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20510 Dunham Rd, Marengo, IL 60152 Property Records

McHenry County property record for 20510 Dunham Rd, Marengo, IL 60152

Property Summary

Property TypeSingle Family Home
Details1,540 sqft · built 1978
Lot Size1.23 acres (53,579 sqft)
OwnerIndividual Name on File
Last Sale$90,000 (Jun 2013)
Tax Bill$1,838 (2024)
Deeds & MortgagesFeb 2024 Transfer
May 2023 Transfer
Flood ZoneZone X (minimal risk)
APN06-25-452-004

Property Details

APN / Parcel Number

Primary APN06-25-452-004

Interior

Stories1 Story
Building Area1,540 sqft Living Area
1st Floor Area1,540 sqft
Basement Area1,540 sqft

Exterior

Year BuiltBuilt 1978
Effective Year BuiltEffective 1978
Architectural StyleRanch
Lot Area53,579 sqft (1.23 acres)
Garage Area600 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address20510 DUNHAM RD
CityMARENGO
StateIL
Zip60152-9654
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionDOC 2024R0003415 & 2013R0027586 LT 2 BLK 1 WOODLANE HEIGHTS MEMO: 1/2 INT PER DOC 2024R0003415 & 1/2 INT PER DOC 2013R0027586
Legal SubdivisionWOODLANE HEIGHTS
Legal Block1
Legal Lot Number2
JurisdictionMCHENRY IL
Township / Civil DivisionDUNHAM
Census Block Group4
Census Block4044
Census Tract870200

Owner

20510 Dunham Rd is owned and occupied by an individual who bought it in June 2013.

Source: McHenry County records, as of March 27, 2026

Owner of RecordIndividual Name on File
Mailing Address20510 DUNHAM RD, MARENGO, IL 60152-9654
OccupancyOwner Occupied
Owner TypeIndividual
VestingSingle

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

DateDocument
Feb 14, 2024Intrafamily Transfer, Transfer
May 5, 2023Intrafamily Transfer, Transfer
ATTORNEY

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJun 3, 2013 · Amount on File
Deed SaleJun 3, 2013 · Amount on File
Deed Document Number201327586
Prior Transfer DateAug 16, 1999
Prior Transfer Doc0000058967
Record UpdatedOct 29, 2026

February 2024: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionMCHENRY IL
Recording DateFeb 14, 2024
Property Address20510 DUNHAM RD, MARENGO, IL 60152-9654
Document Number0000003415
Map ReferenceDOC 548842
Instrument DateFeb 12, 2024
Instrument2024R0003415
Transaction TypeTransfer
Record UpdatedFeb 23, 2024

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address20510 DUNHAM RD, MARENGO, IL 60152-9654

May 2023: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionMCHENRY IL
Recording DateMay 5, 2023
Property Address20510 DUNHAM RD, MARENGO, IL 60152-9654
Document Number0000010236
Map ReferenceDOC 548842
Instrument DateMay 1, 2023
Instrument2023R0010236
Transaction TypeTransfer
Record UpdatedJun 7, 2023
Title CompanyATTORNEY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address13569 BEAVERTON RD, POPLAR GROVE, IL 61065-8858

Tax Assessment & Valuation

Source: McHenry County assessment roll, as of March 27, 2026

Property Jurisdictions

TypeName
StateIllinois
CountyMcHenry County
County SubdivisionDunham Township
Unified School DistrictHarvard Community Unit School District 50 (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2024$1,838.00$47,077 Land $17,780 Building $29,297$141,231 Land $53,340 Building $87,891
2022$41,646 Land $15,729 Building $25,917$124,938 Land $47,187 Building $77,751

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 20510 Dunham Rd in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2007.

Source: FEMA National Flood Hazard Layer, effective February 28, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies2 in force
Nearby Flood Claims2 (2007)
Claims Outside the SFHA1 of 2
Most Recent ClaimAug 2007 · river or lake flooding

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Wildfire risk around 20510 Dunham Rd is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 93% of the US · above 42% of Illinois
Wildfire LikelihoodUnder 0.01% annual chance
ExposureDirect
burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Internet Providers

Source: FCC Broadband Data Collection, based on 24 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Starlink
Satellite		280 / 30
Rise Broadband
Fixed Wireless		100 / 20
E-vergent
Fixed Wireless		50 / 10
Verizon
Fixed Wireless		25 / 6
Fox Valley Internet
Fixed Wireless		25 / 5
AT&T
Fixed Wireless · DSL		25 / 3
T-Mobile
Fixed Wireless		25 / 3

Cell Coverage

5G (outdoors only) and 4G LTE

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