8317 Gridley Ave is a 1,678 square foot house on a 6,970 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on April 13, 2004 for $140,000. Based on Redfin's Wauwatosa data, we estimate the home's value is $432,030.
Single-familyProperty Type
1926Year Built
6,970 sq ftLot Size
$257Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$432,030
$292K since sold in April 2004$5,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4% lower than the average sale price ($450K) of 6 comparable homes.
Double Boldt Real Estate Team* • Keller Williams-MNS Wauwatosa
See all
Provided by Redfin
Sale history for 8317 Gridley Ave
Date
Event
Price
Public Records
Apr 13, 2004
Sold
$140,000
$83/sq ft
Public Records
Aug 13, 2002
Sold
$140,000
$83/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$7,876 (+14.3%)
$146,700 + $245,300
$392,000
2024
$6,891 (+6.8%)
$112,900 + $151,400
$264,300
2023
$6,451 (−2.4%)
$112,900 + $151,400
$264,300
2022
$6,612 (+4.9%)
$112,900 + $151,400
$264,300
2021
$6,302 (−3.4%)
$112,900 + $151,400
$264,300
2020
$6,523 (−0.9%)
$112,900 + $151,400
$264,300
2019
$6,580 (+9.4%)
$112,900 + $151,400
$264,300
2018
$6,012 (+1.0%)
$100,700 + $127,100
$227,800
2017
$5,955 (+13.8%)
$100,700 + $127,100
$227,800
2016
$5,231 (−17.2%)
$100,700 + $127,100
$227,800
2015
$6,320 (+8.9%)
$100,700 + $127,100
$227,800
2014
$5,803 (−1.1%)
$100,700 + $127,100
$227,800
2013
$5,869
$100,700 + $127,100
$227,800
Tax history for 8317 Gridley Ave
Year
Property tax
Land + Additions
Assessment*
2025
$7,876 (+14.3%)
$146,700 + $245,300
$392,000
2024
$6,891 (+6.8%)
$112,900 + $151,400
$264,300
2023
$6,451 (−2.4%)
$112,900 + $151,400
$264,300
2022
$6,612 (+4.9%)
$112,900 + $151,400
$264,300
2021
$6,302 (−3.4%)
$112,900 + $151,400
$264,300
2020
$6,523 (−0.9%)
$112,900 + $151,400
$264,300
2019
$6,580 (+9.4%)
$112,900 + $151,400
$264,300
2018
$6,012 (+1.0%)
$100,700 + $127,100
$227,800
2017
$5,955 (+13.8%)
$100,700 + $127,100
$227,800
2016
$5,231 (−17.2%)
$100,700 + $127,100
$227,800
2015
$6,320 (+8.9%)
$100,700 + $127,100
$227,800
2014
$5,803 (−1.1%)
$100,700 + $127,100
$227,800
2013
$5,869
$100,700 + $127,100
$227,800
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
R1-6
Neighborhood Residential District
The NR districts are intended for low-density neighborhoods primarily characterized by detached houses, semi-detached, and two-unit houses on individual lots.
Permitted uses
Include but are not limited to:
Garden center
Housing-Single unit
Housing-Other
Office
Educational/school
Library
Property details
Interior
Basement Information
Basement Sq. Ft: 952
Basement Type: Full
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Fuel Type: Gas
Heating Type: Forced Air
Room Information
# of Rooms: 8
Exterior
Exterior Information
Exterior Wall: Aluminum/Vinyl
Roof Covering Type: Asphalt
Roof Shape Type: Asphalt
Property Information
Subdivision Name: WARNERS SUB 1
Living Sq. Ft: 1,678
Ground Floor Sq. Ft: 964
Building Sq. Ft: 1,678
# of Stories: 1.5
Legal Description: WARNERS SUBD NO 1 ALL EXC E 13 FT OF LOT 3 ALL OF LOT 4 & E 10 FT OF LOT 5 BLK 3 NE 1/4 SEC 28
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,970
Legal Lot Number: 3
Legal Block Number: 3
Municipality Name: CITY OF WAUWATOSA
Acres: 0.16
Depth Footage: 120
Front Footage: 57
Zoning Code: R1-6
County Use Description: RESIDENTIAL
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,678
Stories: 1.5
Lot Size: 6,970 square feet
Style: Single Family Residential
Year Built: 1926
Year Renovated: 1960
County: Milwaukee County
APN: 3820218000
Home facts updated by county records on Oct 23, 2026
Around this home
Schools
Wilson Elementary School
Public PreK-5 • Assigned • 0.2mi
6/10
Longfellow Middle School
Public 6-8 • Assigned • 1.3mi
7/10
East High School
Public 9-12 • Assigned • 0.8mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
2/10 Heat Factor
7 days above 99° 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
Wauwatosa, WI • 53213
Average low and high temperatures (°F)
27
13
35
19
50
30
58
39
66
46
79
60
85
66
79
61
75
56
66
47
48
35
34
21
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10 hours in
June and 3.3 hours in December, placing it below the
U.S. average for solar exposure.
10 hrs
3.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$411,000 – $497,000
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