Cook County Value

51 W 146th St Riverdale, IL 60827

3 bed / 1 bath, 1,196 sqft, built 1954, in Thornton. Assessor market value for 2025: $92,010.

Cook County account 29044260800000

Assessor market value
$92,010
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,196 sqft
$77 per sqft
Year built
1954
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 60827 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 $92,010 in 2024 to $92,010 in 2025.
  • Assessor market value per square footThe current public record shows about $77 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 60827.
  • Neighborhood value signalAmong 3,506 residential records in the same neighborhood, the average assessor market value is about $81 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.

  • 113 E 146th St, Dolton, IL 60419
    1,195 sqft | $58/sqft | built 1956 | Similar size (1,195 vs 1,196 sqft); Similar age (1956 vs 1954); Similar lot size (5,500 vs 5,627 sqft)
    $69,010
  • 14434 S State St Riverdale, IL 60827
    1,198 sqft | $77/sqft | built 1949 | Similar size (1,198 vs 1,196 sqft); Similar age (1949 vs 1954); Similar lot size (5,625 vs 5,627 sqft)
    $92,000
  • 14519 S School St Riverdale, IL 60827
    1,201 sqft | $77/sqft | built 1949 | Similar size (1,201 vs 1,196 sqft); Similar age (1949 vs 1954); Similar lot size (5,625 vs 5,627 sqft)
    $92,000
  • 14216 Emerald Ave Riverdale, IL 60827
    1,196 sqft | $92/sqft | built 1954 | Similar size (1,196 vs 1,196 sqft); Built same year (1954); Similar lot size (5,985 vs 5,627 sqft)
    $110,000
  • 718 W 144th St Riverdale, IL 60827
    1,196 sqft | $92/sqft | built 1954 | Similar size (1,196 vs 1,196 sqft); Built same year (1954); Similar lot size (5,263 vs 5,627 sqft)
    $110,000

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

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$92,010$00.0%
2024$92,010$00.0%
2023$92,010+$21,660+30.8%
2022$70,350$00.0%
2021$70,350+$100.0%
2020$70,340——
5-year total+$21,670+30.8%