Cook County Value

16492 Christopher Dr Lemont, IL 60439

4 bed / 3 bath, 4,044 sqft, built 2004, in Lemont. Assessor market value for 2026: $910,000.

Cook County account 22311030140000

Assessor market value
$910,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,044 sqft
$225 per sqft
Year built
2004
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 21.3% from $750,000 in 2025 to $910,000 in 2026.
  • Assessor market value per square footThe current public record shows about $225 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.

  • 12944 Mayfair Dr Lemont, IL 60439
    3,950 sqft | $215/sqft | built 2004 | Similar size (3,950 vs 4,044 sqft); Built same year (2004); Similar lot size (12,553 vs 12,439 sqft)
    $850,000
  • 12961 Klappa Dr Lemont, IL 60439
    4,043 sqft | $247/sqft | built 2001 | Similar size (4,043 vs 4,044 sqft); Similar age (2001 vs 2004); Similar lot size (12,597 vs 12,439 sqft)
    $999,000
  • 393 Fourth St Lemont, IL 60439
    4,187 sqft | $234/sqft | built 2003 | Similar size (4,187 vs 4,044 sqft); Similar age (2003 vs 2004); Similar lot size (12,495 vs 12,439 sqft)
    $980,000
  • 16354 Stoney Brook Dr Lemont, IL 60439
    4,064 sqft | $214/sqft | built 2006 | Similar size (4,064 vs 4,044 sqft); Similar age (2006 vs 2004); Similar lot size (12,633 vs 12,439 sqft)
    $870,000
  • 12960 Mayfair Dr Lemont, IL 60439
    3,986 sqft | $213/sqft | built 2001 | Similar size (3,986 vs 4,044 sqft); Similar age (2001 vs 2004); Similar lot size (12,495 vs 12,439 sqft)
    $850,000

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: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 21.3% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$910,000+$160,000+21.3%
2025$750,000$00.0%
2024$750,000$00.0%
2023$750,000+$205,050+37.6%
2022$544,950$00.0%
2021$544,950$00.0%
2020$544,950——
6-year total+$365,050+67.0%