Cook County Value

122 Central Park Ave, Wilmette, IL 60091

4 bed / 1 bath, 1,446 sqft, built 1927, in New Trier. Assessor market value for 2026: $678,090.

Cook County account 05334030340000

In line with similar homes

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

Assessor market value$678,090
Similar homes$723,520
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
$678,090
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,446 sqft
$469 per sqft
Year built
1927
Average quality

What we found

Similar homes' assessments

Weak

4 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $500.36/sqft, which supports a value of $723,520.

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 5.8% from $720,020 in 2025 to $678,090 in 2026.
  • Assessor market value per square footThe current public record shows about $469 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 1,671 residential records in the same neighborhood, the average assessor market value is about $458 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.4% on average.

Comparable assessments

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

  • 124 16th St, Wilmette, IL 60091
    1,400 sqft | $507/sqft | built 1926 | Similar size (1,400 vs 1,446 sqft); Similar age (1926 vs 1927); Similar lot size (5,000 vs 5,025 sqft)
    $710,000
  • 112 16th St, Wilmette, IL 60091
    1,487 sqft | $464/sqft | built 1923 | Similar size (1,487 vs 1,446 sqft); Similar age (1923 vs 1927); Similar lot size (5,000 vs 5,025 sqft)
    $690,000
  • 212 4th St, Wilmette, IL 60091
    1,458 sqft | $502/sqft | built 1918 | Similar size (1,458 vs 1,446 sqft); Similar lot size (5,000 vs 5,025 sqft); Same quality (Average)
    $732,430
  • 215 3rd St, Wilmette, IL 60091
    1,496 sqft | $434/sqft | built 1927 | Similar size (1,496 vs 1,446 sqft); Built same year (1927); Similar lot size (4,624 vs 5,025 sqft)
    $650,000
  • 405 Prairie Ave, Wilmette, IL 60091
    1,478 sqft | $426/sqft | built 1921 | Similar size (1,478 vs 1,446 sqft); Similar lot size (5,082 vs 5,025 sqft); Same quality (Average)
    $630,010

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

Down 5.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$678,090−$41,930−5.8%
2025$720,020+$216,140+42.9%
2024$503,880$00.0%
2023$503,880−$46,120−8.4%
2022$550,000+$248,510+82.4%
2021$301,490−$38,880−11.4%
2020$340,370——
6-year total+$337,720+99.2%