Cook County Value

23 E 137th Pl Riverdale, IL 60827

3 bed / 2 bath, 1,551 sqft, built 1898, in Calumet Assessor market value for 2026: $90,000.

Cook County account 25334090120000

Assessor market value
$90,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,551 sqft
$58 per sqft
Year built
1898
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 Calumet assessment pages.

Local guide: Calumet Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Calumet, appeals to the Assessor closed . Board of Review dates for Calumet 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 increased 38.5% from $65,000 in 2025 to $90,000 in 2026.
  • Assessor market value per square footThe current public record shows about $58 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Calumet neighborhood and ZIP 60827.
  • Neighborhood value signalAmong 432 residential records in the same neighborhood, the average assessor market value is about $49 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.0% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 17 E 138th St Riverdale, IL 60827
    1,607 sqft | $56/sqft | built 1913 | Similar size (1,607 vs 1,551 sqft); Similar lot size (6,327 vs 6,006 sqft); Same quality (Average)
    $90,000
  • 2 E 137th Pl Riverdale, IL 60827
    1,427 sqft | $168/sqft | built 1912 | 8% smaller (1,427 vs 1,551 sqft); Similar lot size (6,140 vs 6,006 sqft); Same quality (Average)
    $240,010
  • 27 E 138th St Riverdale, IL 60827
    1,650 sqft | $42/sqft | built 1898 | 6% larger (1,650 vs 1,551 sqft); Built same year (1898); Lot 20% larger (7,182 vs 6,006 sqft)
    $70,000
  • 13614 S State St Riverdale, IL 60827
    1,421 sqft | $56/sqft | built 1908 | 8% smaller (1,421 vs 1,551 sqft); Similar lot size (5,750 vs 6,006 sqft); Same quality (Average)
    $80,000
  • 2 W 137th Pl Riverdale, IL 60827
    1,346 sqft | $74/sqft | built 1908 | 13% smaller (1,346 vs 1,551 sqft); Similar lot size (6,250 vs 6,006 sqft); Same quality (Average)
    $100,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

Public appraisal comparison for 2026. 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

Up 38.5% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$90,000+$25,000+38.5%
2025$65,000$00.0%
2024$65,000$00.0%
2023$65,000+$8,010+14.1%
2022$56,990$00.0%
2021$56,990+$100.0%
2020$56,980——
6-year total+$33,020+58.0%