645 Osterman Ave, Deerfield, IL 60015 Property Records

Lake County property record for 645 Osterman Ave, Deerfield, IL 60015

Property Summary

Property TypeExempt (Full or Partial)
Details1.5 ba · 3,045 sqft · built 1930
Lot Size0.379 acres (16,501 sqft)
OwnerCompany Name on Record
Last Sale$436,000 (Oct 2018)
Tax Bill$36 (2024)
Flood ZoneZone X (minimal risk)
APN16-33-106-004

Property Details

APN / Parcel Number

Primary APN16-33-106-004

Interior

Full Baths1.5 Baths
Half Baths1 Half Bath
Stories2 Stories
Building Area3,045 sqft Gross Area
1st Floor Area1,015 sqft
Upper Floors Area1,015 sqft
Basement Area1,015 sqft

Exterior

Year BuiltBuilt 1930
Effective Year BuiltEffective 1930
Architectural StyleConventional
Exterior MaterialWood Siding
Construction TypeFrame
Roof MaterialComposition Shingle
Lot Area16,501 sqft (0.379 acres)
Garage TypeDetached
Garage Area440 sqft
Parking Spaces1 Parking Space
PorchOpen Porch
Porch Area270 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air with A/C

Location & Zoning

Street Address645 OSTERMAN AVE
CityDEERFIELD
StateIL
Zip60015-4312
Property CategoryOther
Property TypeOther > Exempt (Full or Partial)
Legal DescriptionHALL & OSTERMAN ADD LOT 2 BLOCK 2
Legal SubdivisionHALL & OSTERMAN ADD
Legal Block2
Legal Lot Number2
JurisdictionLAKE IL
Township / Civil DivisionWEST DEERFIELD
Census Block Group1
Census Block1009
Census Tract864904

Owner

Source: Lake County records, as of May 27, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordCompany Name on Record
Mailing Address850 WAUKEGAN RD, DEERFIELD, IL 60015-3206
Owner TypeCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleOct 24, 2018 · Amount on Record
Deed SaleOct 24, 2018 · Amount on Record
Deed Document Number20187521308
Prior Transfer DateOct 15, 1997
Prior Transfer Doc0004034906
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Lake County assessment roll, as of April 29, 2026

Property Jurisdictions

TypeName
StateIllinois
CountyLake County
County SubdivisionWest Deerfield Township
MunicipalityDeerfield Village
Elementary School DistrictDeerfield School District 109 (PK - 08)
Secondary School DistrictTownship High School District 113 (09 - 12)

Tax Bill & Assessment History

YearTax BillAssessed Market Value
2024$36.00 Additional exemption filed
2023Additional exemption filed
2020$345,539 Land $345,539

Assessed market value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective February 20, 2024 · 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 Policies1 in force
Nearby Flood Claims4 (1981–2010)
Claims Outside the SFHA1 of 4
Most Recent ClaimMay 2010 · rainfall accumulation

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

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

Wildfire RiskLow
lower than 97% of the US · lower than 79% 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.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemDEERFIELD
serves 19,196 people · EPA ID IL0974340
Water SourcePurchased surface water from HIGHLAND PARK
Last State InspectionOct 2025
Lead5 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting6
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 192 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL · Fixed Wireless in parts of the area
5,000 / 5,000
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20
T-Mobile
Fixed Wireless
100 / 20

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