Cook County Value

431 Central Ave, Wilmette, IL 60091

5 bed / 3 bath, 2,536 sqft, built 1902, in New Trier. Assessor market value for 2026: $1,262,410.

Cook County account 05351070010000

Assessor market value
$1,262,410
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,536 sqft
$498 per sqft
Year built
1902
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 10.5% from $1,410,000 in 2025 to $1,262,410 in 2026.
  • Assessor market value per square footThe current public record shows about $498 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 807 residential records in the same neighborhood, the average assessor market value is about $481 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.6% on average.

Comparable assessments

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

  • 33 Crescent Pl, Wilmette, IL 60091
    2,621 sqft | $679/sqft | built 1903 | Similar size (2,621 vs 2,536 sqft); Similar age (1903 vs 1902); Similar lot size (9,848 vs 9,660 sqft)
    $1,780,000
  • 710 Laurel Ave, Wilmette, IL 60091
    2,544 sqft | $523/sqft | built 1915 | Similar size (2,544 vs 2,536 sqft); Similar lot size (9,600 vs 9,660 sqft); Same quality (Average)
    $1,330,000
  • 245 Linden Ave, Wilmette, IL 60091
    2,388 sqft | $436/sqft | built 1899 | 6% smaller (2,388 vs 2,536 sqft); Similar age (1899 vs 1902); Similar lot size (9,600 vs 9,660 sqft)
    $1,040,000
  • 500 Central Ave, Wilmette, IL 60091
    2,499 sqft | $612/sqft | built 1893 | Similar size (2,499 vs 2,536 sqft); Similar lot size (9,540 vs 9,660 sqft); Same quality (Average)
    $1,530,000
  • 910 Oakwood Ave, Wilmette, IL 60091
    2,539 sqft | $511/sqft | built 1913 | Similar size (2,539 vs 2,536 sqft); Similar lot size (9,500 vs 9,660 sqft); Same quality (Average)
    $1,298,310

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 10.5% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,262,410−$147,590−10.5%
2025$1,410,000+$436,810+44.9%
2024$973,190−$106,810−9.9%
2023$1,080,000$00.0%
2022$1,080,000+$400,860+59.0%
2021$679,140−$32,020−4.5%
2020$711,160——
6-year total+$551,250+77.5%