Cook County Value

2111 Oak Ave, Northbrook, IL 60062

3 bed / 1 bath, 1,491 sqft, built 1950, in Northfield. Assessor market value for 2026: $520,010.

Cook County account 04094150090000

Assessor market value
$520,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,491 sqft
$349 per sqft
Year built
1950
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 $520,010 in 2025 to $520,010 in 2026.
  • Assessor market value per square footThe current public record shows about $349 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 2,200 residential records in the same neighborhood, the average assessor market value is about $346 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.

  • 934 Shermer Rd, Glenview, IL 60025
    1,500 sqft | $307/sqft | built 1951 | Similar size (1,500 vs 1,491 sqft); Similar age (1951 vs 1950); Similar lot size (7,320 vs 7,425 sqft)
    $460,000
  • 1900 Larkdale Dr, Glenview, IL 60025
    1,509 sqft | $342/sqft | built 1949 | Similar size (1,509 vs 1,491 sqft); Similar age (1949 vs 1950); Similar lot size (7,726 vs 7,425 sqft)
    $516,500
  • 2230 Center Ave, Northbrook, IL 60062
    1,490 sqft | $376/sqft | built 1951 | Similar size (1,490 vs 1,491 sqft); Similar age (1951 vs 1950); Similar lot size (7,979 vs 7,425 sqft)
    $560,000
  • 2521 Glenview Rd, Glenview, IL 60025
    1,514 sqft | $337/sqft | built 1949 | Similar size (1,514 vs 1,491 sqft); Similar age (1949 vs 1950); Similar lot size (8,000 vs 7,425 sqft)
    $510,000
  • 1050 Blackthorn Ln, Northbrook, IL 60062
    1,468 sqft | $382/sqft | built 1945 | Similar size (1,468 vs 1,491 sqft); Similar age (1945 vs 1950); Similar lot size (7,729 vs 7,425 sqft)
    $560,530

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$520,010$00.0%
2025$520,010+$140,010+36.8%
2024$380,000$00.0%
2023$380,000$00.0%
2022$380,000+$62,270+19.6%
2021$317,730−$47,180−12.9%
2020$364,910——
6-year total+$155,100+42.5%