Cook County Value

626 Linden Ave, Oak Park, IL 60302

4 bed / 3 bath, 5,826 sqft, built 1923, in Oak Park. Assessor market value for 2026: $1,780,000.

Cook County account 16064150030000

Assessor market value
$1,780,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
5,826 sqft
$306 per sqft
Year built
1923
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 60302, Oak Park, and Oak Park assessment pages.

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

Appeal deadlines

The 2026 appeal windows for Oak Park 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 24.5% from $1,430,000 in 2025 to $1,780,000 in 2026.
  • Assessor market value per square footThe current public record shows about $306 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Oak Park neighborhood and ZIP 60302.
  • Neighborhood value signalAmong 535 residential records in the same neighborhood, the average assessor market value is about $409 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +27.9% on average.

Comparable assessments

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

  • 544 Linden Ave, Oak Park, IL 60302
    5,910 sqft | $313/sqft | built 1914 | Similar size (5,910 vs 5,826 sqft); Similar lot size (16,596 vs 17,300 sqft); Same quality (Average)
    $1,848,330
  • 547 Fair Oaks Ave, Oak Park, IL 60302
    4,911 sqft | $314/sqft | built 1926 | Similar age (1926 vs 1923); Similar lot size (17,200 vs 17,300 sqft); Same quality (Average)
    $1,540,000
  • 531 Linden Ave, Oak Park, IL 60302
    5,298 sqft | $321/sqft | built 1909 | 9% smaller (5,298 vs 5,826 sqft); Similar lot size (17,500 vs 17,300 sqft); Same quality (Average)
    $1,700,000
  • 525 N East Ave, Oak Park, IL 60302
    4,964 sqft | $302/sqft | built 1912 | 15% smaller (4,964 vs 5,826 sqft); Similar lot size (17,500 vs 17,300 sqft); Same quality (Average)
    $1,500,000
  • 547 N Euclid Ave, Oak Park, IL 60302
    5,790 sqft | $292/sqft | built 1909 | Similar size (5,790 vs 5,826 sqft); Lot 20% larger (20,715 vs 17,300 sqft); Same quality (Average)
    $1,693,110

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. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 24.5% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,780,000+$350,000+24.5%
2025$1,430,000$00.0%
2024$1,430,000−$90,000−5.9%
2023$1,520,000+$499,990+49.0%
2022$1,020,010$00.0%
2021$1,020,010−$109,900−9.7%
2020$1,129,910——
6-year total+$650,090+57.5%