Cook County Value

128 N Delaplaine Rd, Riverside, IL 60546

4 bed / 2 bath, 1,917 sqft, built 1928, in Riverside. Assessor market value for 2026: $540,000.

Cook County account 15362000240000

Assessor market value
$540,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,917 sqft
$282 per sqft
Year built
1928
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 60546 and Riverside assessment pages.

Local guide: Riverside Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for Riverside have closed (Assessor , Board of Review ). 2027 notices usually start in March.

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 19.7% from $451,280 in 2025 to $540,000 in 2026.
  • Assessor market value per square footThe current public record shows about $282 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Riverside neighborhood and ZIP 60546.
  • Neighborhood value signalAmong 1,898 residential records in the same neighborhood, the average assessor market value is about $278 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +20.8% on average.

Comparable assessments

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

  • 247 Addison Rd, Riverside, IL 60546
    1,934 sqft | $152/sqft | built 1924 | Similar size (1,934 vs 1,917 sqft); Similar age (1924 vs 1928); Similar lot size (9,288 vs 9,280 sqft)
    $293,770
  • 247 Addison Rd, Riverside, IL 60546
    1,934 sqft | $152/sqft | built 1924 | Similar size (1,934 vs 1,917 sqft); Similar age (1924 vs 1928); Similar lot size (9,245 vs 9,280 sqft)
    $293,020
  • 284 Gage Rd, Riverside, IL 60546
    1,915 sqft | $270/sqft | built 1925 | Similar size (1,915 vs 1,917 sqft); Similar age (1925 vs 1928); Similar lot size (8,770 vs 9,280 sqft)
    $516,330
  • 349 Blackhawk Rd, Riverside, IL 60546
    1,946 sqft | $339/sqft | built 1923 | Similar size (1,946 vs 1,917 sqft); Similar age (1923 vs 1928); Similar lot size (9,500 vs 9,280 sqft)
    $660,000
  • 427 Loudon Rd, Riverside, IL 60546
    1,911 sqft | $267/sqft | built 1927 | Similar size (1,911 vs 1,917 sqft); Similar age (1927 vs 1928); Lot 12% smaller (8,145 vs 9,280 sqft)
    $510,040

Recent comparable sales

Sales selected by similarity to the subject property.

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 19.7% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$540,000+$88,720+19.7%
2025$451,280$00.0%
2024$451,280−$88,720−16.4%
2023$540,000+$200,480+59.0%
2022$339,520−$17,950−5.0%
2021$357,470+$100.0%
2020$357,460——
6-year total+$182,540+51.1%