Cook County Value

9214 N Washington St, Niles, IL 60714

4 bed / 3 bath, 3,150 sqft, built 2025, in Maine Assessor market value for 2026: $1,475,000.

Cook County account 09142050870000

Likely too high

about $349,000

8 similar homes nearby point to a value about $349,000 lower than yours.

Assessor market value$1,475,000
Similar homes$1,126,345
$348,655 gap · bars start at $0

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

Assessor market value
$1,475,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,150 sqft
$468 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 $351.53/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 $124,440. Counting your land in place of theirs where theirs is less, they support a value of $1,126,345.

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 changed from $686,270 in 2025 to $1,475,000 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 $468 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 3,837 residential records in the same neighborhood, the average assessor market value is about $283 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.2% on average.

Comparable assessments

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

  • 2541 Bell- Air Ln, Glenview, IL 60025
    3,206 sqft | $356/sqft | built 2020 | Similar size (3,206 vs 3,150 sqft); Similar age (2020 vs 2025); Similar lot size (9,240 vs 9,955 sqft)
    $1,142,700
  • 527 Short Ln, Glenview, IL 60025
    3,227 sqft | $411/sqft | built 2023 | Similar size (3,227 vs 3,150 sqft); Similar age (2023 vs 2025); Lot 12% smaller (8,723 vs 9,955 sqft)
    $1,325,000
  • 413 Elm St, Glenview, IL 60025
    3,138 sqft | $343/sqft | built 2016 | Similar size (3,138 vs 3,150 sqft); Similar lot size (10,780 vs 9,955 sqft); Same quality (Average)
    $1,076,460
  • 325 Lincoln St, Glenview, IL 60025
    3,146 sqft | $342/sqft | built 2010 | Similar size (3,146 vs 3,150 sqft); Similar lot size (9,100 vs 9,955 sqft); Same quality (Average)
    $1,076,430
  • 300 Harlem Ave, Glenview, IL 60025
    3,243 sqft | $352/sqft | built 2019 | Similar size (3,243 vs 3,150 sqft); Lot 13% smaller (8,680 vs 9,955 sqft); Same quality (Average)
    $1,140,000

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 114.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,475,000+$788,730+114.9%
2025$686,270+$581,740+556.5%
2024$104,530——
2-year total+$1,370,470+1311.1%