Cook County Value

226 Forest Ave River Forest, IL 60305

3 bed / 1 bath, 1,526 sqft, built 1899, in River Forest. Assessor market value for 2026: $530,000.

Cook County account 15123070100000

Assessor market value
$530,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,526 sqft
$347 per sqft
Year built
1899
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 60305 and River Forest assessment pages.

Local guide: River Forest Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for River Forest 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 6.0% from $500,000 in 2025 to $530,000 in 2026.
  • Assessor market value per square footThe current public record shows about $347 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the River Forest neighborhood and ZIP 60305.
  • Neighborhood value signalAmong 709 residential records in the same neighborhood, the average assessor market value is about $341 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +16.9% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 230 Forest Ave River Forest, IL 60305
    1,523 sqft | $479/sqft | built 1888 | Similar size (1,523 vs 1,526 sqft); Similar lot size (6,650 vs 6,650 sqft); Same quality (Average)
    $730,000
  • 43 Park Ave River Forest, IL 60305
    1,618 sqft | $340/sqft | built 1898 | 6% larger (1,618 vs 1,526 sqft); Similar age (1898 vs 1899); Lot 12% larger (7,425 vs 6,650 sqft)
    $550,000
  • 308 Ashland Ave River Forest, IL 60305
    1,500 sqft | $353/sqft | built 1913 | Similar size (1,500 vs 1,526 sqft); Similar lot size (6,408 vs 6,650 sqft); Same quality (Average)
    $530,000
  • 40 Ashland Ave River Forest, IL 60305
    1,567 sqft | $345/sqft | built 1900 | Similar size (1,567 vs 1,526 sqft); Similar age (1900 vs 1899); Lot 20% smaller (5,340 vs 6,650 sqft)
    $540,000
  • 7712 Vine St River Forest, IL 60305
    1,408 sqft | $355/sqft | built 1898 | 8% smaller (1,408 vs 1,526 sqft); Similar age (1898 vs 1899); Similar lot size (7,109 vs 6,650 sqft)
    $500,000

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: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 6.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$530,000+$30,000+6.0%
2025$500,000$00.0%
2024$500,000$00.0%
2023$500,000+$139,500+38.7%
2022$360,500$00.0%
2021$360,500+$100.0%
2020$360,490——
6-year total+$169,510+47.0%