Cook County Value

518 N Washington Ave, Park Ridge, IL 60068

4 bed / 3 bath, 3,672 sqft, built 1993, in Maine. Assessor market value for 2026: $1,310,010.

Cook County account 09264090110000

Assessor market value
$1,310,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,672 sqft
$357 per sqft
Year built
1993
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 stayed about the same, from $1,310,010 in 2025 to $1,310,010 in 2026.
  • Assessor market value per square footThe current public record shows about $357 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 1,082 residential records in the same neighborhood, the average assessor market value is about $325 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.7% on average.

Comparable assessments

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

  • 415 Elmore St, Park Ridge, IL 60068
    3,577 sqft | $319/sqft | built 1993 | Similar size (3,577 vs 3,672 sqft); Built same year (1993); Similar lot size (8,000 vs 8,250 sqft)
    $1,140,000
  • 523 Grand Blvd, Park Ridge, IL 60068
    3,563 sqft | $318/sqft | built 1996 | Similar size (3,563 vs 3,672 sqft); Similar age (1996 vs 1993); Similar lot size (8,250 vs 8,250 sqft)
    $1,133,690
  • 219 Wisner St, Park Ridge, IL 60068
    3,573 sqft | $319/sqft | built 1996 | Similar size (3,573 vs 3,672 sqft); Similar age (1996 vs 1993); Similar lot size (8,000 vs 8,250 sqft)
    $1,140,000
  • 113 Wisner St, Park Ridge, IL 60068
    3,603 sqft | $330/sqft | built 1998 | Similar size (3,603 vs 3,672 sqft); Similar age (1998 vs 1993); Similar lot size (8,000 vs 8,250 sqft)
    $1,190,000
  • 531 Meacham Ave, Park Ridge, IL 60068
    3,756 sqft | $306/sqft | built 1997 | Similar size (3,756 vs 3,672 sqft); Similar age (1997 vs 1993); Similar lot size (8,550 vs 8,250 sqft)
    $1,150,010

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

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$1,310,010$00.0%
2025$1,310,010+$605,380+85.9%
2024$704,630——
2-year total+$605,380+85.9%