Cook County Value

309 Sterling Rd Kenilworth, IL 60043

5 bed / 4 bath, 4,554 sqft, built 1939, in New Trier. Assessor market value for 2026: $2,190,100.

Cook County account 05284010020000

Assessor market value
$2,190,100
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,554 sqft
$481 per sqft
Year built
1939
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 $2,190,100 in 2025 to $2,190,100 in 2026.
  • Assessor market value per square footThe current public record shows about $481 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 490 residential records in the same neighborhood, the average assessor market value is about $720 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.6% on average.

Comparable assessments

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

  • 542 Kenilworth Ave Kenilworth, IL 60043
    4,719 sqft | $500/sqft | built 1937 | Similar size (4,719 vs 4,554 sqft); Similar age (1937 vs 1939); Similar lot size (13,334 vs 14,800 sqft)
    $2,360,000
  • 110 Abingdon Ave Kenilworth, IL 60043
    4,336 sqft | $544/sqft | built 1942 | Similar size (4,336 vs 4,554 sqft); Similar age (1942 vs 1939); Similar lot size (16,000 vs 14,800 sqft)
    $2,358,920
  • 132 Tudor Pl Kenilworth, IL 60043
    4,750 sqft | $520/sqft | built 1950 | Similar size (4,750 vs 4,554 sqft); Similar lot size (14,475 vs 14,800 sqft); Same quality (Average)
    $2,470,000
  • 369 Sterling Rd Kenilworth, IL 60043
    4,225 sqft | $483/sqft | built 1938 | 7% smaller (4,225 vs 4,554 sqft); Similar age (1938 vs 1939); Similar lot size (13,600 vs 14,800 sqft)
    $2,039,110
  • 633 Warwick Rd Kenilworth, IL 60043
    4,590 sqft | $370/sqft | built 1954 | Similar size (4,590 vs 4,554 sqft); Similar lot size (15,615 vs 14,800 sqft); Same quality (Average)
    $1,700,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 405 Sheridan Rd Kenilworth, IL 60043
    5,009 sqft | $639/sqft | built 1929 | 10% size difference (5,009 sqft); Moderate age difference (10 years older); Within 1 bedroom (6 vs 5)
    $3,200,000

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$2,190,100$00.0%
2025$2,190,100+$731,920+50.2%
2024$1,458,180−$63,110−4.1%
2023$1,521,290−$258,710−14.5%
2022$1,780,000+$377,180+26.9%
2021$1,402,820+$37,820+2.8%
2020$1,365,000——
6-year total+$825,100+60.4%