Cook County Value

8034 42nd St Lyons, IL 60534

3 bed / 2 bath, 1,056 sqft, built 1903, in Lyons. Assessor market value for 2026: $230,000.

Cook County account 18022120100000

Assessor market value
$230,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,056 sqft
$218 per sqft
Year built
1903
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 60534 and Lyons 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 24.1% from $185,350 in 2025 to $230,000 in 2026.
  • Assessor market value per square footThe current public record shows about $218 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lyons neighborhood and ZIP 60534.
  • Neighborhood value signalAmong 2,705 residential records in the same neighborhood, the average assessor market value is about $194 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +17.4% on average.

Comparable assessments

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

  • 3951 Prescott Ave Lyons, IL 60534
    1,015 sqft | $227/sqft | built 1899 | Similar size (1,015 vs 1,056 sqft); Similar age (1899 vs 1903); Similar lot size (6,600 vs 6,375 sqft)
    $230,000
  • 4127 Prescott Ave Lyons, IL 60534
    1,037 sqft | $212/sqft | built 1912 | Similar size (1,037 vs 1,056 sqft); Similar lot size (6,950 vs 6,375 sqft); Same quality (Average)
    $220,010
  • 8226 45th St Lyons, IL 60534
    1,058 sqft | $198/sqft | built 1903 | Similar size (1,058 vs 1,056 sqft); Built same year (1903); Lot 17% larger (7,439 vs 6,375 sqft)
    $210,000
  • 3949 Prescott Ave Lyons, IL 60534
    1,074 sqft | $205/sqft | built 1913 | Similar size (1,074 vs 1,056 sqft); Similar lot size (6,950 vs 6,375 sqft); Same quality (Average)
    $220,010
  • 4044 Konrad Ave Lyons, IL 60534
    1,006 sqft | $229/sqft | built 1913 | Similar size (1,006 vs 1,056 sqft); Similar lot size (6,537 vs 6,375 sqft); Same quality (Average)
    $230,000

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 24.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$230,000+$44,650+24.1%
2025$185,350$00.0%
2024$185,350−$24,650−11.7%
2023$210,000+$73,910+54.3%
2022$136,090$00.0%
2021$136,090+$200.0%
2020$136,070——
6-year total+$93,930+69.0%