Cook County Value

201 Blackstone Ave, La Grange, IL 60525

4 bed / 2 bath, 3,038 sqft, built 1926, in Lyons. Assessor market value for 2026: $1,160,000.

Cook County account 18054140010000

Assessor market value
$1,160,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,038 sqft
$382 per sqft
Year built
1926
Average quality

Compare this assessment

Start with the county value and property facts, then review appraisal comps, recent sales, and prior-year changes to decide whether the assessment is worth challenging. The comps on this page are free to review; email sign-in is only used to save a printable report.

For nearby context, browse ZIP 60525 and Lyons assessment pages.

Local guide: Lyons Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Lyons, appeals to the Assessor closed . Board of Review dates for Lyons have not been published yet.

Deadline rule: Set by township: file with the Assessor by your township's last file date, and with the Board of Review while your township is open there. Evidence is reviewed by the Cook County Assessor's Office or, in a separate appeal, by the Cook County Board of Review. Dates checked against the official source.

Assessment snapshot

These public CCAO records highlight what may be worth checking before you file.

  • Assessment changeThe assessor market value increased 28.9% from $900,000 in 2025 to $1,160,000 in 2026.
  • Assessor market value per square footThe current public record shows about $382 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lyons neighborhood and ZIP 60525.
  • Neighborhood value signalAmong 932 residential records in the same neighborhood, the average assessor market value is about $390 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +32.9% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 450 Blackstone Ave, La Grange, IL 60525
    3,108 sqft | $354/sqft | built 1927 | Similar size (3,108 vs 3,038 sqft); Similar age (1927 vs 1926); Similar lot size (15,630 vs 16,500 sqft)
    $1,100,000
  • 204 Sunset Ave, La Grange, IL 60525
    3,222 sqft | $448/sqft | built 1925 | 6% larger (3,222 vs 3,038 sqft); Similar age (1925 vs 1926); Similar lot size (16,500 vs 16,500 sqft)
    $1,442,930
  • 337 Sunset Ave, La Grange, IL 60525
    2,758 sqft | $435/sqft | built 1925 | 9% smaller (2,758 vs 3,038 sqft); Similar age (1925 vs 1926); Similar lot size (16,050 vs 16,500 sqft)
    $1,200,000
  • 350 Sunset Ave, La Grange, IL 60525
    2,669 sqft | $450/sqft | built 1923 | 12% smaller (2,669 vs 3,038 sqft); Similar age (1923 vs 1926); Similar lot size (16,308 vs 16,500 sqft)
    $1,200,000
  • 245 S Park Rd, La Grange, IL 60525
    3,316 sqft | $410/sqft | built 1926 | 9% larger (3,316 vs 3,038 sqft); Built same year (1926); Similar lot size (15,000 vs 16,500 sqft)
    $1,360,000

Recent comparable sales

Sales selected by similarity to the subject property.

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 28.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,160,000+$260,000+28.9%
2025$900,000$00.0%
2024$900,000$00.0%
2023$900,000+$212,110+30.8%
2022$687,890$00.0%
2021$687,890+$100.0%
2020$687,880——
6-year total+$472,120+68.6%