Residential delivery area · Wisconsin
ZIP Code 53527: Cottage Grove, WI
ZIP code 53527 uses the postal name Cottage Grove, Wisconsin and lies entirely in Dane County (Census 2020 ZIP-county file). About 12,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $133,883 (Census Bureau, ACS 2020-2024). By Census place, 12% of its land lies in Cottage Grove; 88% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Cottage Grove · its only residential ZIP
- County
- Dane County
- Census places
- Cottage Grove
- Metro area
- Madison, WI
- House district
- WI-2 119th Congress
- State
- Wisconsin
- Time zone
- Central
- Land area
- 35.8 sq mi · 333 people per sq mi
Where is ZIP code 53527?
53527 centers on 43.051°, -89.192° and covers 35.8 square miles of land plus 0.0 of water. It borders 6 ZIP codes: 53531, 53718, 53558, 53589, 53559, 53590.
The map draws ZIP code areas only. For the streets inside 53527, 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 53527 compare with the rest of Dane County?
| Measure | 53527 | In Dane County | In WI |
|---|---|---|---|
| People (ACS 2020-2024) | 11,924 | 21st of 44 | 158th of 783 |
| Median household income | $134k | 2nd of 40 | 8th of 610 |
| Median home value | $445k | 9th of 41 | 24th of 612 |
Its median household income is higher than in 94% of U.S. residential ZIP codes, and it is denser than 68% 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 53527?
The 2020 Census counted 10,994 people in 53527; the ACS, which samples households over 2020-2024, estimates 11,924. Between the 2010 and 2020 censuses its population grew 10.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 11,924
- 2020 Census count
- 10,994+10.3% since 2010 (9,963)
- Households
- 4,874
- Median age
- 39.8
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 53527?
Of the 11,924 people the ACS estimates in 53527, 22.7% are under 18 and 13.9% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (86.2%).
- Under 1822.7%
- 18 to 6463.5%
- 65 and older13.9%
- White, not Hispanic86.2%
- Hispanic or Latino5.3%
- Asian, not Hispanic4.4%
- Other or two or more2.9%
- Black, not Hispanic1.2%
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 53527 earn?
Median household income is $133,883 (ACS 2020-2024), the 2nd highest of the 40 ranked ZIP codes in Dane County. It is not measurably different from 2015-2019 ($117,927 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $133,883±$23,011
- Income per person
- $54,632
- Below the poverty line
- 3.4%
- Unemployed (of the labor force)
- 2.1%
- Adults 25+ with a bachelor's degree
- 52.5%
- Adjusted gross income per tax return, 2022
- $101,7776,120 returns; wages 72% 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 53527?
FHFA's house price index for 53527, built from repeat sales and appraisals of the same homes, rose 76% from 2015 to 2025 and rose 44% from 2020 to 2025, and moved +3.3% in 2025.
- Median home value (owners' estimate)
- $444,700
- Median gross rent
- $1,505
- Homes owned by their occupants
- 76.4%
- Housing units
- 4,977
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 53527?
251 business establishments had a location in this ZIP code in 2023, 16 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction47
- Professional, scientific, and technical services28
- Health care and social assistance25
- Other services (except public administration)21
- Wholesale trade20
- Accommodation and food services20
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 53527?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 53531 | Deerfield | 4,430 | $105k | 4.7 mi |
| 53718 | Madison | 18,989 | $103k | 5.2 mi |
| 53558 | McFarland | 13,164 | $108k | 5.6 mi |
| 53589 | Stoughton | 19,550 | $96k | 8.6 mi |
| 53559 | Marshall | 6,110 | $94k | 9.7 mi |
| 53590 | Sun Prairie | 45,602 | $97k | 10.3 mi |
| 53716 | Madison | 18,596 | $92k | 6.3 mi (near) |
| 53714 | Madison | 16,169 | $72k | 6.9 mi (near) |
| 53523 | Cambridge | 5,074 | $102k | 9.5 mi (near) |
| 53703 | Madison | 37,659 | $48k | 9.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.