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Winnetka, IL · records as of 2026-09-04

Blackthorn Rd, Winnetka

Every mapped parcel on Blackthorn Rd, in house-number order. Open an address for its full record — sales, permits, appeals, and the owner of record.

Parcels
13
Median assessed
$262,758
public record
Median est. market value
$2,628,000
model estimate
Sold in the last 2 years
1
median year built 1926
AddressUseBuiltBuildingLotAssessedLast salePermits
630 Blackthorn RdR-1 · 2 Story19245,254 sq ft19,000 sq ft$262,7582016-06-102
631 Blackthorn RdR-1 · 2 Story19224,158 sq ft27,000 sq ft$231,000
631 Blackthorn RdR-2$3,848
635 Blackthorn RdR-1 · 2 Story20217,477 sq ft28,555 sq ft$491,9612019-03-011
640 Blackthorn RdR-1 · 2 Story19164,545 sq ft18,911 sq ft$216,2312016-04-051
650 Blackthorn RdR-1 · 2 Story19107,757 sq ft58,580 sq ft$470,4922024-06-283
653 Blackthorn RdR-1 · 1.5 Story19282,944 sq ft19,032 sq ft$158,6022018-10-26
661 Blackthorn RdR-1 · 2 Story19113,139 sq ft23,912 sq ft$181,3202009-12-01
670 Blackthorn RdR-1 · 2 Story20228,113 sq ft33,350 sq ft$523,0002021-02-23
675 Blackthorn RdR-1 · 2 Story20125,622 sq ft20,385 sq ft$421,3012025-06-06
687 Blackthorn RdR-1 · 2 Story19276,485 sq ft31,727 sq ft$350,281
698 Blackthorn RdR-1 · 2 Story19205,754 sq ft53,256 sq ft$351,4662020-11-181
700 Blackthorn RdR-1 · 2 Story19374,558 sq ft28,462 sq ft$252,5902002-08-011

Decisions and source context

Follow reviewed public decisions in Winnetka, including funding, conditions and the records still needed to establish completion.

cook countyrecords

Independent research into local decisions and property records, with links to official municipal, county, state and federal sources. Not affiliated with any government. Estimates and unresolved questions are labeled. Winnetka property release: refreshed 2026-09-04 · assessor records 2026-09-01 · Board decisions through 2026-06-09.