Cook County Value

3247 Vernon Ave, Brookfield, IL 60513

2 bed / 1 bath, 1,063 sqft, built 1952, in Proviso. Assessor market value for 2026: $300,000.

Cook County account 15342120170000

In line with similar homes

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

Assessor market value$300,000
Similar homes$338,597
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
$300,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,063 sqft
$282 per sqft
Year built
1952
Average quality

What we found

Similar homes' assessments

Weak

1 of 8 similar homes is assessed lower per square foot. Their similarity-weighted median is $314.75/sqft, but land is valued apart from the home, and some of them have less land value per square foot of home than yours, which counts as $79,380. Counting your land in place of theirs where theirs is less, they support a value of $338,597.

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 Proviso assessment pages.

Local guide: Proviso Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Proviso, appeals to the Assessor are open through (8 days left).

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 25.0% from $240,000 in 2025 to $300,000 in 2026.
  • Assessor market value per square footThe current public record shows about $282 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Proviso neighborhood and ZIP 60513.
  • Neighborhood value signalAmong 757 residential records in the same neighborhood, the average assessor market value is about $277 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +33.3% on average.

Comparable assessments

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

  • 3246 Oak Ave, Brookfield, IL 60513
    1,050 sqft | $333/sqft | built 1954 | Similar size (1,050 vs 1,063 sqft); Similar age (1954 vs 1952); Similar lot size (7,560 vs 7,560 sqft)
    $350,000
  • 3200 Sunnyside Ave, Brookfield, IL 60513
    1,036 sqft | $319/sqft | built 1954 | Similar size (1,036 vs 1,063 sqft); Similar age (1954 vs 1952); Similar lot size (7,543 vs 7,560 sqft)
    $330,000
  • 3100 Prairie Ave, Brookfield, IL 60513
    1,021 sqft | $304/sqft | built 1953 | Similar size (1,021 vs 1,063 sqft); Similar age (1953 vs 1952); Similar lot size (7,566 vs 7,560 sqft)
    $310,000
  • 3240 Vernon Ave, Brookfield, IL 60513
    1,079 sqft | $297/sqft | built 1954 | Similar size (1,079 vs 1,063 sqft); Similar age (1954 vs 1952); Similar lot size (7,560 vs 7,560 sqft)
    $320,000
  • 3225 Elm Ave, Brookfield, IL 60513
    1,086 sqft | $295/sqft | built 1953 | Similar size (1,086 vs 1,063 sqft); Similar age (1953 vs 1952); Similar lot size (7,560 vs 7,560 sqft)
    $320,000

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

Up 25.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$300,000+$60,000+25.0%
2025$240,000$00.0%
2024$240,000$00.0%
2023$240,000+$19,720+9.0%
2022$220,280$00.0%
2021$220,280−$11,740−5.1%
2020$232,020——
6-year total+$67,980+29.3%