4 bed / 1 bath, 1,771 sqft, built 1941, in Thornton. Assessor market value for 2025: $265,870.
Cook County account 29311170220000
▲ Possibly too high
about $11,000
8 similar homes nearby point to a value about $11,000 lower than yours.
Assessor market value$265,870
Similar homes$254,970
▲ $10,900 gap · bars start at $0
How sure: High · 8 similar homes (5 shown below) · public records only
Assessor market value
$265,870
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,771 sqft
$150 per sqft
Year built
1941
Average quality
Why we think so
Similar homes' assessments
Moderate
4 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $143.97/sqft, which supports a value of $254,970.
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 $265,870 in 2024 to $265,870 in 2025.
Assessor market value per square footThe current public record shows about $150 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 60430.
Neighborhood value signalAmong 157 residential records in the same neighborhood, the average assessor market value is about $135 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.
1,296 sqft | $170/sqft | built 1951 | Moderate age difference (10 years newer); Within 1 bedroom (3 vs 4)
$220,000
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