Cook County Value

22 Valley View Dr Lemont, IL 60439

4 bed / 2 bath, 3,280 sqft, built 1996, in Lemont. Assessor market value for 2026: $780,000.

Cook County account 22313060110000

Assessor market value
$780,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,280 sqft
$238 per sqft
Year built
1996
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 35.9% from $574,140 in 2025 to $780,000 in 2026.
  • Assessor market value per square footThe current public record shows about $238 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.

  • 13125 Raphael Lemont, IL 60439
    3,282 sqft | $262/sqft | built 1994 | Similar size (3,282 vs 3,280 sqft); Similar age (1994 vs 1996); Similar lot size (40,205 vs 40,946 sqft)
    $860,000
  • 24 Valley View Dr Lemont, IL 60439
    3,274 sqft | $244/sqft | built 1998 | Similar size (3,274 vs 3,280 sqft); Similar age (1998 vs 1996); Similar lot size (40,075 vs 40,946 sqft)
    $800,000
  • 12549 S Archer Ave Lemont, IL 60439
    3,257 sqft | $276/sqft | built 2000 | Similar size (3,257 vs 3,280 sqft); Similar age (2000 vs 1996); Similar lot size (41,948 vs 40,946 sqft)
    $900,000
  • 1220 Emerald Dr Lemont, IL 60439
    3,285 sqft | $222/sqft | built 1981 | Similar size (3,285 vs 3,280 sqft); Similar lot size (42,253 vs 40,946 sqft); Same quality (Average)
    $730,000
  • 13433 Red Fox Ct Lemont, IL 60439
    3,281 sqft | $274/sqft | built 2000 | Similar size (3,281 vs 3,280 sqft); Similar age (2000 vs 1996); Lot 16% larger (47,306 vs 40,946 sqft)
    $900,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 1238 Acorn St Lemont, IL 60439
    2,802 sqft | $223/sqft | built 1990 | 15% size difference (2,802 sqft); Moderate age difference (6 years older); Within 1 bedroom (3 vs 4)
    $625,000
  • 11 Cedar Ct Lemont, IL 60439
    2,722 sqft | $253/sqft | built 1990 | Moderate age difference (6 years older); Same beds (4)
    $690,000

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 35.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$780,000+$205,860+35.9%
2025$574,140$00.0%
2024$574,140−$25,860−4.3%
2023$600,000+$140,080+30.5%
2022$459,920$00.0%
2021$459,920+$200.0%
2020$459,900——
6-year total+$320,100+69.6%