Cook County Value

820 Romona Rd, Wilmette, IL 60091

5 bed / 3 bath, 2,147 sqft, built 1958, in New Trier. Assessor market value for 2026: $822,440.

Cook County account 05321040350000

Assessor market value
$822,440
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,147 sqft
$383 per sqft
Year built
1958
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 3.2% from $850,000 in 2025 to $822,440 in 2026.
  • Assessor market value per square footThe current public record shows about $383 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.

  • 2914 Orchard Ln, Wilmette, IL 60091
    2,093 sqft | $368/sqft | built 1952 | Similar size (2,093 vs 2,147 sqft); Similar lot size (13,038 vs 13,287 sqft); Same quality (Average)
    $770,000
  • 100 Westmoreland Dr, Wilmette, IL 60091
    2,083 sqft | $354/sqft | built 1960 | Similar size (2,083 vs 2,147 sqft); Similar age (1960 vs 1958); Similar lot size (13,428 vs 13,287 sqft)
    $736,920
  • 2910 Hawthorn Ln, Wilmette, IL 60091
    2,206 sqft | $343/sqft | built 1963 | Similar size (2,206 vs 2,147 sqft); Similar age (1963 vs 1958); Similar lot size (12,781 vs 13,287 sqft)
    $755,930
  • 740 Chilton Ln, Wilmette, IL 60091
    2,195 sqft | $360/sqft | built 1953 | Similar size (2,195 vs 2,147 sqft); Similar age (1953 vs 1958); Similar lot size (13,575 vs 13,287 sqft)
    $790,010
  • 250 Locust Rd, Wilmette, IL 60091
    2,138 sqft | $332/sqft | built 1960 | Similar size (2,138 vs 2,147 sqft); Similar age (1960 vs 1958); Lot 14% larger (15,167 vs 13,287 sqft)
    $710,000

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

Down 3.2% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$822,440−$27,560−3.2%
2025$850,000+$180,000+26.9%
2024$670,000——
2-year total+$152,440+22.8%