Cook County Value

18123 Lorenz Ave, Lansing, IL 60438

4 bed / 1 bath, 1,189 sqft, built 1936, in Thornton. Assessor market value for 2025: $110,010.

Cook County account 30312260050000

Assessor market value
$110,010
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,189 sqft
$93 per sqft
Year built
1936
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 60438 and Thornton assessment pages.

Appeal deadlines

Thornton 2026 appeal dates 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 stayed about the same, from $110,010 in 2024 to $110,010 in 2025.
  • Assessor market value per square footThe current public record shows about $93 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Thornton neighborhood and ZIP 60438.
  • Neighborhood value signalAmong 2,724 residential records in the same neighborhood, the average assessor market value is about $102 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.

Comparable assessments

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

  • 18019 Lorenz Ave, Lansing, IL 60438
    1,180 sqft | $93/sqft | built 1939 | Similar size (1,180 vs 1,189 sqft); Similar age (1939 vs 1936); Similar lot size (7,500 vs 7,500 sqft)
    $110,010
  • 3717 176th Pl, Lansing, IL 60438
    1,170 sqft | $102/sqft | built 1943 | Similar size (1,170 vs 1,189 sqft); Similar lot size (7,585 vs 7,500 sqft); Same quality (Average)
    $119,000
  • 3046 Ridge Rd, Lansing, IL 60438
    1,190 sqft | $109/sqft | built 1923 | Similar size (1,190 vs 1,189 sqft); Similar lot size (7,500 vs 7,500 sqft); Same quality (Average)
    $130,010
  • 17916 Decker Ave, Lansing, IL 60438
    1,202 sqft | $105/sqft | built 1924 | Similar size (1,202 vs 1,189 sqft); Similar lot size (7,343 vs 7,500 sqft); Same quality (Average)
    $126,000
  • 17737 Roy St, Lansing, IL 60438
    1,180 sqft | $119/sqft | built 1949 | Similar size (1,180 vs 1,189 sqft); Similar lot size (7,320 vs 7,500 sqft); Same quality (Average)
    $140,000

Recent comparable sales

Sales selected by similarity to the subject property.

Public appraisal comparison for 2025. 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

No change in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$110,010$00.0%
2024$110,010$00.0%
2023$110,010+$20,530+22.9%
2022$89,480$00.0%
2021$89,480−$5,770−6.1%
2020$95,250——
5-year total+$14,760+15.5%