Cook County Value

656 S Forrestville Ave 1 Chicago

20 bed / 6 bath, 12,018 sqft, built 1905, in Hyde Park. Assessor market value for 2026: $710,430.

Cook County account 20102320170000

Assessor market value
$710,430
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
12,018 sqft
$59 per sqft
Year built
1905
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 Hyde Park assessment pages.

Local guide: Hyde Park Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Hyde Park, appeals to the Assessor closed . Board of Review dates for Hyde Park have not been published yet.

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 decreased 16.4% from $850,000 in 2025 to $710,430 in 2026.
  • Assessor market value per square footThe current public record shows about $59 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Hyde Park neighborhood.
  • Neighborhood value signalAmong 3,695 residential records in the same neighborhood, the average assessor market value is about $175 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +0.4% on average.

Comparable assessments

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

  • 706 E 51st St 1, Chicago, IL 60615
    12,804 sqft | $65/sqft | built 1908 | 6% larger (12,804 vs 12,018 sqft); Similar age (1908 vs 1905); Similar lot size (7,322 vs 7,250 sqft)
    $830,000
  • 4315 Martin Luther King Jr Dr Chicago
    11,460 sqft | $66/sqft | built 1905 | Similar size (11,460 vs 12,018 sqft); Built same year (1905); Similar lot size (7,380 vs 7,250 sqft)
    $760,000
  • 552 E 51st St, Chicago, IL 60615
    12,095 sqft | $37/sqft | built 1913 | Similar size (12,095 vs 12,018 sqft); Similar lot size (7,020 vs 7,250 sqft); Same quality (Average)
    $445,570
  • 4519 S Michigan Ave, Chicago, IL 60653
    11,445 sqft | $77/sqft | built 1913 | Similar size (11,445 vs 12,018 sqft); Similar lot size (7,567 vs 7,250 sqft); Same quality (Average)
    $880,010
  • 4137 S Michigan Ave, Chicago, IL 60653
    11,878 sqft | $71/sqft | built 1914 | Similar size (11,878 vs 12,018 sqft); Lot 11% larger (8,050 vs 7,250 sqft); Same quality (Average)
    $840,000

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. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Down 16.4% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$710,430−$139,570−16.4%
2025$850,000$00.0%
2024$850,000+$431,600+103.2%
2023$418,400−$163,440−28.1%
2022$581,840−$18,160−3.0%
2021$600,000+$239,530+66.4%
2020$360,470——
6-year total+$349,960+97.1%