Cook County Value

1207 Richmond Ln, Wilmette, IL 60091

4 bed / 4 bath, 1,496 sqft, built 1947, in New Trier. Assessor market value for 2026: $865,710.

Cook County account 05284070240000

Assessor market value
$865,710
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,496 sqft
$579 per sqft
Year built
1947
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 9.9% from $960,560 in 2025 to $865,710 in 2026.
  • Assessor market value per square footThe current public record shows about $579 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 809 residential records in the same neighborhood, the average assessor market value is about $540 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.4% on average.

Comparable assessments

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

  • 1200 Richmond Ln, Wilmette, IL 60091
    1,600 sqft | $594/sqft | built 1941 | 7% larger (1,600 vs 1,496 sqft); Similar lot size (6,300 vs 6,496 sqft); Same quality (Average)
    $950,000
  • 910 10th St, Wilmette, IL 60091
    1,573 sqft | $543/sqft | built 1952 | 5% larger (1,573 vs 1,496 sqft); Similar age (1952 vs 1947); Lot 15% larger (7,500 vs 6,496 sqft)
    $853,890
  • 1311 Richmond Ln, Wilmette, IL 60091
    1,690 sqft | $555/sqft | built 1940 | 13% larger (1,690 vs 1,496 sqft); Similar lot size (6,215 vs 6,496 sqft); Same quality (Average)
    $937,820
  • 1307 Richmond Ln, Wilmette, IL 60091
    1,863 sqft | $569/sqft | built 1942 | Similar age (1942 vs 1947); Similar lot size (6,136 vs 6,496 sqft); Same quality (Average)
    $1,060,000
  • 917 13th St, Wilmette, IL 60091
    1,204 sqft | $631/sqft | built 1958 | Lot 12% larger (7,250 vs 6,496 sqft); Same quality (Average); Same neighborhood
    $760,010

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 9.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$865,710−$94,850−9.9%
2025$960,560+$301,550+45.8%
2024$659,010$00.0%
2023$659,010−$120,990−15.5%
2022$780,000+$235,650+43.3%
2021$544,350+$100.0%
2020$544,340——
6-year total+$321,370+59.0%