Cook County Value

3649 Westfield Ln, Glenview, IL 60026

4 bed / 2 bath, 4,123 sqft, built 1987, in Northfield. Assessor market value for 2026: $1,170,010.

Cook County account 04211020270000

Assessor market value
$1,170,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,123 sqft
$284 per sqft
Year built
1987
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 60026 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 $1,170,010 in 2025 to $1,170,010 in 2026.
  • Assessor market value per square footThe current public record shows about $284 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 60026.
  • Neighborhood value signalAmong 1,727 residential records in the same neighborhood, the average assessor market value is about $299 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.8% on average.

Comparable assessments

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

  • 4135 Blake Ln, Glenview, IL 60026
    4,198 sqft | $250/sqft | built 1996 | Similar size (4,198 vs 4,123 sqft); Similar lot size (12,920 vs 12,750 sqft); Same quality (Average)
    $1,050,000
  • 3715 Westfield Ln, Glenview, IL 60026
    4,421 sqft | $269/sqft | built 1986 | 7% larger (4,421 vs 4,123 sqft); Similar age (1986 vs 1987); Similar lot size (12,750 vs 12,750 sqft)
    $1,190,010
  • 4123 Blake Ln, Glenview, IL 60026
    3,706 sqft | $250/sqft | built 1993 | 10% smaller (3,706 vs 4,123 sqft); Similar lot size (12,920 vs 12,750 sqft); Same quality (Average)
    $927,330
  • 3442 Vantage Ln, Glenview, IL 60026
    3,588 sqft | $268/sqft | built 1984 | 13% smaller (3,588 vs 4,123 sqft); Similar age (1984 vs 1987); Similar lot size (12,682 vs 12,750 sqft)
    $960,000
  • 3534 Ari East Dr, Glenview, IL 60026
    3,982 sqft | $296/sqft | built 2000 | Similar size (3,982 vs 4,123 sqft); Similar lot size (11,900 vs 12,750 sqft); Same quality (Average)
    $1,180,000

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

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$1,170,010$00.0%
2025$1,170,010+$250,010+27.2%
2024$920,000$00.0%
2023$920,000$00.0%
2022$920,000+$317,540+52.7%
2021$602,460+$100.0%
2020$602,450——
6-year total+$567,560+94.2%