Cook County Value

7239 W Greenleaf Ave, Niles, IL 60714

3 bed / 1 bath, 1,232 sqft, built 1957, in Leyden. Assessor market value for 2026: $373,890.

Cook County account 09242090170000

Assessor market value
$373,890
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,232 sqft
$303 per sqft
Year built
1957
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 60714 and Leyden assessment pages.

Local guide: Maine Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for Maine have closed (Assessor , Board of Review ). 2027 notices usually start in March.

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 4.1% from $390,000 in 2025 to $373,890 in 2026.
  • Assessor market value per square footThe current public record shows about $303 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Leyden neighborhood and ZIP 60714.
  • Neighborhood value signalAmong 4,336 residential records in the same neighborhood, the average assessor market value is about $284 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.5% on average.

Comparable assessments

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

  • 8606 N Osceola Ave, Niles, IL 60714
    1,234 sqft | $324/sqft | built 1957 | Similar size (1,234 vs 1,232 sqft); Built same year (1957); Similar lot size (6,968 vs 6,916 sqft)
    $400,000
  • 7331 W Crain St, Niles, IL 60714
    1,229 sqft | $317/sqft | built 1958 | Similar size (1,229 vs 1,232 sqft); Similar age (1958 vs 1957); Similar lot size (6,916 vs 6,916 sqft)
    $390,000
  • 8712 N Osceola Ave, Niles, IL 60714
    1,234 sqft | $316/sqft | built 1956 | Similar size (1,234 vs 1,232 sqft); Similar age (1956 vs 1957); Similar lot size (6,968 vs 6,916 sqft)
    $390,000
  • 7337 W Crain St, Niles, IL 60714
    1,229 sqft | $309/sqft | built 1959 | Similar size (1,229 vs 1,232 sqft); Similar age (1959 vs 1957); Similar lot size (6,916 vs 6,916 sqft)
    $380,000
  • 7252 W Conrad Ave, Niles, IL 60714
    1,231 sqft | $328/sqft | built 1957 | Similar size (1,231 vs 1,232 sqft); Built same year (1957); Similar lot size (6,916 vs 6,916 sqft)
    $403,690

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: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Down 4.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$373,890−$16,110−4.1%
2025$390,000+$72,570+22.9%
2024$317,430$00.0%
2023$317,430−$12,570−3.8%
2022$330,000+$141,100+74.7%
2021$188,900+$100.0%
2020$188,890——
6-year total+$185,000+97.9%