Cook County Value

11044 84th Pl Willow Springs, IL 60480

3 bed / 2 bath, 1,130 sqft, built 1977 Assessor market value for 2026: $480,000.

Cook County account 18323060100000

Assessor market value
$480,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,130 sqft
$425 per sqft
Year built
1977
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 60480 and CCAO Appraisal Area 21165 assessment pages.

Local guide: Lyons Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Lyons, appeals to the Assessor closed . Board of Review dates for Lyons have not been published yet.

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 29.7% from $370,000 in 2025 to $480,000 in 2026.
  • Assessor market value per square footThe current public record shows about $425 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 60480.
  • Neighborhood value signalAmong 473 residential records in the same neighborhood, the average assessor market value is about $286 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +40.1% on average.

Comparable assessments

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

Recent comparable sales

Sales selected by similarity to the subject property.

  • 8406 Crescent Ct Willow Springs, IL 60480
    1,227 sqft | $273/sqft | built 1961 | 9% size difference (1,227 sqft); Within 1 bedroom (2 vs 3)
    $335,000
  • 137 Willows Edge Ct UNIT D Willow Springs, IL 60480
    968 sqft | $257/sqft | built 1991 | 14% size difference (968 sqft); Within 1 bedroom (2 vs 3)
    $249,000
  • 11309 German Church Rd Willow Springs, IL 60480
    1,444 sqft | $247/sqft | built 1966 | Same beds (3)
    $357,000

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 29.7% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$480,000+$110,000+29.7%
2025$370,000$00.0%
2024$370,000$00.0%
2023$370,000+$108,990+41.8%
2022$261,010$00.0%
2021$261,010+$100.0%
2020$261,000——
6-year total+$219,000+83.9%