Cook County Value

531 The Ln, Hinsdale, IL 60521

4 bed / 2 bath, 2,690 sqft, built 2001, in Lyons. Assessor market value for 2026: $1,050,000.

Cook County account 18061240110000

Assessor market value
$1,050,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,690 sqft
$390 per sqft
Year built
2001
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 60521 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 15.5% from $909,290 in 2025 to $1,050,000 in 2026.
  • Assessor market value per square footThe current public record shows about $390 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 60521.
  • Neighborhood value signalAmong 359 residential records in the same neighborhood, the average assessor market value is about $397 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +29.0% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 207 Justina St, Hinsdale, IL 60521
    2,713 sqft | $417/sqft | built 1996 | Similar size (2,713 vs 2,690 sqft); Similar age (1996 vs 2001); Similar lot size (7,365 vs 7,200 sqft)
    $1,130,000
  • 509 Phillippa St, Hinsdale, IL 60521
    2,685 sqft | $454/sqft | built 2001 | Similar size (2,685 vs 2,690 sqft); Built same year (2001); Similar lot size (7,250 vs 7,200 sqft)
    $1,220,000
  • 519 N County Line Rd, Hinsdale, IL 60521
    2,790 sqft | $441/sqft | built 2004 | Similar size (2,790 vs 2,690 sqft); Similar age (2004 vs 2001); Similar lot size (7,192 vs 7,200 sqft)
    $1,230,000
  • 524 Justina St, Hinsdale, IL 60521
    2,600 sqft | $404/sqft | built 2004 | Similar size (2,600 vs 2,690 sqft); Similar age (2004 vs 2001); Similar lot size (7,308 vs 7,200 sqft)
    $1,050,000
  • 513 E Ravine Rd, Hinsdale, IL 60521
    2,696 sqft | $404/sqft | built 1999 | Similar size (2,696 vs 2,690 sqft); Similar age (1999 vs 2001); Similar lot size (6,588 vs 7,200 sqft)
    $1,090,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 405 Phillippa St, Hinsdale, IL 60521
    June-29-2026 | 3,149 sqft | $495/sqft | built 2005 | Moderate age difference (4 years newer); Sold after the valuation date; Within 1 bedroom (5 vs 4)
    $1,560,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 15.5% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,050,000+$140,710+15.5%
2025$909,290$00.0%
2024$909,290−$50,710−5.3%
2023$960,000+$160,970+20.1%
2022$799,030$00.0%
2021$799,030$00.0%
2020$799,030——
6-year total+$250,970+31.4%