Cook County Value

3017 N Kostner Ave, Chicago, IL 60641

4 bed / 2 bath, 1,822 sqft, built 1926, in Jefferson. Assessor market value for 2025: $367,620.

Cook County account 13272080120000

Assessor market value
$367,620
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,822 sqft
$202 per sqft
Year built
1926
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 60641 and 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 $367,620 in 2024 to $367,620 in 2025.
  • Assessor market value per square footThe current public record shows about $202 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Jefferson neighborhood and ZIP 60641.
  • Neighborhood value signalAmong 3,288 residential records in the same neighborhood, the average assessor market value is about $239 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.

  • 3021 N Kostner Ave, Chicago, IL 60641
    1,837 sqft | $206/sqft | built 1927 | Similar size (1,837 vs 1,822 sqft); Similar age (1927 vs 1926); Similar lot size (3,360 vs 3,360 sqft)
    $377,520
  • 3014 N Lowell Ave, Chicago, IL 60641
    1,850 sqft | $222/sqft | built 1927 | Similar size (1,850 vs 1,822 sqft); Similar age (1927 vs 1926); Similar lot size (3,360 vs 3,360 sqft)
    $410,000
  • 4709 W Montana St, Chicago, IL 60639
    1,864 sqft | $204/sqft | built 1926 | Similar size (1,864 vs 1,822 sqft); Built same year (1926); Similar lot size (3,570 vs 3,360 sqft)
    $380,000
  • 3006 N Lowell Ave, Chicago, IL 60641
    1,785 sqft | $224/sqft | built 1929 | Similar size (1,785 vs 1,822 sqft); Similar age (1929 vs 1926); Similar lot size (3,360 vs 3,360 sqft)
    $400,000
  • 2944 N Lowell Ave, Chicago, IL 60641
    1,852 sqft | $200/sqft | built 1925 | Similar size (1,852 vs 1,822 sqft); Similar age (1925 vs 1926); Similar lot size (3,045 vs 3,360 sqft)
    $370,010

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: . 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

Down 3.3% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$367,620−$12,380−3.3%
2024$380,000+$120,000+46.2%
2023$260,000$00.0%
2022$260,000$00.0%
2021$260,000+$46,700+21.9%
2020$213,300——
5-year total+$154,320+72.3%