Cook County Value

1127 Manor Dr, Wilmette, IL 60091

4 bed / 3 bath, 3,857 sqft, built 1999, in New Trier. Assessor market value for 2026: $1,254,200.

Cook County account 05303030090000

Assessor market value
$1,254,200
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,857 sqft
$325 per sqft
Year built
1999
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 11.0% from $1,410,000 in 2025 to $1,254,200 in 2026.
  • Assessor market value per square footThe current public record shows about $325 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 1,980 residential records in the same neighborhood, the average assessor market value is about $334 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.5% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 1115 Manor Dr, Wilmette, IL 60091
    4,004 sqft | $324/sqft | built 1998 | Similar size (4,004 vs 3,857 sqft); Similar age (1998 vs 1999); Similar lot size (14,212 vs 14,212 sqft)
    $1,296,060
  • 3710 Lake Ave, Wilmette, IL 60091
    4,102 sqft | $311/sqft | built 2006 | 6% larger (4,102 vs 3,857 sqft); Similar lot size (13,500 vs 14,212 sqft); Same quality (Average)
    $1,275,550
  • 1021 Arbor Ln, Glenview, IL 60025
    3,816 sqft | $342/sqft | built 2007 | Similar size (3,816 vs 3,857 sqft); Similar lot size (13,279 vs 14,212 sqft); Same quality (Average)
    $1,303,340
  • 1049 Manor Dr, Wilmette, IL 60091
    4,190 sqft | $310/sqft | built 1996 | 9% larger (4,190 vs 3,857 sqft); Similar age (1996 vs 1999); Similar lot size (14,212 vs 14,212 sqft)
    $1,300,000
  • 1046 Heatherfield Ln, Glenview, IL 60025
    4,241 sqft | $332/sqft | built 1997 | 10% larger (4,241 vs 3,857 sqft); Similar age (1997 vs 1999); Similar lot size (13,323 vs 14,212 sqft)
    $1,410,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 1231 Gregory Ave, Wilmette, IL 60091
    4,200 sqft | $583/sqft | built 2006 | 9% size difference (4,200 sqft); Moderate age difference (7 years newer); Within 1 bedroom (5 vs 4)
    $2,450,000

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 11.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,254,200−$155,800−11.0%
2025$1,410,000+$520,000+58.4%
2024$890,000$00.0%
2023$890,000$00.0%
2022$890,000+$53,900+6.4%
2021$836,100−$21,610−2.5%
2020$857,710——
6-year total+$396,490+46.2%