27577 Knief Rd is a 1,572 square foot house on a 0.52 acre lot with 3 bedrooms. Based on Redfin's Rock Falls data, we estimate the home's value is $179,636.
Single-familyProperty Type
1977Year Built
0.52 acresLot Size
$114Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$179,636
$1,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.9% higher than the average sale price ($176K) 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
$4,643 (+14.7%)
$5,415 + $60,999
$66,414
2024
$4,050 (+19.9%)
$4,775 + $53,791
$58,566
2023
$3,376 (−13.6%)
$4,351 + $49,012
$53,363
2022
$3,908 (−0.2%)
$4,077 + $45,930
$50,007
2021
$3,917 (+2.0%)
$4,048 + $45,606
$49,654
2020
$3,840 (+1.8%)
$3,953 + $44,533
$48,486
2019
$3,773 (+2.1%)
$3,869 + $43,587
$47,456
2018
$3,695
$3,897 + $43,903
$47,800
2017
$3,695 (+3.8%)
$3,735 + $42,073
$45,808
2016
$3,558 (+1.5%)
$3,555 + $40,050
$43,605
2015
$3,504 (+10.3%)
$3,424 + $38,576
$42,000
2013
$3,177
$3,591 + $40,459
$44,050
Tax history for 27577 Knief Rd
Year
Property tax
Land + Additions
Assessment*
2025
$4,643 (+14.7%)
$5,415 + $60,999
$66,414
2024
$4,050 (+19.9%)
$4,775 + $53,791
$58,566
2023
$3,376 (−13.6%)
$4,351 + $49,012
$53,363
2022
$3,908 (−0.2%)
$4,077 + $45,930
$50,007
2021
$3,917 (+2.0%)
$4,048 + $45,606
$49,654
2020
$3,840 (+1.8%)
$3,953 + $44,533
$48,486
2019
$3,773 (+2.1%)
$3,869 + $43,587
$47,456
2018
$3,695
$3,897 + $43,903
$47,800
2017
$3,695 (+3.8%)
$3,735 + $42,073
$45,808
2016
$3,558 (+1.5%)
$3,555 + $40,050
$43,605
2015
$3,504 (+10.3%)
$3,424 + $38,576
$42,000
2013
$3,177
$3,591 + $40,459
$44,050
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
A-1
Agricultural District
The purpose of the agricultural district is to preserve, to the greatest extent possible, the agricultural base of the county. This is to be accomplished by limiting the allowable and conditional uses and also through the use of the LESA program when considering proposed changes to other zoning classifications.
Permitted uses
Include but are not limited to:
Agriculture
Greenhouse / nursery
Religious facility
Housing-Group
Housing-Single unit
Infrastructure
Office
Educational/school
Kennel
Park & open space
Property details
Interior
Basement Information
Basement Sq. Ft: 1,572
Basement Type: Full
Exterior
Exterior Information
Building Type: Single Family
Property Information
Subdivision Name: PIERSONS SUB
Building Sq. Ft: 1,572
Legal Description: PIERSONS SUB #1 LOT 2 80002X
Parking & Garage Information
Garage/Parking Sq. Ft: 576
Lot Information
# of Buildings: 1
Land Sq. Ft: 22,673
Legal Lot Number: 2
Municipality Name: MONTMORENCY
Acres: 0.5205
County Use Description: IMPROVED LOTS
Financial
Assessor Information
Assessment Year: 2025
Tax Area: WHITESIDE COUNTY
Public facts
Beds: 3
Baths: —
Sq. Ft.: 1,572
Stories: —
Lot Size: 0.52 acres
Style: Single Family Residential
Year Built: 1977
Year Renovated: —
County: Whiteside County
APN: 1708452005
Home facts updated by county records on Jul 6, 2026
Around this home
Schools
Montmorency Ccsd #145
Public K-8 • Assigned • 1.6mi
5/10
Rock Falls Township High School
Public 9-12 • Assigned • 3.3mi
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
3/10 Heat Factor
7 days above 103° expected this year, 16 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
Rock Falls, IL • 61071
Average low and high temperatures (°F)
30
14
39
20
56
34
64
44
74
51
83
63
86
69
83
63
82
56
70
47
50
35
35
21
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 3.7 hours in December, placing it below the
U.S. average for solar exposure.