Cook County Value

515 Longcommon Rd, Riverside, IL 60546

4 bed / 1 bath, 2,300 sqft, built 1953, in Riverside. Assessor market value for 2026: $490,000.

Cook County account 15254130100000

Assessor market value
$490,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,300 sqft
$213 per sqft
Year built
1953
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 11.4% from $440,000 in 2025 to $490,000 in 2026.
  • Assessor market value per square footThe current public record shows about $213 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.

  • 392 Selborne Rd, Riverside, IL 60546
    2,320 sqft | $82/sqft | built 1948 | Similar size (2,320 vs 2,300 sqft); Similar age (1948 vs 1953); Similar lot size (6,225 vs 6,400 sqft)
    $191,280
  • 416 Nuttall Rd, Riverside, IL 60546
    2,348 sqft | $262/sqft | built 1955 | Similar size (2,348 vs 2,300 sqft); Similar age (1955 vs 1953); Similar lot size (6,290 vs 6,400 sqft)
    $615,860
  • 399 Blythe Rd, Riverside, IL 60546
    2,349 sqft | $251/sqft | built 1955 | Similar size (2,349 vs 2,300 sqft); Similar age (1955 vs 1953); Similar lot size (6,650 vs 6,400 sqft)
    $588,530
  • 505 Nuttall Rd, Riverside, IL 60546
    2,299 sqft | $270/sqft | built 1956 | Similar size (2,299 vs 2,300 sqft); Similar age (1956 vs 1953); Lot 18% larger (7,525 vs 6,400 sqft)
    $620,000
  • 422 Longcommon Rd, Riverside, IL 60546
    2,209 sqft | $231/sqft | built 1941 | Similar size (2,209 vs 2,300 sqft); Similar lot size (6,428 vs 6,400 sqft); Same quality (Average)
    $509,960

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 11.4% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$490,000+$50,000+11.4%
2025$440,000$00.0%
2024$440,000$00.0%
2023$440,000+$99,680+29.3%
2022$340,320$00.0%
2021$340,320+$100.0%
2020$340,310——
6-year total+$149,690+44.0%