Cook County Value

231 Gillick St, Park Ridge, IL 60068

4 bed / 3 bath, 2,367 sqft, built 1928, in Maine. Assessor market value for 2026: $759,540.

Cook County account 09363090050000

Assessor market value
$759,540
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,367 sqft
$321 per sqft
Year built
1928
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 60068 and Maine assessment pages.

Local guide: Maine Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for Maine 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 decreased 20.9% from $960,000 in 2025 to $759,540 in 2026.
  • Assessor market value per square footThe current public record shows about $321 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Maine neighborhood and ZIP 60068.
  • Neighborhood value signalAmong 3,097 residential records in the same neighborhood, the average assessor market value is about $305 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.2% on average.

Comparable assessments

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

  • 809 Garden St, Park Ridge, IL 60068
    2,406 sqft | $267/sqft | built 1928 | Similar size (2,406 vs 2,367 sqft); Built same year (1928); Similar lot size (6,500 vs 6,650 sqft)
    $641,680
  • 1407 Garden St, Park Ridge, IL 60068
    2,381 sqft | $301/sqft | built 1931 | Similar size (2,381 vs 2,367 sqft); Similar age (1931 vs 1928); Similar lot size (6,500 vs 6,650 sqft)
    $717,730
  • 604 S Lincoln Ave, Park Ridge, IL 60068
    2,370 sqft | $291/sqft | built 1928 | Similar size (2,370 vs 2,367 sqft); Built same year (1928); Similar lot size (6,250 vs 6,650 sqft)
    $690,000
  • 13 Imperial St, Park Ridge, IL 60068
    2,352 sqft | $323/sqft | built 1928 | Similar size (2,352 vs 2,367 sqft); Built same year (1928); Similar lot size (6,250 vs 6,650 sqft)
    $760,000
  • 17 Imperial St, Park Ridge, IL 60068
    2,418 sqft | $299/sqft | built 1929 | Similar size (2,418 vs 2,367 sqft); Similar age (1929 vs 1928); Similar lot size (6,250 vs 6,650 sqft)
    $722,730

Recent comparable sales

Sales selected by similarity to the subject property.

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

Down 20.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$759,540−$200,460−20.9%
2025$960,000+$333,670+53.3%
2024$626,330$00.0%
2023$626,330$00.0%
2022$626,330+$162,790+35.1%
2021$463,540+$200.0%
2020$463,520——
6-year total+$296,020+63.9%