Cook County Value

731 Park Ave, Wilmette, IL 60091

4 bed / 2 bath, 3,354 sqft, built 2005, in New Trier Assessor market value for 2026: $2,016,920.

Cook County account 05332120180000

Assessor market value
$2,016,920
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,354 sqft
$601 per sqft
Year built
2005
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 60091 and New Trier assessment pages.

Local guide: New Trier Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for New Trier 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 3.8% from $2,096,820 in 2025 to $2,016,920 in 2026.
  • Assessor market value per square footThe current public record shows about $601 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the New Trier neighborhood and ZIP 60091.
  • Neighborhood value signalAmong 1,671 residential records in the same neighborhood, the average assessor market value is about $458 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.4% on average.

Comparable assessments

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

  • 1530 Highland Ave, Wilmette, IL 60091
    3,248 sqft | $705/sqft | built 2005 | Similar size (3,248 vs 3,354 sqft); Built same year (2005); Similar lot size (15,497 vs 15,000 sqft)
    $2,290,050
  • 2115 Birchwood Ave, Wilmette, IL 60091
    3,213 sqft | $442/sqft | built 2000 | Similar size (3,213 vs 3,354 sqft); Similar age (2000 vs 2005); Similar lot size (14,450 vs 15,000 sqft)
    $1,420,010
  • 2101 Birchwood Ave, Wilmette, IL 60091
    3,437 sqft | $449/sqft | built 2000 | Similar size (3,437 vs 3,354 sqft); Similar age (2000 vs 2005); Similar lot size (16,116 vs 15,000 sqft)
    $1,544,220
  • 818 Park Ave, Wilmette, IL 60091
    3,400 sqft | $573/sqft | built 2012 | Similar size (3,400 vs 3,354 sqft); Same quality (Average); Same neighborhood
    $1,946,860
  • 210 5th St, Wilmette, IL 60091
    3,360 sqft | $583/sqft | built 2008 | Similar size (3,360 vs 3,354 sqft); Similar age (2008 vs 2005); Same quality (Average)
    $1,960,000

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: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Down 3.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$2,016,920−$79,900−3.8%
2025$2,096,820+$706,820+50.9%
2024$1,390,000——
2-year total+$626,920+45.1%