Cook County Value

30 Valley View Dr Lemont, IL 60439

4 bed / 2 bath, 2,542 sqft, built 1995, in Lemont. Assessor market value for 2026: $700,010.

Cook County account 22313060150000

Assessor market value
$700,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,542 sqft
$275 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 37.7% from $508,460 in 2025 to $700,010 in 2026.
  • Assessor market value per square footThe current public record shows about $275 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.

  • 5 Oakmont Ct Lemont, IL 60439
    2,555 sqft | $300/sqft | built 1998 | Similar size (2,555 vs 2,542 sqft); Similar age (1998 vs 1995); Similar lot size (41,382 vs 42,558 sqft)
    $767,520
  • 12502 Archer Ave Lemont, IL 60439
    2,544 sqft | $291/sqft | built 1999 | Similar size (2,544 vs 2,542 sqft); Similar age (1999 vs 1995); Similar lot size (40,001 vs 42,558 sqft)
    $740,000
  • 6 Oakmont Ct Lemont, IL 60439
    2,556 sqft | $254/sqft | built 1987 | Similar size (2,556 vs 2,542 sqft); Similar lot size (40,597 vs 42,558 sqft); Same quality (Average)
    $650,000
  • 13030 Arctic Ct Lemont, IL 60439
    2,573 sqft | $284/sqft | built 1993 | Similar size (2,573 vs 2,542 sqft); Similar age (1993 vs 1995); Similar lot size (38,480 vs 42,558 sqft)
    $730,000
  • 1300 Leinster Dr Lemont, IL 60439
    2,562 sqft | $254/sqft | built 1986 | Similar size (2,562 vs 2,542 sqft); Similar lot size (40,510 vs 42,558 sqft); Same quality (Average)
    $650,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 11 Cedar Ct Lemont, IL 60439
    2,722 sqft | $253/sqft | built 1990 | 7% size difference (2,722 sqft); Moderate age difference (5 years older); Same beds (4)
    $690,000
  • 1238 Acorn St Lemont, IL 60439
    2,802 sqft | $223/sqft | built 1990 | 10% size difference (2,802 sqft); Moderate age difference (5 years older); 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: . 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 37.7% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$700,010+$191,550+37.7%
2025$508,460$00.0%
2024$508,460−$27,710−5.2%
2023$536,170+$115,830+27.6%
2022$420,340$00.0%
2021$420,340−$24,210−5.4%
2020$444,550——
6-year total+$255,460+57.5%