Cook County Value

503 Iroquois Rd Hillside, IL 60162

3 bed / 1 bath, 1,380 sqft, built 1955, in Proviso. Assessor market value for 2026: $145,120.

Cook County account 15083200090000

Assessor market value
$145,120
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,380 sqft
$105 per sqft
Year built
1955
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 60162 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 26.2% from $115,000 in 2025 to $145,120 in 2026.
  • Assessor market value per square footThe current public record shows about $105 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 60162.
  • Neighborhood value signalAmong 3,802 residential records in the same neighborhood, the average assessor market value is about $215 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +12.4% on average.

Comparable assessments

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

  • 503 Iroquois Rd Hillside, IL 60162
    1,380 sqft | $105/sqft | built 1955 | Similar size (1,380 vs 1,380 sqft); Built same year (1955); Similar lot size (3,780 vs 3,780 sqft)
    $145,120
  • 5040 Madison St Hillside, IL 60162
    1,375 sqft | $135/sqft | built 1955 | Similar size (1,375 vs 1,380 sqft); Built same year (1955); Similar lot size (3,656 vs 3,780 sqft)
    $185,260
  • 5040 Madison St Hillside, IL 60162
    1,375 sqft | $67/sqft | built 1955 | Similar size (1,375 vs 1,380 sqft); Built same year (1955); Lot 17% smaller (3,125 vs 3,780 sqft)
    $91,860
  • 226 Oak Ridge Ave Hillside, IL 60162
    1,396 sqft | $114/sqft | built 1958 | Similar size (1,396 vs 1,380 sqft); Similar age (1958 vs 1955); Lot 15% smaller (3,225 vs 3,780 sqft)
    $159,360
  • 5943 Ridge Ave Berkeley, IL 60163
    1,405 sqft | $171/sqft | built 1949 | Similar size (1,405 vs 1,380 sqft); Same quality (Average); Same bed/bath (3/1)
    $240,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

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

Up 26.2% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$145,120+$30,120+26.2%
2025$115,000$00.0%
2024$115,000$00.0%
2023$115,000+$21,880+23.5%
2022$93,120$00.0%
2021$93,120+$200.0%
2020$93,100——
6-year total+$52,020+55.9%