Cook County Value

535 Illinois Rd, Wilmette, IL 60091

4 bed / 1 bath, 1,706 sqft, built 1920, in New Trier. Assessor market value for 2026: $760,000.

Cook County account 05331160040000

Likely too high

about $84,000

8 similar homes nearby point to a value about $84,000 lower than yours.

Assessor market value$760,000
Similar homes$675,780
$84,220 gap · bars start at $0

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

Assessor market value
$760,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,706 sqft
$445 per sqft
Year built
1920
Average quality

Why we think so

Similar homes' assessments

Strong

7 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $391.31/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 $192,320. Counting your land in place of theirs where theirs is less, they support a value of $675,780.

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 $760,000 in 2025 to $760,000 in 2026.
  • Assessor market value per square footThe current public record shows about $445 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 1,944 residential records in the same neighborhood, the average assessor market value is about $372 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.2% on average.

Comparable assessments

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

  • 2547 Lake Ave, Wilmette, IL 60091
    1,800 sqft | $328/sqft | built 1920 | 6% larger (1,800 vs 1,706 sqft); Built same year (1920); Similar lot size (8,880 vs 9,158 sqft)
    $590,000
  • 500 Ridge Rd, Wilmette, IL 60091
    1,620 sqft | $414/sqft | built 1926 | 5% smaller (1,620 vs 1,706 sqft); Similar lot size (10,000 vs 9,158 sqft); Same quality (Average)
    $670,130
  • 1721 Washington Ave, Wilmette, IL 60091
    1,629 sqft | $380/sqft | built 1920 | Similar size (1,629 vs 1,706 sqft); Built same year (1920); Lot 13% smaller (8,000 vs 9,158 sqft)
    $619,400
  • 1707 Central Ave, Wilmette, IL 60091
    1,734 sqft | $473/sqft | built 1928 | Similar size (1,734 vs 1,706 sqft); Lot 14% smaller (7,850 vs 9,158 sqft); Same quality (Average)
    $820,000
  • 1708 Wilmette Ave, Wilmette, IL 60091
    1,665 sqft | $402/sqft | built 1922 | Similar size (1,665 vs 1,706 sqft); Similar age (1922 vs 1920); Lot 19% larger (10,900 vs 9,158 sqft)
    $670,000

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$760,000$00.0%
2025$760,000+$244,200+47.3%
2024$515,800$00.0%
2023$515,800−$64,210−11.1%
2022$580,010+$201,280+53.1%
2021$378,730+$200.0%
2020$378,710——
6-year total+$381,290+100.7%