Cook County Value

15623 Emerald Ave, Harvey, IL 60426

2 bed / 1 bath, 604 sqft, built 1955, in Thornton. Assessor market value for 2025: $120,000.

Cook County account 29163030110000

Assessor market value
$120,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
604 sqft
$199 per sqft
Year built
1955
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 60426 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 $120,000 in 2024 to $120,000 in 2025.
  • Assessor market value per square footThe current public record shows about $199 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 60426.
  • Neighborhood value signalAmong 1,693 residential records in the same neighborhood, the average assessor market value is about $70 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.

  • 16945 Head Ave Hazel Crest, IL 60429
    624 sqft | $76/sqft | built 1942 | Similar size (624 vs 604 sqft); Similar lot size (3,100 vs 3,125 sqft); Same quality (Average)
    $47,500
  • 16945 Head Ave Hazel Crest, IL 60429
    624 sqft | $76/sqft | built 1942 | Similar size (624 vs 604 sqft); Similar lot size (3,100 vs 3,125 sqft); Same quality (Average)
    $47,500
  • 17056 Shea Ave Hazel Crest, IL 60429
    576 sqft | $148/sqft | built 1944 | Similar size (576 vs 604 sqft); Similar lot size (3,100 vs 3,125 sqft); Same quality (Average)
    $85,000
  • 15642 Union Ave, Harvey, IL 60426
    560 sqft | $143/sqft | built 1947 | 7% smaller (560 vs 604 sqft); Similar lot size (3,125 vs 3,125 sqft); Same quality (Average)
    $80,000
  • 17065 Shea Ave Hazel Crest, IL 60429
    624 sqft | $76/sqft | built 1941 | Similar size (624 vs 604 sqft); Similar lot size (3,100 vs 3,125 sqft); Same quality (Average)
    $47,500

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

No change in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$120,000$00.0%
2024$120,000$00.0%
2023$120,000+$40,320+50.6%
2022$79,680$00.0%
2021$79,680−$7,000−8.1%
2020$86,680——
5-year total+$33,320+38.4%