Cook County Value

4130 N Thatcher Ave Chicago

3 bed / 1 bath, 1,546 sqft, built 1947, in Jefferson. Assessor market value for 2025: $327,610.

Cook County account 12144050360000

Assessor market value
$327,610
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,546 sqft
$212 per sqft
Year built
1947
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 Jefferson assessment pages.

Appeal deadlines

Jefferson 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 $327,610 in 2024 to $327,610 in 2025.
  • Assessor market value per square footThe current public record shows about $212 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Jefferson neighborhood.
  • Neighborhood value signalAmong 5,865 residential records in the same neighborhood, the average assessor market value is about $251 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.

  • 3448 N Oleander Ave, Chicago, IL 60634
    1,555 sqft | $219/sqft | built 1950 | Similar size (1,555 vs 1,546 sqft); Similar age (1950 vs 1947); Similar lot size (4,922 vs 4,960 sqft)
    $340,000
  • 4158 N Plainfield Ave, Chicago, IL 60634
    1,530 sqft | $268/sqft | built 1946 | Similar size (1,530 vs 1,546 sqft); Similar age (1946 vs 1947); Similar lot size (4,857 vs 4,960 sqft)
    $410,010
  • 4136 N Thatcher Ave Hse Chicago
    1,556 sqft | $238/sqft | built 1945 | Similar size (1,556 vs 1,546 sqft); Similar age (1945 vs 1947); Similar lot size (4,960 vs 4,960 sqft)
    $370,000
  • 3519 N Octavia Ave, Chicago, IL 60634
    1,524 sqft | $243/sqft | built 1950 | Similar size (1,524 vs 1,546 sqft); Similar age (1950 vs 1947); Similar lot size (4,884 vs 4,960 sqft)
    $370,000
  • 3737 N Ottawa Ave, Chicago, IL 60634
    1,560 sqft | $245/sqft | built 1951 | Similar size (1,560 vs 1,546 sqft); Similar age (1951 vs 1947); Similar lot size (4,770 vs 4,960 sqft)
    $382,660

Recent comparable sales

No usable comparable sales are available in this data snapshot.

Public appraisal comparison for 2025. Prepared . Appraisal source: Cook County Assessor's Office. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Down 11.5% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$327,610−$42,390−11.5%
2024$370,000+$141,850+62.2%
2023$228,150−$16,070−6.6%
2022$244,220−$33,080−11.9%
2021$277,300+$30,180+12.2%
2020$247,120——
5-year total+$80,490+32.6%