Cook County Value

612 9th Ave, La Grange, IL 60525

4 bed / 1 bath, 1,323 sqft, built 1943, in Lyons. Assessor market value for 2026: $440,010.

Cook County account 18092070160000

Assessor market value
$440,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,323 sqft
$333 per sqft
Year built
1943
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 60525 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 10.0% from $400,000 in 2025 to $440,010 in 2026.
  • Assessor market value per square footThe current public record shows about $333 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 60525.
  • Neighborhood value signalAmong 1,221 residential records in the same neighborhood, the average assessor market value is about $274 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +24.5% on average.

Comparable assessments

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

  • 733 6th Ave, La Grange, IL 60525
    1,322 sqft | $325/sqft | built 1947 | Similar size (1,322 vs 1,323 sqft); Similar age (1947 vs 1943); Similar lot size (6,700 vs 6,750 sqft)
    $430,000
  • 644 8th Ave, La Grange, IL 60525
    1,313 sqft | $343/sqft | built 1942 | Similar size (1,313 vs 1,323 sqft); Similar age (1942 vs 1943); Similar lot size (6,700 vs 6,750 sqft)
    $450,000
  • 804 8th Ave, La Grange, IL 60525
    1,380 sqft | $283/sqft | built 1942 | Similar size (1,380 vs 1,323 sqft); Similar age (1942 vs 1943); Similar lot size (6,700 vs 6,750 sqft)
    $390,000
  • 644 9th Ave, La Grange, IL 60525
    1,287 sqft | $295/sqft | built 1942 | Similar size (1,287 vs 1,323 sqft); Similar age (1942 vs 1943); Similar lot size (6,750 vs 6,750 sqft)
    $380,010
  • 644 7th Ave, La Grange, IL 60525
    1,306 sqft | $329/sqft | built 1947 | Similar size (1,306 vs 1,323 sqft); Similar age (1947 vs 1943); Similar lot size (6,750 vs 6,750 sqft)
    $430,010

Recent comparable sales

Sales selected by similarity to the subject property.

  • 536 9th Ave, La Grange, IL 60525
    1,428 sqft | $287/sqft | built 1953 | 8% size difference (1,428 sqft); Moderate age difference (10 years newer); Within 1 bedroom (3 vs 4)
    $410,000
  • 732 S Stone Ave, La Grange, IL 60525
    1,456 sqft | $343/sqft | built 1951 | 10% size difference (1,456 sqft); Moderate age difference (8 years newer); Within 1 bedroom (3 vs 4)
    $500,000
  • 27 Poplar Pl, La Grange, IL 60525
    1,260 sqft | $307/sqft | built 1963 | Similar size (1,260 sqft); Within 1 bedroom (3 vs 4)
    $386,500
  • 218 S Edgewood Ave, La Grange, IL 60525
    June-29-2026 | 1,710 sqft | $360/sqft | built 1949 | Moderate age difference (6 years newer); Sold after the valuation date; Within 1 bedroom (3 vs 4)
    $615,000
  • 628 S La Grange Rd, IL 60525
    1,456 sqft | $290/sqft | built 1950 | 10% size difference (1,456 sqft); Moderate age difference (7 years newer); Within 1 bedroom (3 vs 4)
    $422,000

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 10.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$440,010+$40,010+10.0%
2025$400,000$00.0%
2024$400,000$00.0%
2023$400,000+$163,850+69.4%
2022$236,150$00.0%
2021$236,150+$100.0%
2020$236,140——
6-year total+$203,870+86.3%