Cook County Value

940 S Waiola Ave, La Grange, IL 60525

4 bed / 5 bath, 3,598 sqft, built 2025 Assessor market value for 2026: $1,600,000.

Cook County account 18093010220000

Likely too high

about $269,000

8 similar homes nearby point to a value about $269,000 lower than yours.

Assessor market value$1,600,000
Similar homes$1,331,080
$268,920 gap · bars start at $0

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

Assessor market value
$1,600,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,598 sqft
$445 per sqft
Year built
2025
Average quality

Why we think so

Similar homes' assessments

Strong

8 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $369.95/sqft, which supports a value of $1,331,080.

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 60525 and CCAO Appraisal Area 21022 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 changed from $65,330 in 2025 to $1,600,000 in 2026. A change this large often reflects new construction, a reclassification or a record correction, so check it against the county record.
  • Assessor market value per square footThe current public record shows about $445 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 60525.
  • Neighborhood value signalAmong 1,144 residential records in the same neighborhood, the average assessor market value is about $342 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +24.4% on average.

Comparable assessments

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

  • 636 S Waiola Ave, La Grange, IL 60525
    3,637 sqft | $390/sqft | built 2021 | Similar size (3,637 vs 3,598 sqft); Similar age (2021 vs 2025); Similar lot size (6,750 vs 6,700 sqft)
    $1,420,000
  • 820 S Stone Ave, La Grange, IL 60525
    3,655 sqft | $356/sqft | built 2025 | Similar size (3,655 vs 3,598 sqft); Built same year (2025); Similar lot size (6,750 vs 6,700 sqft)
    $1,300,000
  • 620 S Stone Ave, La Grange, IL 60525
    3,485 sqft | $422/sqft | built 2024 | Similar size (3,485 vs 3,598 sqft); Similar age (2024 vs 2025); Similar lot size (6,750 vs 6,700 sqft)
    $1,470,000
  • 710 S Waiola Ave, La Grange, IL 60525
    3,779 sqft | $402/sqft | built 2023 | 5% larger (3,779 vs 3,598 sqft); Similar age (2023 vs 2025); Similar lot size (6,750 vs 6,700 sqft)
    $1,520,000
  • 714 S Spring Ave, La Grange, IL 60525
    3,487 sqft | $370/sqft | built 2016 | Similar size (3,487 vs 3,598 sqft); Similar lot size (6,750 vs 6,700 sqft); Same quality (Average)
    $1,290,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

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 2349.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,600,000+$1,534,670+2349.1%
2025$65,330$00.0%
2024$65,330$00.0%
2023$65,330+$8,380+14.7%
2022$56,950$00.0%
2021$56,950$00.0%
2020$56,950——
6-year total+$1,543,050+2709.5%