Cook County Value

4149 Oak Ave, Brookfield, IL 60513

3 bed / 1 bath, 1,376 sqft, built 1953, in Lyons. Assessor market value for 2026: $290,010.

Cook County account 18032180590000

Assessor market value
$290,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,376 sqft
$211 per sqft
Year built
1953
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 60513 and Lyons assessment pages.

Local guide: Lyons Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Lyons, appeals to the Assessor closed . Board of Review dates for Lyons 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 7.4% from $270,010 in 2025 to $290,010 in 2026.
  • Assessor market value per square footThe current public record shows about $211 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lyons neighborhood and ZIP 60513.
  • Neighborhood value signalAmong 2,811 residential records in the same neighborhood, the average assessor market value is about $217 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +18.6% on average.

Comparable assessments

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

  • 4125 Oak Ave, Brookfield, IL 60513
    1,376 sqft | $218/sqft | built 1953 | Similar size (1,376 vs 1,376 sqft); Built same year (1953); Similar lot size (7,900 vs 7,900 sqft)
    $300,010
  • 4429 Deyo Ave, Brookfield, IL 60513
    1,360 sqft | $265/sqft | built 1951 | Similar size (1,360 vs 1,376 sqft); Similar age (1951 vs 1953); Similar lot size (7,875 vs 7,900 sqft)
    $360,000
  • 4300 Raymond Ave, Brookfield, IL 60513
    1,388 sqft | $252/sqft | built 1955 | Similar size (1,388 vs 1,376 sqft); Similar age (1955 vs 1953); Similar lot size (7,434 vs 7,900 sqft)
    $350,000
  • 4609 Prairie Ave, Brookfield, IL 60513
    1,380 sqft | $217/sqft | built 1961 | Similar size (1,380 vs 1,376 sqft); Similar lot size (8,379 vs 7,900 sqft); Same quality (Average)
    $300,000
  • 4325 Maple Ave, Brookfield, IL 60513
    1,362 sqft | $242/sqft | built 1952 | Similar size (1,362 vs 1,376 sqft); Similar age (1952 vs 1953); Lot 15% smaller (6,700 vs 7,900 sqft)
    $330,010

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

Up 7.4% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$290,010+$20,000+7.4%
2025$270,010$00.0%
2024$270,010$00.0%
2023$270,010+$59,630+28.3%
2022$210,380$00.0%
2021$210,380+$200.0%
2020$210,360——
6-year total+$79,650+37.9%