21 Sherwick Rd is a 1,232 square foot house on a 0.39 acre lot with 3 bedrooms and 1.5 bathrooms. - it last sold on June 01, 1987 for $90,000. Based on Redfin's Oswego data, we estimate the home's value is $335,217.
Single-familyProperty Type
1977Year Built
0.39 acresLot Size
$272Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$335,217
$245K since sold in June 1987$1,000 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 2.7% higher than the average sale price ($326K) 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.
Zoning
R-2
Single-Unit Dwelling District
The R-2 Single-Unit Dwelling District is established to accommodate moderate density residential development. The R-2 District allows single-unit dwellings, other residential uses, and limited non-residential uses that are compatible with surrounding residential neighborhoods.
Permitted uses
Include but are not limited to:
Garden center
Housing-Group
Housing-Single unit
Public service
Educational/school
Park & open space
Property details
Interior
Basement Information
Basement Sq. Ft: 672
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1
Heating & Cooling
Heating Type: Gas
Room Information
# of Rooms: 6
Exterior
Exterior Information
Exterior Wall: Vinyl
Roof Covering Type: Asphalt
Roof Shape Type: Asphalt
Building Type: Ranch
Property Information
Subdivision Name: BOULDER MILL 30
Living Sq. Ft: 1,232
Building Sq. Ft: 1,232
Legal Description: LT 70 BOULDER HILL UNIT 30 VILLAGE OF OSWEGO
Parking & Garage Information
Garage/Parking Sq. Ft: 560
Lot Information
# of Buildings: 1
Land Sq. Ft: 17,144
Legal Lot Number: 70
Municipality Name: OSWEGO TWP
Acres: 0.3936
County Use Description: RES IMPROVED
Financial
Assessor Information
Assessment Year: 2025
Tax District County: OSWEGO TOWNSHIP
Public facts
Beds: 3
Baths: 1.5
Sq. Ft.: 1,232
Stories: —
Lot Size: 0.39 acres
Style: Single Family Residential
Year Built: 1977
Year Renovated: —
County: Kendall County
APN: 0308430019
Home facts updated by county records on Jul 22, 2026
Around this home
Schools
Old Post Elementary School
Public K-5 • Assigned • 0.7mi
6/10
Thompson Junior High School
Public 6-8 • Assigned • 0.3mi
5/10
Oswego High School
Public 9-12 • Assigned • 1.1mi
8/10
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, 15 days in 30 years
2/10 Wind Factor
1% chance of strong winds in next 30 years
3/10 Air Factor
3 unhealthy days expected this year, 4 days in 30 years
Provided by First Street
Historical weather
Oswego, IL • 60543
Average low and high temperatures (°F)
29
14
38
20
56
33
64
43
72
49
82
62
86
68
83
62
80
56
69
46
50
36
35
21
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.2 hours in
June and 3.5 hours in December, placing it below the
U.S. average for solar exposure.
10.2 hrs
3.5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$319,000 – $386,000
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