Cook County Value

201 S Roy Ave Northlake, IL 60164

2 bed / 1 bath, 1,336 sqft, built 1961, in Proviso. Assessor market value for 2026: $280,000.

Cook County account 15051190010000

Assessor market value
$280,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,336 sqft
$210 per sqft
Year built
1961
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 60164 and Proviso assessment pages.

Local guide: Proviso Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Proviso, appeals to the Assessor are open through (8 days left).

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 21.7% from $230,010 in 2025 to $280,000 in 2026.
  • Assessor market value per square footThe current public record shows about $210 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Proviso neighborhood and ZIP 60164.
  • Neighborhood value signalAmong 630 residential records in the same neighborhood, the average assessor market value is about $204 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +15.7% on average.

Comparable assessments

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

  • 157 Victoria Dr Northlake, IL 60164
    1,376 sqft | $182/sqft | built 1958 | Similar size (1,376 vs 1,336 sqft); Similar age (1958 vs 1961); Similar lot size (8,468 vs 8,327 sqft)
    $250,000
  • 212 E Hirsch Ave Northlake, IL 60164
    1,298 sqft | $185/sqft | built 1955 | Similar size (1,298 vs 1,336 sqft); Similar lot size (8,906 vs 8,327 sqft); Same quality (Average)
    $240,000
  • 221 S Roy Ave Northlake, IL 60164
    1,322 sqft | $182/sqft | built 1948 | Similar size (1,322 vs 1,336 sqft); Similar lot size (8,327 vs 8,327 sqft); Same quality (Average)
    $240,000
  • 158 E Hirsch Ave Northlake, IL 60164
    1,314 sqft | $183/sqft | built 1955 | Similar size (1,314 vs 1,336 sqft); Similar lot size (8,906 vs 8,327 sqft); Same quality (Average)
    $240,000
  • 123 S Roy Ave Northlake, IL 60164
    1,307 sqft | $191/sqft | built 1959 | Similar size (1,307 vs 1,336 sqft); Similar age (1959 vs 1961); Similar lot size (7,500 vs 8,327 sqft)
    $250,000

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 21.7% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$280,000+$49,990+21.7%
2025$230,010$00.0%
2024$230,010$00.0%
2023$230,010+$69,970+43.7%
2022$160,040−$20,010−11.1%
2021$180,050+$200.0%
2020$180,030——
6-year total+$99,970+55.5%