Cook County Value

13264 Maple Ave Lemont, IL 60439

3 bed / 2 bath, 1,680 sqft, built 1987, in Lemont Assessor market value for 2026: $650,000.

Cook County account 22334010070000

Assessor market value
$650,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,680 sqft
$387 per sqft
Year built
1987
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 38.3% from $470,000 in 2025 to $650,000 in 2026.
  • Assessor market value per square footThe current public record shows about $387 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 278 residential records in the same neighborhood, the average assessor market value is about $298 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +39.8% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 1358 Gordon Ln Lemont, IL 60439
    1,769 sqft | $294/sqft | built 1985 | 5% larger (1,769 vs 1,680 sqft); Similar age (1985 vs 1987); Same quality (Average)
    $520,000
  • 15851 132nd St Lemont, IL 60439
    1,397 sqft | $387/sqft | built 1978 | Similar lot size (100,188 vs 92,347 sqft); Same quality (Average); Same bed/bath (3/2)
    $540,000
  • 13241 Oak Ln Lemont, IL 60439
    1,507 sqft | $358/sqft | built 1977 | 10% smaller (1,507 vs 1,680 sqft); Lot 19% smaller (75,184 vs 92,347 sqft); Same quality (Average)
    $540,000
  • 1388 Gordon Ln Lemont, IL 60439
    1,790 sqft | $346/sqft | built 1989 | 6% larger (1,790 vs 1,680 sqft); Similar age (1989 vs 1987); Same quality (Average)
    $620,000
  • 15632 132nd St Lemont, IL 60439
    1,546 sqft | $291/sqft | built 1976 | 8% smaller (1,546 vs 1,680 sqft); Same quality (Average); Same neighborhood
    $450,000

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 38.3% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$650,000+$180,000+38.3%
2025$470,000$00.0%
2024$470,000$00.0%
2023$470,000+$131,650+38.9%
2022$338,350$00.0%
2021$338,350+$100.0%
2020$338,340——
6-year total+$311,660+92.1%