Cook County Value

8436 N Greenwood Ave, Niles, IL 60714

4 bed / 4 bath, 4,013 sqft, built 2000, in Maine. Assessor market value for 2026: $826,040.

Cook County account 09231021330000

Assessor market value
$826,040
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,013 sqft
$206 per sqft
Year built
2000
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 Maine 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 5.1% from $870,000 in 2025 to $826,040 in 2026.
  • Assessor market value per square footThe current public record shows about $206 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Maine neighborhood and ZIP 60714.
  • Neighborhood value signalAmong 956 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.

  • 8623 W Sunset Rd, Niles, IL 60714
    3,932 sqft | $212/sqft | built 2005 | Similar size (3,932 vs 4,013 sqft); Similar age (2005 vs 2000); Similar lot size (9,617 vs 10,478 sqft)
    $833,960
  • 8619 W Sunset Rd, Niles, IL 60714
    4,174 sqft | $208/sqft | built 2003 | Similar size (4,174 vs 4,013 sqft); Similar age (2003 vs 2000); Similar lot size (9,616 vs 10,478 sqft)
    $867,980
  • 8627 W Stolting Rd, Niles, IL 60714
    3,847 sqft | $204/sqft | built 1998 | Similar size (3,847 vs 4,013 sqft); Similar age (1998 vs 2000); Similar lot size (9,724 vs 10,478 sqft)
    $786,560
  • 8624 W Park Ave, Niles, IL 60714
    4,020 sqft | $201/sqft | built 1995 | Similar size (4,020 vs 4,013 sqft); Similar age (1995 vs 2000); Lot 11% smaller (9,350 vs 10,478 sqft)
    $810,000
  • 1320 Hallberg Ln, Park Ridge, IL 60068
    3,980 sqft | $206/sqft | built 1994 | Similar size (3,980 vs 4,013 sqft); Lot 11% smaller (9,310 vs 10,478 sqft); Same quality (Average)
    $820,320

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 5.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$826,040−$43,960−5.1%
2025$870,000+$269,250+44.8%
2024$600,750$00.0%
2023$600,750$00.0%
2022$600,750+$42,790+7.7%
2021$557,960$00.0%
2020$557,960——
6-year total+$268,080+48.0%