Cook County Value

644 Elgin Ave Forest Park, IL 60130

3 bed / 1 bath, 1,762 sqft, built 1925, in Proviso. Assessor market value for 2026: $400,000.

Cook County account 15132240150000

Assessor market value
$400,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,762 sqft
$227 per sqft
Year built
1925
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 increased 11.1% from $360,000 in 2025 to $400,000 in 2026.
  • Assessor market value per square footThe current public record shows about $227 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 1,139 residential records in the same neighborhood, the average assessor market value is about $260 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +21.6% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 321 Burkhardt Ct Forest Park, IL 60130
    1,727 sqft | $237/sqft | built 1924 | Similar size (1,727 vs 1,762 sqft); Similar age (1924 vs 1925); Similar lot size (4,875 vs 5,000 sqft)
    $410,000
  • 7648 Adams St Forest Park, IL 60130
    1,758 sqft | $245/sqft | built 1918 | Similar size (1,758 vs 1,762 sqft); Similar lot size (5,000 vs 5,000 sqft); Same quality (Average)
    $430,000
  • 600 Circle Ave Forest Park, IL 60130
    1,734 sqft | $242/sqft | built 1917 | Similar size (1,734 vs 1,762 sqft); Similar lot size (5,000 vs 5,000 sqft); Same quality (Average)
    $420,000
  • 617 Thomas Ave Forest Park, IL 60130
    1,772 sqft | $293/sqft | built 1919 | Similar size (1,772 vs 1,762 sqft); Similar lot size (5,120 vs 5,000 sqft); Same quality (Average)
    $520,000
  • 626 Elgin Ave Forest Park, IL 60130
    1,605 sqft | $268/sqft | built 1923 | 9% smaller (1,605 vs 1,762 sqft); Similar age (1923 vs 1925); Similar lot size (5,000 vs 5,000 sqft)
    $430,000

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 | Similar size (1,698 sqft); Moderate age difference (9 years older); 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

Up 11.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$400,000+$40,000+11.1%
2025$360,000$00.0%
2024$360,000$00.0%
2023$360,000+$6,340+1.8%
2022$353,660$00.0%
2021$353,660$00.0%
2020$353,660——
6-year total+$46,340+13.1%