Cook County Value

20 E Eureka Ave Lemont, IL 60439

4 bed / 1 bath, 1,232 sqft, built 1886, in Lemont. Assessor market value for 2026: $300,000.

Cook County account 22291130070000

Assessor market value
$300,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,232 sqft
$244 per sqft
Year built
1886
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 20.0% from $250,000 in 2025 to $300,000 in 2026.
  • Assessor market value per square footThe current public record shows about $244 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.

  • 715 Singer Ave Lemont, IL 60439
    1,240 sqft | $250/sqft | built 1887 | Similar size (1,240 vs 1,232 sqft); Similar age (1887 vs 1886); Lot 12% smaller (6,349 vs 7,200 sqft)
    $310,000
  • 714 Czacki St Lemont, IL 60439
    1,211 sqft | $239/sqft | built 1891 | Similar size (1,211 vs 1,232 sqft); Similar age (1891 vs 1886); Similar lot size (6,600 vs 7,200 sqft)
    $290,000
  • 707 State St Lemont, IL 60439
    1,251 sqft | $248/sqft | built 1889 | Similar size (1,251 vs 1,232 sqft); Similar age (1889 vs 1886); Similar lot size (7,827 vs 7,200 sqft)
    $310,000
  • 714 Ledochowski St Lemont, IL 60439
    1,172 sqft | $205/sqft | built 1884 | Similar size (1,172 vs 1,232 sqft); Similar age (1884 vs 1886); Similar lot size (6,750 vs 7,200 sqft)
    $240,000
  • 713 State St Lemont, IL 60439
    1,185 sqft | $203/sqft | built 1885 | Similar size (1,185 vs 1,232 sqft); Similar age (1885 vs 1886); Similar lot size (7,881 vs 7,200 sqft)
    $240,000

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 20.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$300,000+$50,000+20.0%
2025$250,000$00.0%
2024$250,000$00.0%
2023$250,000+$57,370+29.8%
2022$192,630$00.0%
2021$192,630+$100.0%
2020$192,620——
6-year total+$107,380+55.7%