Cook County Value

900 McCarthy Rd Lemont, IL 60439

3 bed / 1 bath, 1,534 sqft, built 1896, in Lemont. Assessor market value for 2026: $330,000.

Cook County account 22292110110000

Assessor market value
$330,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,534 sqft
$215 per sqft
Year built
1896
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 32.0% from $250,000 in 2025 to $330,000 in 2026.
  • Assessor market value per square footThe current public record shows about $215 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.

  • 614 McCarthy Rd Lemont, IL 60439
    1,568 sqft | $249/sqft | built 1898 | Similar size (1,568 vs 1,534 sqft); Similar age (1898 vs 1896); Similar lot size (9,720 vs 9,645 sqft)
    $390,000
  • 302 E Division St Lemont, IL 60439
    1,455 sqft | $192/sqft | built 1888 | 5% smaller (1,455 vs 1,534 sqft); Similar lot size (9,585 vs 9,645 sqft); Same quality (Average)
    $280,000
  • 800 Singer Ave Lemont, IL 60439
    1,586 sqft | $240/sqft | built 1893 | Similar size (1,586 vs 1,534 sqft); Similar age (1893 vs 1896); Lot 12% smaller (8,520 vs 9,645 sqft)
    $380,000
  • 905 State St Lemont, IL 60439
    1,606 sqft | $199/sqft | built 1891 | Similar size (1,606 vs 1,534 sqft); Similar age (1891 vs 1896); Similar lot size (10,500 vs 9,645 sqft)
    $320,010
  • 16054 W New Ave Lemont, IL 60439
    1,601 sqft | $250/sqft | built 1888 | Similar size (1,601 vs 1,534 sqft); Similar lot size (10,120 vs 9,645 sqft); Same quality (Average)
    $400,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

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 32.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$330,000+$80,000+32.0%
2025$250,000$00.0%
2024$250,000$00.0%
2023$250,000+$66,810+36.5%
2022$183,190$00.0%
2021$183,190+$100.0%
2020$183,180——
6-year total+$146,820+80.2%