Cook County Value

244 Cumnor Rd Kenilworth, IL 60043

5 bed / 3 bath, 4,341 sqft, built 1910, in New Trier. Assessor market value for 2026: $2,340,000.

Cook County account 05284080240000

Assessor market value
$2,340,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,341 sqft
$539 per sqft
Year built
1910
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 60043 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 $2,340,000 in 2025 to $2,340,000 in 2026.
  • Assessor market value per square footThe current public record shows about $539 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 60043.
  • Neighborhood value signalAmong 809 residential records in the same neighborhood, the average assessor market value is about $540 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.4% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 1231 Greenwood Ave, Wilmette, IL 60091
    4,500 sqft | $518/sqft | built 1912 | Similar size (4,500 vs 4,341 sqft); Similar age (1912 vs 1910); Similar lot size (18,600 vs 17,500 sqft)
    $2,330,000
  • 620 Forest Ave, Wilmette, IL 60091
    4,591 sqft | $508/sqft | built 1914 | 6% larger (4,591 vs 4,341 sqft); Similar age (1914 vs 1910); Similar lot size (18,500 vs 17,500 sqft)
    $2,330,000
  • 804 Forest Ave, Wilmette, IL 60091
    4,260 sqft | $516/sqft | built 1899 | Similar size (4,260 vs 4,341 sqft); Similar lot size (18,500 vs 17,500 sqft); Same quality (Average)
    $2,198,240
  • 1014 Elmwood Ave, Wilmette, IL 60091
    4,733 sqft | $504/sqft | built 1909 | 9% larger (4,733 vs 4,341 sqft); Similar age (1909 vs 1910); Similar lot size (17,600 vs 17,500 sqft)
    $2,385,210
  • 717 Elmwood Ave, Wilmette, IL 60091
    4,389 sqft | $518/sqft | built 1908 | Similar size (4,389 vs 4,341 sqft); Similar age (1908 vs 1910); Lot 18% smaller (14,400 vs 17,500 sqft)
    $2,271,750

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$2,340,000$00.0%
2025$2,340,000+$360,000+18.2%
2024$1,980,000$00.0%
2023$1,980,000$00.0%
2022$1,980,000+$696,570+54.3%
2021$1,283,430+$17,020+1.3%
2020$1,266,410——
6-year total+$1,073,590+84.8%