As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$4,088 (+4.1%)
$109,200 + $147,000
$256,200
2024
$3,927 (+7.0%)
$109,200 + $147,000
$256,200
2023
$3,670 (−3.9%)
$96,400 + $123,600
$220,000
2022
$3,819 (−1.0%)
$96,400 + $123,600
$220,000
2021
$3,858 (−0.5%)
$96,400 + $106,500
$202,900
2020
$3,879 (+4.5%)
$96,400 + $106,500
$202,900
2019
$3,711 (+4.8%)
$94,200 + $91,800
$186,000
2018
$3,541 (−2.2%)
$94,200 + $91,800
$186,000
2017
$3,620 (+1.3%)
$112,000 + $64,000
$176,000
2016
$3,573 (+2.1%)
$112,000 + $64,000
$176,000
2014
$3,498 (−1.8%)
$73,300 + $97,600
$170,900
2013
$3,563
$73,300 + $90,400
$163,700
Tax history for 12550 Knoll Rd
Year
Property tax
Land + Additions
Assessment*
2025
$4,088 (+4.1%)
$109,200 + $147,000
$256,200
2024
$3,927 (+7.0%)
$109,200 + $147,000
$256,200
2023
$3,670 (−3.9%)
$96,400 + $123,600
$220,000
2022
$3,819 (−1.0%)
$96,400 + $123,600
$220,000
2021
$3,858 (−0.5%)
$96,400 + $106,500
$202,900
2020
$3,879 (+4.5%)
$96,400 + $106,500
$202,900
2019
$3,711 (+4.8%)
$94,200 + $91,800
$186,000
2018
$3,541 (−2.2%)
$94,200 + $91,800
$186,000
2017
$3,620 (+1.3%)
$112,000 + $64,000
$176,000
2016
$3,573 (+2.1%)
$112,000 + $64,000
$176,000
2014
$3,498 (−1.8%)
$73,300 + $97,600
$170,900
2013
$3,563
$73,300 + $90,400
$163,700
*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
Legal Description: PT NE1/4 SEC 25 T7N R20E COM NE COR S 1475.19 FT N89 10'W 314 FT THE BGN N89 10'W 107 FT S 170 FT S89 10'E 107 FT N 170 FT TO BGN 0.42 AC R175/129
Lot Information
Land Sq. Ft: 18,208
Municipality Name: ELM GROVE VILLAGE
Acres: 0.418
State Use Description: RESIDENTIAL
Financial
Assessor Information
Assessment Year: 2025
Tax District County: ELM GROVE VILLAGE
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 0.42 acres
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: Waukesha County
APN: EGV 1105981
Home facts updated by county records on Sep 21, 2026
Around this home
Schools
Tonawanda Elementary School
Public PreK-5 • Assigned • 1.1mi
8/10
Pilgrim Park Middle School
Public 6-8 • Assigned • 1.9mi
9/10
East High School
Public 9-12 • Assigned • 2.9mi
10/10
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 101° 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
Elm Grove, WI • 53122
Average low and high temperatures (°F)
26
12
34
18
50
30
58
39
66
46
79
60
84
66
79
61
75
56
65
47
48
35
33
20
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
$356,000 – $431,000
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