Cook County Value

531 Senon Dr Lemont, IL 60439

4 bed / 2 bath, 2,983 sqft, built 2008, in Lemont. Assessor market value for 2026: $760,000.

Cook County account 22213120180000

Assessor market value
$760,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,983 sqft
$255 per sqft
Year built
2008
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 60439 and Lemont assessment pages.

Local guide: Lemont Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Lemont, appeals to the Assessor closed . Board of Review dates for Lemont 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 39.4% from $545,080 in 2025 to $760,000 in 2026.
  • Assessor market value per square footThe current public record shows about $255 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lemont neighborhood and ZIP 60439.
  • Neighborhood value signalAmong 2,806 residential records in the same neighborhood, the average assessor market value is about $255 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +30.4% on average.

Comparable assessments

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

  • 537 Senon Dr Lemont, IL 60439
    2,995 sqft | $250/sqft | built 2002 | Similar size (2,995 vs 2,983 sqft); Similar lot size (10,656 vs 10,750 sqft); Same quality (Average)
    $750,000
  • 13870 Anne Dr Lemont, IL 60439
    2,996 sqft | $260/sqft | built 2016 | Similar size (2,996 vs 2,983 sqft); Similar lot size (10,798 vs 10,750 sqft); Same quality (Average)
    $780,010
  • 13052 Sunrise Dr Lemont, IL 60439
    2,986 sqft | $248/sqft | built 2001 | Similar size (2,986 vs 2,983 sqft); Similar lot size (11,200 vs 10,750 sqft); Same quality (Average)
    $740,000
  • 16426 Pasture Dr Lemont, IL 60439
    2,999 sqft | $230/sqft | built 2001 | Similar size (2,999 vs 2,983 sqft); Similar lot size (10,785 vs 10,750 sqft); Same quality (Average)
    $690,000
  • 1250 Abbey Oaks Dr Lemont, IL 60439
    2,973 sqft | $242/sqft | built 1998 | Similar size (2,973 vs 2,983 sqft); Similar lot size (11,000 vs 10,750 sqft); Same quality (Average)
    $720,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 12655 Derry Dr Lemont, IL 60439
    June-29-2026 | 2,672 sqft | $266/sqft | built 2025 | 10% size difference (2,672 sqft); Sold after the valuation date; Within 1 bedroom (3 vs 4)
    $710,150
  • 1217 Woburn Dr Lemont, IL 60439
    2,576 sqft | $318/sqft | built 2016 | 14% size difference (2,576 sqft); Moderate age difference (8 years newer); Same beds (4)
    $819,000
  • 1238 Acorn St Lemont, IL 60439
    2,802 sqft | $223/sqft | built 1990 | 6% size difference (2,802 sqft); Within 1 bedroom (3 vs 4)
    $625,000
  • 12554 Eileen St Lemont, IL 60439
    June-29-2026 | 3,421 sqft | $272/sqft | built 2025 | 15% size difference (3,421 sqft); Sold after the valuation date; Within 1 bedroom (5 vs 4)
    $930,895
  • 11 Cedar Ct Lemont, IL 60439
    2,722 sqft | $253/sqft | built 1990 | 9% size difference (2,722 sqft); Same beds (4)
    $690,000

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 39.4% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$760,000+$214,920+39.4%
2025$545,080−$27,730−4.8%
2024$572,810−$59,960−9.5%
2023$632,770+$214,750+51.4%
2022$418,020$00.0%
2021$418,020−$37,510−8.2%
2020$455,530——
6-year total+$304,470+66.8%