Cook County Value

543 Franklin Ave River Forest, IL 60305

5 bed / 2 bath, 3,735 sqft, built 1893, in River Forest. Assessor market value for 2026: $1,270,000.

Cook County account 15121100120000

Assessor market value
$1,270,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,735 sqft
$340 per sqft
Year built
1893
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 55.8% from $815,000 in 2025 to $1,270,000 in 2026.
  • Assessor market value per square footThe current public record shows about $340 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 637 residential records in the same neighborhood, the average assessor market value is about $380 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +29.4% on average.

Comparable assessments

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

  • 613 Park Ave River Forest, IL 60305
    3,735 sqft | $348/sqft | built 1898 | Similar size (3,735 vs 3,735 sqft); Similar age (1898 vs 1893); Similar lot size (10,050 vs 10,100 sqft)
    $1,300,790
  • 707 Keystone Ave River Forest, IL 60305
    3,483 sqft | $383/sqft | built 1894 | 7% smaller (3,483 vs 3,735 sqft); Similar age (1894 vs 1893); Similar lot size (9,735 vs 10,100 sqft)
    $1,333,560
  • 715 Park Ave River Forest, IL 60305
    3,734 sqft | $391/sqft | built 1901 | Similar size (3,734 vs 3,735 sqft); Similar lot size (10,050 vs 10,100 sqft); Same quality (Average)
    $1,460,000
  • 558 Forest Ave River Forest, IL 60305
    3,544 sqft | $333/sqft | built 1898 | 5% smaller (3,544 vs 3,735 sqft); Similar age (1898 vs 1893); Similar lot size (10,740 vs 10,100 sqft)
    $1,180,000
  • 710 Forest Ave River Forest, IL 60305
    3,701 sqft | $343/sqft | built 1880 | Similar size (3,701 vs 3,735 sqft); Similar lot size (10,382 vs 10,100 sqft); Same quality (Average)
    $1,270,000

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 55.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,270,000+$455,000+55.8%
2025$815,000$00.0%
2024$815,000−$195,000−19.3%
2023$1,010,000+$333,930+49.4%
2022$676,070$00.0%
2021$676,070+$100.0%
2020$676,060——
6-year total+$593,940+87.9%