Cook County Value

515 Roslyn Rd Kenilworth, IL 60043

6 bed / 6 bath, 5,206 sqft, built 2026, in New Trier Assessor market value for 2026: $1,957,840.

Cook County account 05282060170000

In line with similar homes

8 similar homes nearby support a value at or above your county value.

Assessor market value$1,957,840
Similar homes$3,616,191
No gap: similar homes are at or above the county value · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Assessor market value
$1,957,840
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
5,206 sqft
$376 per sqft
Year built
2026
Average quality

What we found

Similar homes' assessments

Weak

0 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $685.24/sqft, but land is valued apart from the home, and some of them have less land value per square foot of home than yours, which counts as $490,000. Counting your land in place of theirs where theirs is less, they support a value of $3,616,191.

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 increased 41.9% from $1,380,000 in 2025 to $1,957,840 in 2026.
  • Assessor market value per square footThe current public record shows about $376 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.

  • 229 Essex Rd Kenilworth, IL 60043
    5,102 sqft | $685/sqft | built 2017 | Similar size (5,102 vs 5,206 sqft); Lot 12% smaller (15,440 vs 17,500 sqft); Same quality (Average)
    $3,496,070
  • 240 Raleigh Rd Kenilworth, IL 60043
    4,893 sqft | $767/sqft | built 2022 | 6% smaller (4,893 vs 5,206 sqft); Similar age (2022 vs 2026); Lot 10% smaller (15,750 vs 17,500 sqft)
    $3,752,040
  • 312 Sheridan Rd Kenilworth, IL 60043
    4,558 sqft | $716/sqft | built 2021 | 12% smaller (4,558 vs 5,206 sqft); Similar age (2021 vs 2026); Similar lot size (17,487 vs 17,500 sqft)
    $3,263,180
  • 156 Oxford Rd Kenilworth, IL 60043
    5,712 sqft | $588/sqft | built 2022 | 10% larger (5,712 vs 5,206 sqft); Similar age (2022 vs 2026); Similar lot size (18,285 vs 17,500 sqft)
    $3,358,270
  • 523 Greenwood Ave Kenilworth, IL 60043
    5,028 sqft | $506/sqft | built 2015 | Similar size (5,028 vs 5,206 sqft); Lot 14% smaller (14,998 vs 17,500 sqft); Same quality (Average)
    $2,542,060

Recent comparable sales

No usable comparable sales are available in this data snapshot.

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

Up 41.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,957,840+$577,840+41.9%
2025$1,380,000+$112,390+8.9%
2024$1,267,610$00.0%
2023$1,267,610−$472,390−27.1%
2022$1,740,000+$736,010+73.3%
2021$1,003,990$00.0%
2020$1,003,990——
6-year total+$953,850+95.0%