Cook County Value

1723 Oak Ave, Northbrook, IL 60062

3 bed / 1 bath, 1,371 sqft, built 1953, in Northfield. Assessor market value for 2026: $459,010.

Cook County account 04103180020000

In line with similar homes

8 similar homes nearby support a value at or above your county value.

Assessor market value$459,010
Similar homes$496,164
No gap: similar homes are at or above the county value · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Assessor market value
$459,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,371 sqft
$335 per sqft
Year built
1953
Average quality

What we found

Similar homes' assessments

Weak

2 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $361.90/sqft, which supports a value of $496,164.

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 decreased 6.3% from $490,010 in 2025 to $459,010 in 2026.
  • Assessor market value per square footThe current public record shows about $335 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

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 1709 Walters Ave, Northbrook, IL 60062
    1,392 sqft | $323/sqft | built 1952 | Similar size (1,392 vs 1,371 sqft); Similar age (1952 vs 1953); Similar lot size (7,425 vs 7,425 sqft)
    $450,010
  • 2332 Oak Ave, Northbrook, IL 60062
    1,372 sqft | $386/sqft | built 1948 | Similar size (1,372 vs 1,371 sqft); Similar age (1948 vs 1953); Similar lot size (7,425 vs 7,425 sqft)
    $530,010
  • 1743 Linneman St, Glenview, IL 60025
    1,395 sqft | $287/sqft | built 1952 | Similar size (1,395 vs 1,371 sqft); Similar age (1952 vs 1953); Similar lot size (7,500 vs 7,425 sqft)
    $400,000
  • 1709 Chapel Ct, Northbrook, IL 60062
    1,339 sqft | $363/sqft | built 1953 | Similar size (1,339 vs 1,371 sqft); Built same year (1953); Similar lot size (7,500 vs 7,425 sqft)
    $486,450
  • 1909 Oak Ave, Northbrook, IL 60062
    1,407 sqft | $391/sqft | built 1951 | Similar size (1,407 vs 1,371 sqft); Similar age (1951 vs 1953); Similar lot size (7,425 vs 7,425 sqft)
    $550,010

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

Down 6.3% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$459,010−$31,000−6.3%
2025$490,010+$135,110+38.1%
2024$354,900$00.0%
2023$354,900−$67,140−15.9%
2022$422,040+$111,720+36.0%
2021$310,320−$47,790−13.3%
2020$358,110——
6-year total+$100,900+28.2%