Cook County Value

805 Chilton Ln, Wilmette, IL 60091

3 bed / 2 bath, 2,849 sqft, built 1948, in New Trier. Assessor market value for 2026: $935,570.

Cook County account 05321000270000

Assessor market value
$935,570
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,849 sqft
$328 per sqft
Year built
1948
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 1.8% from $952,320 in 2025 to $935,570 in 2026.
  • Assessor market value per square footThe current public record shows about $328 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.

  • 1725 Central Ave, Wilmette, IL 60091
    2,958 sqft | $390/sqft | built 1944 | Similar size (2,958 vs 2,849 sqft); Similar age (1944 vs 1948); Similar lot size (8,305 vs 8,165 sqft)
    $1,153,210
  • 806 Chilton Ln, Wilmette, IL 60091
    2,676 sqft | $334/sqft | built 1948 | 6% smaller (2,676 vs 2,849 sqft); Built same year (1948); Similar lot size (8,160 vs 8,165 sqft)
    $892,810
  • 823 Leyden Ln, Wilmette, IL 60091
    2,807 sqft | $338/sqft | built 1939 | Similar size (2,807 vs 2,849 sqft); Similar lot size (8,400 vs 8,165 sqft); Same quality (Average)
    $950,000
  • 835 Chilton Ln, Wilmette, IL 60091
    3,040 sqft | $322/sqft | built 1949 | 7% larger (3,040 vs 2,849 sqft); Similar age (1949 vs 1948); Similar lot size (7,808 vs 8,165 sqft)
    $980,000
  • 843 Chilton Ln, Wilmette, IL 60091
    2,715 sqft | $343/sqft | built 1946 | Similar size (2,715 vs 2,849 sqft); Similar age (1946 vs 1948); Similar lot size (7,920 vs 8,165 sqft)
    $930,000

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 1.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$935,570−$16,750−1.8%
2025$952,320+$242,320+34.1%
2024$710,000$00.0%
2023$710,000$00.0%
2022$710,000+$11,630+1.7%
2021$698,370−$55,450−7.4%
2020$753,820——
6-year total+$181,750+24.1%