Cook County Value

812 Circle Ave Forest Park, IL 60130

3 bed / 1 bath, 1,178 sqft, built 1903, in Proviso. Assessor market value for 2026: $350,000.

Cook County account 15134050110000

Assessor market value
$350,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,178 sqft
$297 per sqft
Year built
1903
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 60130 and Proviso assessment pages.

Local guide: Proviso Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Proviso, appeals to the Assessor are open through (8 days left).

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 0.9% from $353,210 in 2025 to $350,000 in 2026.
  • Assessor market value per square footThe current public record shows about $297 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Proviso neighborhood and ZIP 60130.
  • Neighborhood value signalAmong 1,610 residential records in the same neighborhood, the average assessor market value is about $258 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +17.7% on average.

Comparable assessments

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

  • 821 Circle Ave Forest Park, IL 60130
    1,200 sqft | $283/sqft | built 1905 | Similar size (1,200 vs 1,178 sqft); Similar age (1905 vs 1903); Similar lot size (4,687 vs 4,687 sqft)
    $340,000
  • 1013 Beloit Ave Forest Park, IL 60130
    1,207 sqft | $273/sqft | built 1908 | Similar size (1,207 vs 1,178 sqft); Similar age (1908 vs 1903); Similar lot size (4,687 vs 4,687 sqft)
    $330,000
  • 1040 Dunlop Ave Forest Park, IL 60130
    1,200 sqft | $242/sqft | built 1907 | Similar size (1,200 vs 1,178 sqft); Similar age (1907 vs 1903); Similar lot size (4,500 vs 4,687 sqft)
    $290,000
  • 937 Lathrop Ave Forest Park, IL 60130
    1,168 sqft | $317/sqft | built 1909 | Similar size (1,168 vs 1,178 sqft); Similar lot size (4,500 vs 4,687 sqft); Same quality (Average)
    $370,000
  • 1326 Circle Ave Forest Park, IL 60130
    1,175 sqft | $264/sqft | built 1908 | Similar size (1,175 vs 1,178 sqft); Similar age (1908 vs 1903); Similar lot size (4,355 vs 4,687 sqft)
    $310,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 1125 Marengo Ave Forest Park, IL 60130
    1,040 sqft | $372/sqft | built 1923 | 12% size difference (1,040 sqft); Same beds (3)
    $387,000

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

Down 0.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$350,000−$3,210−0.9%
2025$353,210$00.0%
2024$353,210−$26,790−7.0%
2023$380,000+$195,010+105.4%
2022$184,990$00.0%
2021$184,990+$100.0%
2020$184,980——
6-year total+$165,020+89.2%