Cook County Value

405 S 21st Ave Maywood, IL 60153

3 bed / 1 bath, 1,368 sqft, built 1924, in Proviso. Assessor market value for 2026: $250,000.

Cook County account 15103120020000

Assessor market value
$250,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,368 sqft
$183 per sqft
Year built
1924
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 60153 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 31.6% from $190,000 in 2025 to $250,000 in 2026.
  • Assessor market value per square footThe current public record shows about $183 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 60153.
  • Neighborhood value signalAmong 2,888 residential records in the same neighborhood, the average assessor market value is about $167 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +14.5% on average.

Comparable assessments

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

  • 328 S 22nd Ave Bellwood, IL 60104
    1,398 sqft | $150/sqft | built 1925 | Similar size (1,398 vs 1,368 sqft); Similar age (1925 vs 1924); Similar lot size (3,900 vs 4,062 sqft)
    $210,000
  • 1116 S 2nd Ave Maywood, IL 60153
    1,360 sqft | $154/sqft | built 1915 | Similar size (1,360 vs 1,368 sqft); Similar lot size (3,995 vs 4,062 sqft); Same quality (Average)
    $210,000
  • 637 S 24th Ave Bellwood, IL 60104
    1,408 sqft | $156/sqft | built 1930 | Similar size (1,408 vs 1,368 sqft); Similar lot size (4,026 vs 4,062 sqft); Same quality (Average)
    $220,000
  • 801 S 18th Ave Maywood, IL 60153
    1,353 sqft | $185/sqft | built 1928 | Similar size (1,353 vs 1,368 sqft); Similar age (1928 vs 1924); Similar lot size (4,459 vs 4,062 sqft)
    $250,000
  • 138 S 19th Ave Maywood, IL 60153
    1,390 sqft | $151/sqft | built 1917 | Similar size (1,390 vs 1,368 sqft); Similar lot size (4,166 vs 4,062 sqft); Same quality (Average)
    $210,000

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: . 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 31.6% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$250,000+$60,000+31.6%
2025$190,000$00.0%
2024$190,000$00.0%
2023$190,000+$39,560+26.3%
2022$150,440$00.0%
2021$150,440+$100.0%
2020$150,430——
6-year total+$99,570+66.2%