Cook County Value

30 E Division St Lemont, IL 60439

4 bed / 1 bath, 1,816 sqft, built 1947, in Lemont. Assessor market value for 2026: $400,000.

Cook County account 22291020100000

Assessor market value
$400,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,816 sqft
$220 per sqft
Year built
1947
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 11.1% from $360,000 in 2025 to $400,000 in 2026.
  • Assessor market value per square footThe current public record shows about $220 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 1,277 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 +25.5% on average.

Comparable assessments

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

  • 712 McCarthy Rd Lemont, IL 60439
    1,827 sqft | $246/sqft | built 1938 | Similar size (1,827 vs 1,816 sqft); Similar lot size (6,868 vs 7,000 sqft); Same quality (Average)
    $450,010
  • 902 Warner Ave Lemont, IL 60439
    1,808 sqft | $232/sqft | built 1961 | Similar size (1,808 vs 1,816 sqft); Similar lot size (7,250 vs 7,000 sqft); Same quality (Average)
    $420,000
  • 900 John St Lemont, IL 60439
    1,653 sqft | $236/sqft | built 1947 | 9% smaller (1,653 vs 1,816 sqft); Built same year (1947); Similar lot size (7,500 vs 7,000 sqft)
    $390,010
  • 824 State St Lemont, IL 60439
    1,737 sqft | $219/sqft | built 1939 | Similar size (1,737 vs 1,816 sqft); Similar lot size (6,660 vs 7,000 sqft); Same quality (Average)
    $380,010
  • 507 McCarthy Rd Lemont, IL 60439
    1,837 sqft | $240/sqft | built 1941 | Similar size (1,837 vs 1,816 sqft); Lot 14% smaller (6,000 vs 7,000 sqft); Same quality (Average)
    $440,000

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: . 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 11.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$400,000+$40,000+11.1%
2025$360,000$00.0%
2024$360,000$00.0%
2023$360,000+$98,720+37.8%
2022$261,280$00.0%
2021$261,280$00.0%
2020$261,280——
6-year total+$138,720+53.1%