the ACS, which samples households over 2020-2024, estimates 4,430. Between the 2010 and 2020 censuses its population grew 5.1% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 4,430
- 2020 Census count
- 4,558+5.1% since 2010 (4,338)
- Households
- 1,614
- Median age
- 38.5
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 53531?
Of the 4,430 people the ACS estimates in 53531, 26.9% are under 18 and 15.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (82.4%).
- Under 1826.9%
- 18 to 6457.4%
- 65 and older15.7%
- White, not Hispanic82.4%
- Hispanic or Latino8.0%
- Black, not Hispanic3.5%
- Other or two or more3.2%
- Asian, not Hispanic3.0%
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 53531 earn?
Median household income is $105,000 (ACS 2020-2024), the 14th highest of the 40 ranked ZIP codes in Dane County. It is not measurably different from 2015-2019 ($100,493 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $105,000±$19,707
- Income per person
- $44,543
- Below the poverty line
- 5.9%
- Unemployed (of the labor force)
- 1.8%
- Adults 25+ with a bachelor's degree
- 38.0%
- Adjusted gross income per tax return, 2022
- $95,4812,240 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 53531?
FHFA's house price index for 53531, built from repeat sales and appraisals of the same homes, rose 89% from 2015 to 2025 and rose 49% from 2020 to 2025, and moved +2.3% in 2025.
- Median home value (owners' estimate)
- $353,300
- Median gross rent
- $1,221
- Homes owned by their occupants
- 83.6%
- Housing units
- 1,644
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 53531?
86 business establishments had a location in this ZIP code in 2023, 9 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction18
- Other services (except public administration)11
- Administrative and support and waste management and remediation services9
- Health care and social assistance8
- Real estate and rental and leasing6
- 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 53531?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 53527 | Cottage Grove | 11,924 | $134k | 4.7 mi |
| 53523 | Cambridge | 5,074 | $102k | 6.2 mi |
| 53559 | Marshall | 6,110 | $94k | 7.6 mi |
| 53589 | Stoughton | 19,550 | $96k | 10.6 mi |
| 53594 | Waterloo | 5,199 | $88k | 10.9 mi |
| 53718 | Madison | 18,989 | $103k | 9.3 mi (near) |
| 53551 | Lake Mills | 9,731 | $94k | 9.4 mi (near) |
| 53558 | McFarland | 13,164 | $108k | 9.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.