Cook County Value

15116 Dorchester Ave, Dolton, IL 60419

3 bed / 1 bath, 1,243 sqft, built 1963, in Thornton. Assessor market value for 2025: $117,920.

Cook County account 29114270190000

Assessor market value
$117,920
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,243 sqft
$95 per sqft
Year built
1963
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 60419 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 $117,920 in 2024 to $117,920 in 2025.
  • Assessor market value per square footThe current public record shows about $95 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 60419.
  • Neighborhood value signalAmong 2,179 residential records in the same neighborhood, the average assessor market value is about $113 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.

  • 15108 Dorchester Ave, Dolton, IL 60419
    1,243 sqft | $96/sqft | built 1963 | Similar size (1,243 vs 1,243 sqft); Built same year (1963); Similar lot size (5,400 vs 5,400 sqft)
    $119,780
  • 15510 Ingleside Ave, Dolton, IL 60419
    1,247 sqft | $120/sqft | built 1961 | Similar size (1,247 vs 1,243 sqft); Similar age (1961 vs 1963); Similar lot size (5,320 vs 5,400 sqft)
    $150,000
  • 15335 Sunset Dr, Dolton, IL 60419
    1,234 sqft | $97/sqft | built 1964 | Similar size (1,234 vs 1,243 sqft); Similar age (1964 vs 1963); Similar lot size (5,252 vs 5,400 sqft)
    $120,000
  • 15342 Diekman Ct, Dolton, IL 60419
    1,252 sqft | $114/sqft | built 1961 | Similar size (1,252 vs 1,243 sqft); Similar age (1961 vs 1963); Similar lot size (5,514 vs 5,400 sqft)
    $142,380
  • 15343 Sunset Dr, Dolton, IL 60419
    1,234 sqft | $97/sqft | built 1961 | Similar size (1,234 vs 1,243 sqft); Similar age (1961 vs 1963); Similar lot size (5,528 vs 5,400 sqft)
    $120,000

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

Down 15.8% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$117,920−$22,080−15.8%
2024$140,000$00.0%
2023$140,000+$46,160+49.2%
2022$93,840$00.0%
2021$93,840−$10,290−9.9%
2020$104,130——
5-year total+$13,790+13.2%