Cook County Value

3461 Cornflower Trl, Northbrook, IL 60062

4 bed / 3 bath, 3,599 sqft, built 1997, in Northfield. Assessor market value for 2026: $1,010,000.

Cook County account 04173080060000

Assessor market value
$1,010,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,599 sqft
$281 per sqft
Year built
1997
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 $1,010,000 in 2025 to $1,010,000 in 2026.
  • Assessor market value per square footThe current public record shows about $281 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.

  • 2070 Lavigne Ln, Northbrook, IL 60062
    3,418 sqft | $301/sqft | built 1995 | 5% smaller (3,418 vs 3,599 sqft); Similar age (1995 vs 1997); Similar lot size (19,532 vs 19,484 sqft)
    $1,030,000
  • 2757 Porter Ct, Glenview, IL 60026
    3,577 sqft | $283/sqft | built 2007 | Similar size (3,577 vs 3,599 sqft); Similar lot size (18,700 vs 19,484 sqft); Same quality (Average)
    $1,011,340
  • 2045 Lavigne Ln, Northbrook, IL 60062
    4,005 sqft | $276/sqft | built 1996 | 11% larger (4,005 vs 3,599 sqft); Similar age (1996 vs 1997); Similar lot size (20,034 vs 19,484 sqft)
    $1,105,890
  • 2050 Lavigne Ln, Northbrook, IL 60062
    4,024 sqft | $314/sqft | built 1998 | 12% larger (4,024 vs 3,599 sqft); Similar age (1998 vs 1997); Similar lot size (20,034 vs 19,484 sqft)
    $1,264,920
  • 2015 Franklin Dr, Glenview, IL 60026
    3,758 sqft | $256/sqft | built 1986 | Similar size (3,758 vs 3,599 sqft); Lot 15% smaller (16,656 vs 19,484 sqft); Same quality (Average)
    $963,000

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: . Showing the last prepared sales evidence while recent sales are refreshed. 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$1,010,000$00.0%
2025$1,010,000+$113,500+12.7%
2024$896,500——
2-year total+$113,500+12.7%