Cook County Value

3942 Martin Luther King Jr Dr Chicago

7 bed / 4 bath, 3,785 sqft, built 1897, in Hyde Park. Assessor market value for 2026: $485,150.

Cook County account 20031050190000

Assessor market value
$485,150
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,785 sqft
$128 per sqft
Year built
1897
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 Hyde Park assessment pages.

Local guide: Hyde Park Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Hyde Park, appeals to the Assessor closed . Board of Review dates for Hyde Park 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 stayed about the same, from $485,150 in 2025 to $485,150 in 2026.
  • Assessor market value per square footThe current public record shows about $128 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Hyde Park neighborhood.
  • Neighborhood value signalAmong 3,695 residential records in the same neighborhood, the average assessor market value is about $175 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +0.4% on average.

Comparable assessments

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

  • 4008 S King Dr, Chicago, IL 60653
    3,777 sqft | $143/sqft | built 1892 | Similar size (3,777 vs 3,785 sqft); Similar age (1892 vs 1897); Similar lot size (3,750 vs 3,750 sqft)
    $540,000
  • 4738 Martin Luther King Jr Dr Chicago
    3,896 sqft | $137/sqft | built 1898 | Similar size (3,896 vs 3,785 sqft); Similar age (1898 vs 1897); Similar lot size (3,750 vs 3,750 sqft)
    $532,720
  • 4932 S Vincennes Ave, Chicago, IL 60615
    3,706 sqft | $132/sqft | built 1893 | Similar size (3,706 vs 3,785 sqft); Similar age (1893 vs 1897); Similar lot size (3,550 vs 3,750 sqft)
    $490,000
  • 423 E 42nd St, Chicago, IL 60653
    3,875 sqft | $132/sqft | built 1885 | Similar size (3,875 vs 3,785 sqft); Similar lot size (3,690 vs 3,750 sqft); Same quality (Average)
    $512,780
  • 5423 S Wabash Ave, Chicago, IL 60615
    3,670 sqft | $112/sqft | built 1898 | Similar size (3,670 vs 3,785 sqft); Similar age (1898 vs 1897); Similar lot size (4,025 vs 3,750 sqft)
    $410,010

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. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$485,150$00.0%
2025$485,150−$59,270−10.9%
2024$544,420−$23,680−4.2%
2023$568,100$00.0%
2022$568,100$00.0%
2021$568,100+$132,030+30.3%
2020$436,070——
6-year total+$49,080+11.3%