Cook County Value

2544 Marian Ln, Wilmette, IL 60091

5 bed / 3 bath, 2,584 sqft, built 1962, in New Trier. Assessor market value for 2026: $918,710.

Cook County account 05322000880000

Assessor market value
$918,710
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,584 sqft
$356 per sqft
Year built
1962
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 7.2% from $990,000 in 2025 to $918,710 in 2026.
  • Assessor market value per square footThe current public record shows about $356 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.

  • 528 Koerper Ct, Wilmette, IL 60091
    2,557 sqft | $383/sqft | built 1962 | Similar size (2,557 vs 2,584 sqft); Built same year (1962); Similar lot size (15,288 vs 15,570 sqft)
    $980,000
  • 734 Illinois Rd, Wilmette, IL 60091
    2,574 sqft | $386/sqft | built 1968 | Similar size (2,574 vs 2,584 sqft); Similar lot size (15,200 vs 15,570 sqft); Same quality (Average)
    $992,530
  • 2519 Greenleaf Ave, Wilmette, IL 60091
    2,547 sqft | $338/sqft | built 1964 | Similar size (2,547 vs 2,584 sqft); Similar age (1964 vs 1962); Similar lot size (14,902 vs 15,570 sqft)
    $860,000
  • 2341 Pomona Ln, Wilmette, IL 60091
    2,581 sqft | $387/sqft | built 1961 | Similar size (2,581 vs 2,584 sqft); Similar age (1961 vs 1962); Lot 20% smaller (12,485 vs 15,570 sqft)
    $1,000,010
  • 2300 Birchwood Ave, Wilmette, IL 60091
    2,481 sqft | $321/sqft | built 1953 | Similar size (2,481 vs 2,584 sqft); Similar lot size (15,065 vs 15,570 sqft); Same quality (Average)
    $796,440

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 7.2% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$918,710−$71,290−7.2%
2025$990,000+$279,530+39.3%
2024$710,470$00.0%
2023$710,470−$46,380−6.1%
2022$756,850+$132,960+21.3%
2021$623,890+$200.0%
2020$623,870——
6-year total+$294,840+47.3%