3 bed / 1 bath, 1,120 sqft, built 1975, in Thornton. Assessor market value for 2025: $140,000.
Cook County account 30302150790000
= In line with similar homes
8 similar homes nearby support a value at or above your county value.
Assessor market value$140,000
Similar homes$140,000
= No gap: similar homes are at or above the county value · bars start at $0
How sure: High · 8 similar homes (5 shown below) · public records only
Assessor market value
$140,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,120 sqft
$125 per sqft
Year built
1975
Average quality
What we found
Similar homes' assessments
Weak
2 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $125.00/sqft, which supports a value of $140,000.
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.
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 $140,000 in 2024 to $140,000 in 2025.
Assessor market value per square footThe current public record shows about $125 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 890 residential records in the same neighborhood, the average assessor market value is about $97 per square foot.
Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.
Comparable assessments
Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.
1,343 sqft | $143/sqft | built 1957 | Within 1 bedroom (4 vs 3)
$192,000
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