Cook County Value

260 Addison Rd, Riverside, IL 60546

4 bed / 4 bath, 2,298 sqft, built 1929, in Riverside. Assessor market value for 2026: $820,010.

Cook County account 15362020300000

Likely too high

about $160,000

8 similar homes nearby point to a value about $160,000 lower than yours.

Assessor market value$820,010
Similar homes$660,008
$160,002 gap · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Assessor market value
$820,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,298 sqft
$357 per sqft
Year built
1929
Average quality

Why we think so

Similar homes' assessments

Strong

8 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $287.21/sqft, which supports a value of $660,008.

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 changed from $504,830 in 2025 to $820,010 in 2026. A change this large often reflects new construction, a reclassification or a record correction, so check it against the county record.
  • Assessor market value per square footThe current public record shows about $357 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.

  • 407 Longcommon Rd, Riverside, IL 60546
    2,345 sqft | $256/sqft | built 1926 | Similar size (2,345 vs 2,298 sqft); Similar age (1926 vs 1929); Similar lot size (9,101 vs 9,050 sqft)
    $600,000
  • 165 Gage Rd, Riverside, IL 60546
    2,320 sqft | $306/sqft | built 1928 | Similar size (2,320 vs 2,298 sqft); Similar age (1928 vs 1929); Similar lot size (9,550 vs 9,050 sqft)
    $710,010
  • 160 N Delaplaine Rd, Riverside, IL 60546
    2,242 sqft | $280/sqft | built 1923 | Similar size (2,242 vs 2,298 sqft); Similar lot size (9,443 vs 9,050 sqft); Same quality (Average)
    $628,270
  • 142 Southcote Rd, Riverside, IL 60546
    2,298 sqft | $287/sqft | built 1929 | Similar size (2,298 vs 2,298 sqft); Built same year (1929); Similar lot size (9,936 vs 9,050 sqft)
    $660,000
  • 340 Olmsted Rd, Riverside, IL 60546
    2,275 sqft | $264/sqft | built 1927 | Similar size (2,275 vs 2,298 sqft); Similar age (1927 vs 1929); Similar lot size (8,458 vs 9,050 sqft)
    $600,010

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 62.4% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$820,010+$315,180+62.4%
2025$504,830$00.0%
2024$504,830−$75,760−13.0%
2023$580,590+$165,890+40.0%
2022$414,700$00.0%
2021$414,700−$30,490−6.8%
2020$445,190——
6-year total+$374,820+84.2%