Cook County Value

1704 Walnut Ave, Wilmette, IL 60091

3 bed / 1 bath, 1,320 sqft, built 1916, in New Trier. Assessor market value for 2026: $719,900.

Cook County account 05284130230000

Likely too high

about $74,000

8 similar homes nearby point to a value about $74,000 lower than yours.

Assessor market value$719,900
Similar homes$645,585
$74,315 gap · bars start at $0

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

Assessor market value
$719,900
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,320 sqft
$545 per sqft
Year built
1916
Average quality

Why we think so

Similar homes' assessments

Strong

6 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $475.11/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 $165,760. Counting your land in place of theirs where theirs is less, they support a value of $645,585.

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 decreased 4.0% from $750,000 in 2025 to $719,900 in 2026.
  • Assessor market value per square footThe current public record shows about $545 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 1,584 residential records in the same neighborhood, the average assessor market value is about $440 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.9% on average.

Comparable assessments

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

  • 1700 Walnut Ave, Wilmette, IL 60091
    1,352 sqft | $547/sqft | built 1917 | Similar size (1,352 vs 1,320 sqft); Similar age (1917 vs 1916); Similar lot size (5,180 vs 5,180 sqft)
    $740,000
  • 1706 Walnut Ave, Wilmette, IL 60091
    1,188 sqft | $514/sqft | built 1917 | 10% smaller (1,188 vs 1,320 sqft); Similar age (1917 vs 1916); Similar lot size (5,320 vs 5,180 sqft)
    $610,750
  • 531 Melrose Ave Kenilworth, IL 60043
    1,326 sqft | $475/sqft | built 1907 | Similar size (1,326 vs 1,320 sqft); Lot 11% smaller (4,625 vs 5,180 sqft); Same quality (Average)
    $630,000
  • 1625 Elmwood Ave, Wilmette, IL 60091
    1,232 sqft | $554/sqft | built 1909 | 7% smaller (1,232 vs 1,320 sqft); Similar lot size (4,970 vs 5,180 sqft); Same quality (Average)
    $682,640
  • 610 Roger Ave Kenilworth, IL 60043
    1,342 sqft | $411/sqft | built 1910 | Similar size (1,342 vs 1,320 sqft); Similar lot size (5,664 vs 5,180 sqft); Same quality (Average)
    $551,600

Recent comparable sales

Sales selected by similarity to the subject property.

  • 125 5th St, Wilmette, IL 60091
    1,424 sqft | $562/sqft | built 1907 | 8% size difference (1,424 sqft); Moderate age difference (9 years older); Same beds (3)
    $800,000

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

Down 4.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$719,900−$30,100−4.0%
2025$750,000+$182,430+32.1%
2024$567,570−$42,430−7.0%
2023$610,000$00.0%
2022$610,000+$276,820+83.1%
2021$333,180+$100.0%
2020$333,170——
6-year total+$386,730+116.1%