Cook County Value

3725 Whirlaway Dr, Northbrook, IL 60062

6 bed / 3 bath, 3,287 sqft, built 1972, in Northfield. Assessor market value for 2026: $960,000.

Cook County account 04184040120000

Assessor market value
$960,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,287 sqft
$292 per sqft
Year built
1972
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 60062 and Northfield assessment pages.

Local guide: Northfield Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Northfield, appeals to the Assessor closed . Board of Review dates for Northfield have not been published yet.

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 stayed about the same, from $960,000 in 2025 to $960,000 in 2026.
  • Assessor market value per square footThe current public record shows about $292 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Northfield neighborhood and ZIP 60062.
  • Neighborhood value signalAmong 530 residential records in the same neighborhood, the average assessor market value is about $283 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.3% on average.

Comparable assessments

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

  • 2442 Ridge Rd, Northbrook, IL 60062
    3,234 sqft | $262/sqft | built 1964 | Similar size (3,234 vs 3,287 sqft); Similar lot size (35,495 vs 34,548 sqft); Same quality (Average)
    $848,590
  • 2239 Post Rd, Northbrook, IL 60062
    3,286 sqft | $212/sqft | built 1977 | Similar size (3,286 vs 3,287 sqft); Similar age (1977 vs 1972); Similar lot size (33,180 vs 34,548 sqft)
    $695,550
  • 2229 Post Rd, Northbrook, IL 60062
    3,397 sqft | $206/sqft | built 1977 | Similar size (3,397 vs 3,287 sqft); Similar age (1977 vs 1972); Similar lot size (33,600 vs 34,548 sqft)
    $699,800
  • 2159 Post Rd, Northbrook, IL 60062
    3,485 sqft | $208/sqft | built 1972 | 6% larger (3,485 vs 3,287 sqft); Built same year (1972); Lot 13% smaller (30,135 vs 34,548 sqft)
    $723,150
  • 3483 Whirlaway Dr, Northbrook, IL 60062
    3,192 sqft | $200/sqft | built 1966 | Similar size (3,192 vs 3,287 sqft); Similar lot size (37,425 vs 34,548 sqft); Same quality (Average)
    $638,390

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

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$960,000$00.0%
2025$960,000+$369,960+62.7%
2024$590,040——
2-year total+$369,960+62.7%