2521 N Mason St is a 1,826 square foot house on a 9,744 square foot lot with 4 bedrooms and 1.5 bathrooms. Based on Redfin's Appleton data, we estimate the home's value is $238,887.
Single-familyProperty Type
1900Year Built
9,744 sq ftLot Size
$131Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$238,887
$9,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 11.7% lower than the average sale price ($271K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$2,945 (+6.8%)
$39,900 + $154,700
$194,600
2024
$2,758 (−4.4%)
$39,900 + $154,700
$194,600
2023
$2,885 (+10.3%)
$39,900 + $154,700
$194,600
2022
$2,616 (+5.0%)
$32,100 + $99,300
$131,400
2021
$2,490 (−0.4%)
$32,100 + $99,300
$131,400
2020
$2,501 (+3.5%)
$32,100 + $99,300
$131,400
2019
$2,416 (+7.0%)
$32,100 + $99,300
$131,400
2018
$2,259
$28,600 + $79,200
$107,800
2017
$2,258 (+2.0%)
$28,600 + $79,200
$107,800
2016
$2,214 (−0.9%)
$28,600 + $79,200
$107,800
2014
$2,233 (−0.3%)
$28,600 + $79,200
$107,800
2013
$2,240
$28,600 + $79,200
$107,800
Tax history for 2521 N Mason St
Year
Property tax
Land + Additions
Assessment*
2025
$2,945 (+6.8%)
$39,900 + $154,700
$194,600
2024
$2,758 (−4.4%)
$39,900 + $154,700
$194,600
2023
$2,885 (+10.3%)
$39,900 + $154,700
$194,600
2022
$2,616 (+5.0%)
$32,100 + $99,300
$131,400
2021
$2,490 (−0.4%)
$32,100 + $99,300
$131,400
2020
$2,501 (+3.5%)
$32,100 + $99,300
$131,400
2019
$2,416 (+7.0%)
$32,100 + $99,300
$131,400
2018
$2,259
$28,600 + $79,200
$107,800
2017
$2,258 (+2.0%)
$28,600 + $79,200
$107,800
2016
$2,214 (−0.9%)
$28,600 + $79,200
$107,800
2014
$2,233 (−0.3%)
$28,600 + $79,200
$107,800
2013
$2,240
$28,600 + $79,200
$107,800
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
R-2
Two-Family District
The R-2 district is intended to provide for and maintain residential areas characterized by single-family detached and 2- family dwelling units. Increased densities and the introduction of 2- family housing types are intended to provide for greater housing options for owners and renters while maintaining the basic qualities of a moderately dense residential neighborhood.
Permitted uses
Include but are not limited to:
Housing-Group
Housing-Single unit
Housing-Multiple units
Housing-Senior
Public service
Property details
Interior
Basement Information
Basement Sq. Ft: 958
Basement Type: Full
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1
# of Bathroom Fixtures: 8
Heating & Cooling
Heating Fuel Type: Gas
Heating Type: Warm Air
Room Information
# of Rooms: 8
Exterior
Exterior Information
Building Style Type: Old
Exterior Wall: Wood
Property Information
Living Sq. Ft: 1,826
Ground Floor Sq. Ft: 958
Building Sq. Ft: 2,717
# of Units: 1
# of Stories: 2
Legal Description: CSM 354 LOT 1 VOL 2 DOC 852101 LOC NE-NW SEC 22 T21N R17E
Lot Information
# of Buildings: 1
Land Sq. Ft: 9,744
Legal Lot Number: 1
Municipality Name: CITY OF APPLETON-OUTGAMIE CNTY
Acres: 0.2237
Depth Footage: 116
Front Footage: 84
County Use Description: RESIDENTIAL
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 4
Baths: 1.5
Sq. Ft.: 1,826
Stories: 2.0
Lot Size: 9,744 square feet
Style: Single Family Residential
Year Built: 1900
Year Renovated: —
County: Outagamie County
APN: 315457400
Home facts updated by county records on Jul 29, 2026
Around this home
Schools
Highlands Elementary School
Public PreK-5 • Assigned • 0.3mi
6/10
Wilson Middle School
Public 6-8 • Assigned • 1.5mi
3/10
West High School
Public 9-12 • Assigned • 1.2mi
4/10
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 97° expected this year, 12 days in 30 years
2/10 Wind Factor
Minor risk of severe winds over next 30 years
3/10 Air Factor
2 unhealthy days expected this year, 3 days in 30 years
Provided by First Street
Historical weather
Appleton, WI • 54914
Average low and high temperatures (°F)
26
12
33
17
47
29
56
40
66
48
76
60
83
66
78
62
77
58
65
47
47
34
31
18
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.9 hours in
June and 3.5 hours in December, placing it below the
U.S. average for solar exposure.
9.9 hrs
3.5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$227,000 – $275,000
Reach more buyers when you sell with Redfin. Save up to $2,389 in fees.3 minutes to get started.
Get a free, detailed breakdown of how we calculated your estimate.