Cook County Value

925 Marengo Ave Forest Park, IL 60130

3 bed / 1 bath, 1,512 sqft, built 1908, in Proviso Assessor market value for 2026: $390,000.

Cook County account 15134130280000

Assessor market value
$390,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,512 sqft
$258 per sqft
Year built
1908
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 stayed about the same, from $390,010 in 2025 to $390,000 in 2026.
  • Assessor market value per square footThe current public record shows about $258 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.

  • 941 Elgin Ave Forest Park, IL 60130
    1,496 sqft | $247/sqft | built 1906 | Similar size (1,496 vs 1,512 sqft); Similar age (1906 vs 1908); Similar lot size (6,250 vs 6,250 sqft)
    $370,000
  • 1010 Dunlop Ave Forest Park, IL 60130
    1,510 sqft | $265/sqft | built 1913 | Similar size (1,510 vs 1,512 sqft); Similar age (1913 vs 1908); Similar lot size (6,300 vs 6,250 sqft)
    $400,000
  • 1522 Elgin Ave Forest Park, IL 60130
    1,470 sqft | $238/sqft | built 1913 | Similar size (1,470 vs 1,512 sqft); Similar age (1913 vs 1908); Similar lot size (6,250 vs 6,250 sqft)
    $350,000
  • 1005 Elgin Ave Forest Park, IL 60130
    1,531 sqft | $235/sqft | built 1916 | Similar size (1,531 vs 1,512 sqft); Similar lot size (6,250 vs 6,250 sqft); Same quality (Average)
    $360,000
  • 921 Elgin Ave Forest Park, IL 60130
    1,473 sqft | $251/sqft | built 1918 | Similar size (1,473 vs 1,512 sqft); Similar lot size (6,250 vs 6,250 sqft); Same quality (Average)
    $370,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 902 Ferdinand Ave Forest Park, IL 60130
    1,698 sqft | $233/sqft | built 1916 | 12% size difference (1,698 sqft); Moderate age difference (8 years newer); Same beds (3)
    $395,000

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

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$390,000−$100.0%
2025$390,010$00.0%
2024$390,010$00.0%
2023$390,010+$143,960+58.5%
2022$246,050$00.0%
2021$246,050+$100.0%
2020$246,040——
6-year total+$143,960+58.5%