Cook County Value

450 Longcommon Rd Hse, Riverside, IL 60546

3 bed / 2 bath, 2,082 sqft, built 1940, in Riverside. Assessor market value for 2026: $540,010.

Cook County account 15254100390000

Assessor market value
$540,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,082 sqft
$259 per sqft
Year built
1940
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 8.0% from $500,000 in 2025 to $540,010 in 2026.
  • Assessor market value per square footThe current public record shows about $259 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.

  • 500 Selborne Rd, Riverside, IL 60546
    2,050 sqft | $273/sqft | built 1939 | Similar size (2,050 vs 2,082 sqft); Similar age (1939 vs 1940); Similar lot size (8,650 vs 9,050 sqft)
    $560,010
  • 138 Riverside Rd, Riverside, IL 60546
    2,134 sqft | $239/sqft | built 1937 | Similar size (2,134 vs 2,082 sqft); Similar age (1937 vs 1940); Similar lot size (9,071 vs 9,050 sqft)
    $510,000
  • 390 Repton Rd, Riverside, IL 60546
    2,054 sqft | $282/sqft | built 1941 | Similar size (2,054 vs 2,082 sqft); Similar age (1941 vs 1940); Similar lot size (8,676 vs 9,050 sqft)
    $580,000
  • 303 Northwood Rd, Riverside, IL 60546
    2,091 sqft | $273/sqft | built 1932 | Similar size (2,091 vs 2,082 sqft); Similar lot size (9,000 vs 9,050 sqft); Same quality (Average)
    $570,000
  • 551 E Parkway Rd, Riverside, IL 60546
    2,043 sqft | $279/sqft | built 1941 | Similar size (2,043 vs 2,082 sqft); Similar age (1941 vs 1940); Similar lot size (9,238 vs 9,050 sqft)
    $570,010

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 8.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$540,010+$40,010+8.0%
2025$500,000$00.0%
2024$500,000$00.0%
2023$500,000+$129,720+35.0%
2022$370,280$00.0%
2021$370,280+$9,250+2.6%
2020$361,030——
6-year total+$178,980+49.6%