Cook County Value

238 Kilpatrick Ave, Wilmette, IL 60091

5 bed / 4 bath, 3,481 sqft, built 2021, in New Trier Assessor market value for 2026: $1,399,750.

Cook County account 05323050420000

Assessor market value
$1,399,750
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,481 sqft
$402 per sqft
Year built
2021
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 stayed about the same, from $1,399,750 in 2025 to $1,399,750 in 2026.
  • Assessor market value per square footThe current public record shows about $402 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 1,109 residential records in the same neighborhood, the average assessor market value is about $311 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.1% on average.

Comparable assessments

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

  • 2944 Central Ave, Wilmette, IL 60091
    3,491 sqft | $359/sqft | built 2016 | Similar size (3,491 vs 3,481 sqft); Similar age (2016 vs 2021); Similar lot size (8,300 vs 8,400 sqft)
    $1,253,330
  • 536 Lawler Ave, Wilmette, IL 60091
    3,567 sqft | $505/sqft | built 2026 | Similar size (3,567 vs 3,481 sqft); Similar age (2026 vs 2021); Lot 18% smaller (6,864 vs 8,400 sqft)
    $1,800,000
  • 3262 Sprucewood Ln, Wilmette, IL 60091
    2,936 sqft | $393/sqft | built 2018 | Similar age (2018 vs 2021); Similar lot size (7,933 vs 8,400 sqft); Same quality (Average)
    $1,152,480
  • 724 La Crosse Ave, Wilmette, IL 60091
    3,268 sqft | $318/sqft | built 2008 | 6% smaller (3,268 vs 3,481 sqft); Similar lot size (8,542 vs 8,400 sqft); Same quality (Average)
    $1,040,000
  • 305 Hibbard Rd, Wilmette, IL 60091
    3,198 sqft | $327/sqft | built 2009 | 8% smaller (3,198 vs 3,481 sqft); Similar lot size (9,176 vs 8,400 sqft); Same quality (Average)
    $1,045,670

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

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$1,399,750$00.0%
2025$1,399,750+$581,240+71.0%
2024$818,510——
2-year total+$581,240+71.0%