18801 Oak Grove Rd is a house on a 5.13 acre lot. - it last sold on September 01, 2000 for $180,000. Based on Redfin's Harvard data, we estimate the home's value is $389,998.
Single-familyProperty Type
5.13 acresLot Size
Source:Public Records
Redfin Estimate
$389,998
$210K since sold in September 2000$1,000 since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 16.3% higher than the average sale price ($335K) of 5 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
A1
Agriculture District
The intent of the A-1 Agriculture District is to permit agricultural purposes and activities. Residences are allowed on large agricultural parcels within the County. The standards of the A-1 District promote the continuation of farming and protect agricultural land uses from the encroachment of incompatible uses.
Permitted uses
Include but are not limited to:
Agriculture
Equestrian facility
Greenhouse / nursery
Housing-Single unit
Public service
Educational/school
Fire house
Police station
Communications tower
Park & open space
Property details
Exterior
Property Information
Legal Description: DOC 2023R0016457 PC NW COR LYING E OF CEN FERRIS RD NW1/4
Lot Information
Land Sq. Ft: 223,463
Legal Block Number: 100
Municipality Name: ALDEN TOWNSHIP
Acres: 5.13
County Use Description: RESIDENTIAL
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: 5.13 acres
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: McHenry County
APN: 02-21-100-018
Home facts updated by county records on Jun 15, 2026
Around this home
Schools
Alden Hebron Elementary School
Public PreK-5 • Assigned • 6.1mi
7/10
Alden-Hebron Middle School
Public 6-8 • Assigned • 6.0mi
7/10
Alden-Hebron High School
Public 9-12 • Assigned • 6.0mi
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
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
2/10 Heat Factor
7 days above 102° expected this year, 14 days in 30 years
2/10 Wind Factor
0% chance of strong winds in next 30 years
1/10 Air Factor
0 unhealthy days expected this year, 0 days in 30 years
Provided by First Street
Historical weather
Harvard, IL • 60033
Average low and high temperatures (°F)
25
10
34
16
51
29
60
40
68
47
79
60
82
64
79
60
77
54
66
45
47
33
32
18
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 3.5 hours in December, placing it below the
U.S. average for solar exposure.
10 hrs
3.5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$371,000 – $449,000
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