527 E Madison St is a house on a 0.36 acre lot. - it last sold on August 07, 2026 for $230,000. Based on Redfin's Waterloo data, we estimate the home's value is $281,406.
Single-familyProperty Type
0.36 acresLot Size
1 spaceParking
Source:Public Records
Redfin Estimate
$281,406
$51K since sold in August 2026$5,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.3% lower than the average sale price ($300K) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Exterior
Property Information
Subdivision Name: JOHN HELMES ADD
Legal Description: COM SW/C OF LOT 5, BLK 1, JOHN HELMES ADD TO WATERLOO, N231FT, E67FT, S231FT, W67FT TO POB. ALSO 16FT STRIP BEG 100FT N OF SE/C LOT 5, BLK 1 JOHN HELMES ADD & EXT W60FT.
Lot Information
Land Sq. Ft: 15,464
Legal Lot Number: 5
Legal Block Number: 1
Municipality Name: CITY OF WATERLOO
Acres: 0.355
County Use Description: RESIDENTIAL
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 0.36 acres
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: Jefferson County
APN: 29008130534035
Home facts updated by county records on Aug 14, 2026
Around this home
Schools
Waterloo Elementary School
Public PreK-4 • Assigned • 0.7mi
4/10
Waterloo Middle School
Public 7-8 • Assigned • 0.7mi
6/10
Waterloo High School
Public 9-12 • Assigned • 0.7mi
7/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
6/10 Flood Factor
Estimated 61-75% chance of a flood reaching the building in the next 30 years
3/10 Fire Factor
0.31% chance of being in a wildfire in next 30 years
2/10 Heat Factor
7 days above 102° expected this year, 13 days in 30 years
2/10 Wind Factor
Minor risk of severe winds over next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 1 days in 30 years
Provided by First Street
Historical weather
Waterloo, WI • 53594
Average low and high temperatures (°F)
26
11
33
17
50
30
59
40
69
47
79
60
84
64
78
60
75
54
65
45
47
33
31
17
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.8 hours in
June and 3.5 hours in December, placing it below the
U.S. average for solar exposure.
9.8 hrs
3.5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$268,000 – $324,000
Reach more buyers when you sell with Redfin. Save up to $2,814 in fees.3 minutes to get started.
Get a free, detailed breakdown of how we calculated your estimate.