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Western Springs 60558 property tax appeal 2026

49% of homes here may be assessed higher than similar homes nearby.

Deadline

  • Lyons Township: file with the Cook County Board of Review by November 6, 2026. Evidence is due by November 16, 2026.(15 days left) Lyons filing guide
  • Proviso Township: file with the Cook County Assessor by October 27, 2026.(5 days left) Proviso filing guide

What the public records show

Homes checked
4,931
May be assessed too high
2,439 (49%)
Median estimated saving
$1,557 a year

Data as of October 20, 2026. Source: Cook County Assessor open data (2026 assessed values, property characteristics and recorded sales), checked by Morganwell. Estimates from public records, not an appraisal and not a promise; the county decides every appeal. How the check works

Streets in 60558

Questions

When is the property tax appeal deadline for Western Springs 60558 in 2026?
ZIP 60558 crosses Lyons Township and Proviso Township; your assessment notice names yours. Lyons Township: file with the Cook County Board of Review by November 6, 2026. Evidence is due by November 16, 2026. Proviso Township: file with the Cook County Assessor by October 27, 2026.
How many homes in 60558 are assessed too high?
Of 4,931 homes we checked, 2,439 (49%) come up assessed higher than similar homes nearby or above what similar homes sold for. The median estimated saving among them is about $1,557 a year.
Do I need a lawyer to appeal?
No. Filing with the Cook County Assessor and the Board of Review is free and homeowners can file for themselves.

Morganwell is not a law firm and does not give legal advice. You file your own appeal. No outcome is guaranteed.