Cook County Value

809 Lenox Rd, Glenview, IL 60025

5 bed / 4 bath, 3,504 sqft, built 2025, in Northfield Assessor market value for 2026: $1,725,010.

Cook County account 04363040360000

Assessor market value
$1,725,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,504 sqft
$492 per sqft
Year built
2025
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 60025 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 increased 41.9% from $1,216,000 in 2025 to $1,725,010 in 2026.
  • Assessor market value per square footThe current public record shows about $492 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 60025.
  • Neighborhood value signalAmong 654 residential records in the same neighborhood, the average assessor market value is about $365 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.0% on average.

Comparable assessments

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

  • 1019 Golfview Rd, Glenview, IL 60025
    3,496 sqft | $457/sqft | built 2020 | Similar size (3,496 vs 3,504 sqft); Similar age (2020 vs 2025); Lot 15% smaller (10,080 vs 11,825 sqft)
    $1,596,090
  • 747 Windsor Rd, Glenview, IL 60025
    3,598 sqft | $407/sqft | built 2022 | Similar size (3,598 vs 3,504 sqft); Similar age (2022 vs 2025); Similar lot size (10,995 vs 11,825 sqft)
    $1,464,930
  • 739 Windsor Rd, Glenview, IL 60025
    3,470 sqft | $448/sqft | built 2016 | Similar size (3,470 vs 3,504 sqft); Similar lot size (10,995 vs 11,825 sqft); Same quality (Average)
    $1,554,100
  • 734 Coronet Rd, Glenview, IL 60025
    3,860 sqft | $424/sqft | built 2020 | 10% larger (3,860 vs 3,504 sqft); Similar age (2020 vs 2025); Similar lot size (12,000 vs 11,825 sqft)
    $1,637,600
  • 835 Glenview Rd, Glenview, IL 60025
    3,778 sqft | $414/sqft | built 2018 | 8% larger (3,778 vs 3,504 sqft); Similar lot size (12,000 vs 11,825 sqft); Same quality (Average)
    $1,563,230

Recent comparable sales

Sales selected by similarity to the subject property.

  • 420 Washington St, Glenview, IL 60025
    3,188 sqft | $585/sqft | built 2015 | 9% size difference (3,188 sqft); Moderate age difference (10 years older); Within 1 bedroom (4 vs 5)
    $1,865,000

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

Up 41.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,725,010+$509,010+41.9%
2025$1,216,000+$1,074,100+756.9%
2024$141,900——
2-year total+$1,583,110+1115.7%