Cook County Value

1209 Notre Dame Dr Lemont, IL 60439

4 bed / 3 bath, 3,399 sqft, built 1995, in Lemont. Assessor market value for 2026: $760,000.

Cook County account 22284110480000

Assessor market value
$760,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,399 sqft
$224 per sqft
Year built
1995
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 25.2% from $607,190 in 2025 to $760,000 in 2026.
  • Assessor market value per square footThe current public record shows about $224 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

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

  • 1192 Camelot Ln Lemont, IL 60439
    3,362 sqft | $229/sqft | built 1996 | Similar size (3,362 vs 3,399 sqft); Similar age (1996 vs 1995); Similar lot size (14,949 vs 14,973 sqft)
    $770,010
  • 70 Deer Ln Lemont, IL 60439
    3,365 sqft | $264/sqft | built 2001 | Similar size (3,365 vs 3,399 sqft); Similar lot size (15,506 vs 14,973 sqft); Same quality (Average)
    $890,000
  • 104 Doolin St Lemont, IL 60439
    3,370 sqft | $226/sqft | built 1995 | Similar size (3,370 vs 3,399 sqft); Built same year (1995); Lot 11% larger (16,572 vs 14,973 sqft)
    $760,000
  • 1196 Pleasant Pl Lemont, IL 60439
    3,366 sqft | $223/sqft | built 1995 | Similar size (3,366 vs 3,399 sqft); Built same year (1995); Similar lot size (13,988 vs 14,973 sqft)
    $750,000
  • 1007 Stirrup Ln Lemont, IL 60439
    3,417 sqft | $255/sqft | built 2001 | Similar size (3,417 vs 3,399 sqft); Similar lot size (14,607 vs 14,973 sqft); Same quality (Average)
    $870,000

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 25.2% 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+$152,810+25.2%
2025$607,190−$22,420−3.6%
2024$629,610−$40,400−6.0%
2023$670,010+$225,540+50.7%
2022$444,470$00.0%
2021$444,470+$100.0%
2020$444,460——
6-year total+$315,540+71.0%