Cook County Value

11 N County Line Rd, Hinsdale, IL 60521

3 bed / 2 bath, 2,776 sqft, built 2001, in Lyons Assessor market value for 2026: $1,010,000.

Cook County account 18063240100000

Assessor market value
$1,010,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,776 sqft
$364 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 16.1% from $870,000 in 2025 to $1,010,000 in 2026.
  • Assessor market value per square footThe current public record shows about $364 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.

  • 230 Mills St, Hinsdale, IL 60521
    2,757 sqft | $395/sqft | built 1999 | Similar size (2,757 vs 2,776 sqft); Similar age (1999 vs 2001); Similar lot size (8,250 vs 9,147 sqft)
    $1,090,000
  • 236 Mills St, Hinsdale, IL 60521
    2,793 sqft | $394/sqft | built 1998 | Similar size (2,793 vs 2,776 sqft); Similar age (1998 vs 2001); Similar lot size (8,250 vs 9,147 sqft)
    $1,100,000
  • 527 The Ln, Hinsdale, IL 60521
    2,850 sqft | $372/sqft | built 1998 | Similar size (2,850 vs 2,776 sqft); Similar age (1998 vs 2001); Lot 15% smaller (7,800 vs 9,147 sqft)
    $1,060,000
  • 615 E Walnut St, Hinsdale, IL 60521
    2,709 sqft | $410/sqft | built 1996 | Similar size (2,709 vs 2,776 sqft); Similar age (1996 vs 2001); Lot 13% smaller (7,920 vs 9,147 sqft)
    $1,110,000
  • 545 Minneola St, Hinsdale, IL 60521
    2,946 sqft | $316/sqft | built 1988 | 6% larger (2,946 vs 2,776 sqft); Similar lot size (9,129 vs 9,147 sqft); Same quality (Average)
    $930,000

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 | 13% size difference (3,149 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $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 16.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,010,000+$140,000+16.1%
2025$870,000$00.0%
2024$870,000$00.0%
2023$870,000+$114,610+15.2%
2022$755,390$00.0%
2021$755,390+$100.0%
2020$755,380——
6-year total+$254,620+33.7%