Cook County Value

12810 Waterford Dr Lemont, IL 60439

4 bed / 3 bath, 3,006 sqft, built 2007, in Lemont. Assessor market value for 2026: $790,000.

Cook County account 22352020170000

Assessor market value
$790,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,006 sqft
$263 per sqft
Year built
2007
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 31.9% from $598,720 in 2025 to $790,000 in 2026.
  • Assessor market value per square footThe current public record shows about $263 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.

  • 16700 Pasture Dr Lemont, IL 60439
    2,995 sqft | $254/sqft | built 2006 | Similar size (2,995 vs 3,006 sqft); Similar age (2006 vs 2007); Similar lot size (12,613 vs 12,689 sqft)
    $760,000
  • 13074 Klappa Dr Lemont, IL 60439
    3,042 sqft | $240/sqft | built 2005 | Similar size (3,042 vs 3,006 sqft); Similar age (2005 vs 2007); Similar lot size (12,805 vs 12,689 sqft)
    $730,000
  • 13010 Klappa Dr Lemont, IL 60439
    3,027 sqft | $261/sqft | built 2013 | Similar size (3,027 vs 3,006 sqft); Similar lot size (12,798 vs 12,689 sqft); Same quality (Average)
    $790,010
  • 16484 Willow Dr Lemont, IL 60439
    2,999 sqft | $304/sqft | built 2013 | Similar size (2,999 vs 3,006 sqft); Similar lot size (12,680 vs 12,689 sqft); Same quality (Average)
    $912,980
  • 12675 Waterford Dr Lemont, IL 60439
    3,013 sqft | $269/sqft | built 2011 | Similar size (3,013 vs 3,006 sqft); Similar age (2011 vs 2007); Similar lot size (12,380 vs 12,689 sqft)
    $810,010

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 | 11% size difference (2,672 sqft); Sold after the valuation date; Within 1 bedroom (3 vs 4)
    $710,150
  • 11 Cedar Ct Lemont, IL 60439
    2,722 sqft | $253/sqft | built 1990 | 9% size difference (2,722 sqft); Same beds (4)
    $690,000
  • 12554 Eileen St Lemont, IL 60439
    June-29-2026 | 3,421 sqft | $272/sqft | built 2025 | 14% size difference (3,421 sqft); Sold after the valuation date; Within 1 bedroom (5 vs 4)
    $930,895
  • 1217 Woburn Dr Lemont, IL 60439
    2,576 sqft | $318/sqft | built 2016 | 14% size difference (2,576 sqft); Moderate age difference (9 years newer); Same beds (4)
    $819,000
  • 1238 Acorn St Lemont, IL 60439
    2,802 sqft | $223/sqft | built 1990 | 7% size difference (2,802 sqft); Within 1 bedroom (3 vs 4)
    $625,000

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 31.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$790,000+$191,280+31.9%
2025$598,720−$32,960−5.2%
2024$631,680−$38,320−5.7%
2023$670,000+$201,600+43.0%
2022$468,400$00.0%
2021$468,400+$14,720+3.2%
2020$453,680——
6-year total+$336,320+74.1%