Cook County Value

16702 Wilshire Ct Lemont, IL 60439

4 bed / 4 bath, 3,605 sqft, built 2011, in Lemont Assessor market value for 2026: $1,020,000.

Cook County account 22303060070000

Assessor market value
$1,020,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,605 sqft
$283 per sqft
Year built
2011
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 44.2% from $707,110 in 2025 to $1,020,000 in 2026.
  • Assessor market value per square footThe current public record shows about $283 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 380 residential records in the same neighborhood, the average assessor market value is about $246 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +25.8% on average.

Comparable assessments

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

  • 12604 Thornberry Dr Lemont, IL 60439
    3,558 sqft | $261/sqft | built 2004 | Similar size (3,558 vs 3,605 sqft); Similar lot size (14,921 vs 14,730 sqft); Same quality (Average)
    $930,000
  • 16600 Sterling Ct Lemont, IL 60439
    3,638 sqft | $234/sqft | built 2005 | Similar size (3,638 vs 3,605 sqft); Similar lot size (14,786 vs 14,730 sqft); Same quality (Average)
    $850,000
  • 12605 Thornberry Dr Lemont, IL 60439
    3,504 sqft | $274/sqft | built 2013 | Similar size (3,504 vs 3,605 sqft); Similar age (2013 vs 2011); Similar lot size (14,542 vs 14,730 sqft)
    $960,000
  • 12500 Briarcliffe Dr Lemont, IL 60439
    3,652 sqft | $246/sqft | built 2005 | Similar size (3,652 vs 3,605 sqft); Similar lot size (14,521 vs 14,730 sqft); Same quality (Average)
    $900,000
  • 12527 Briarcliffe Dr Lemont, IL 60439
    3,578 sqft | $252/sqft | built 2013 | Similar size (3,578 vs 3,605 sqft); Similar age (2013 vs 2011); Similar lot size (13,647 vs 14,730 sqft)
    $900,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 12554 Eileen St Lemont, IL 60439
    June-29-2026 | 3,421 sqft | $272/sqft | built 2025 | 5% size difference (3,421 sqft); Sold after the valuation date; Within 1 bedroom (5 vs 4)
    $930,895
  • 12655 Derry Dr Lemont, IL 60439
    June-29-2026 | 2,672 sqft | $266/sqft | built 2025 | Sold after the valuation date; Within 1 bedroom (3 vs 4)
    $710,150

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 44.2% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,020,000+$312,890+44.2%
2025$707,110$00.0%
2024$707,110−$38,930−5.2%
2023$746,040+$203,050+37.4%
2022$542,990−$33,700−5.8%
2021$576,690−$146,040−20.2%
2020$722,730——
6-year total+$297,270+41.1%