Cook County Value

2114 121st St, Blue Island, IL 60406

4 bed / 2 bath, 1,900 sqft, built 1928, in Calumet. Assessor market value for 2026: $280,000.

Cook County account 25301200100000

Assessor market value
$280,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,900 sqft
$147 per sqft
Year built
1928
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 60406 and Calumet assessment pages.

Local guide: Calumet Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Calumet, appeals to the Assessor closed . Board of Review dates for Calumet 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 45.6% from $192,270 in 2025 to $280,000 in 2026.
  • Assessor market value per square footThe current public record shows about $147 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Calumet neighborhood and ZIP 60406.
  • Neighborhood value signalAmong 492 residential records in the same neighborhood, the average assessor market value is about $124 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +19.9% on average.

Comparable assessments

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

  • 2243 121st Pl, Blue Island, IL 60406
    1,920 sqft | $120/sqft | built 1929 | Similar size (1,920 vs 1,900 sqft); Similar age (1929 vs 1928); Similar lot size (7,812 vs 7,440 sqft)
    $230,000
  • 2256 121st St, Blue Island, IL 60406
    2,080 sqft | $87/sqft | built 1923 | 10% larger (2,080 vs 1,900 sqft); Similar age (1923 vs 1928); Similar lot size (7,440 vs 7,440 sqft)
    $180,000
  • 2216 121st St, Blue Island, IL 60406
    1,801 sqft | $100/sqft | built 1926 | 5% smaller (1,801 vs 1,900 sqft); Similar age (1926 vs 1928); Similar lot size (6,820 vs 7,440 sqft)
    $180,000
  • 2321 120th St 1, Blue Island, IL 60406
    1,899 sqft | $100/sqft | built 1925 | Similar size (1,899 vs 1,900 sqft); Similar age (1925 vs 1928); Lot 15% smaller (6,299 vs 7,440 sqft)
    $190,000
  • 2255 121st Pl, Blue Island, IL 60406
    1,863 sqft | $107/sqft | built 1921 | Similar size (1,863 vs 1,900 sqft); Lot 16% smaller (6,250 vs 7,440 sqft); Same quality (Average)
    $200,000

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 45.6% 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+$87,730+45.6%
2025$192,270−$47,730−19.9%
2024$240,000$00.0%
2023$240,000+$91,350+61.5%
2022$148,650$00.0%
2021$148,650$00.0%
2020$148,650——
6-year total+$131,350+88.4%