Cook County Value

221 10th St, Wilmette, IL 60091

4 bed / 3 bath, 2,510 sqft, built 1952, in New Trier. Assessor market value for 2026: $1,206,210.

Cook County account 05343030190000

Assessor market value
$1,206,210
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,510 sqft
$481 per sqft
Year built
1952
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 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 21.7% from $1,540,000 in 2025 to $1,206,210 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 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.

  • 816 Ouilmette Ln, Wilmette, IL 60091
    2,461 sqft | $390/sqft | built 1950 | Similar size (2,461 vs 2,510 sqft); Similar age (1950 vs 1952); Similar lot size (6,780 vs 7,388 sqft)
    $958,650
  • 201 Golf Ter, Wilmette, IL 60091
    2,534 sqft | $458/sqft | built 1947 | Similar size (2,534 vs 2,510 sqft); Similar age (1947 vs 1952); Similar lot size (8,012 vs 7,388 sqft)
    $1,161,640
  • 1622 Wilmette Ave, Wilmette, IL 60091
    2,558 sqft | $430/sqft | built 1953 | Similar size (2,558 vs 2,510 sqft); Similar age (1953 vs 1952); Lot 17% larger (8,650 vs 7,388 sqft)
    $1,100,010
  • 707 Ouilmette Ln, Wilmette, IL 60091
    2,397 sqft | $388/sqft | built 1950 | Similar size (2,397 vs 2,510 sqft); Similar age (1950 vs 1952); Similar lot size (6,720 vs 7,388 sqft)
    $930,000
  • 1635 Central Ave, Wilmette, IL 60091
    2,339 sqft | $445/sqft | built 1945 | 7% smaller (2,339 vs 2,510 sqft); Similar lot size (7,450 vs 7,388 sqft); Same quality (Average)
    $1,040,010

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 21.7% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,206,210−$333,790−21.7%
2025$1,540,000+$480,000+45.3%
2024$1,060,000$00.0%
2023$1,060,000$00.0%
2022$1,060,000+$527,690+99.1%
2021$532,310+$75,020+16.4%
2020$457,290——
6-year total+$748,920+163.8%