Cook County Value

318 S 23rd Ave Bellwood, IL 60104

4 bed / 2 bath, 1,549 sqft, built 1948, in Proviso. Assessor market value for 2026: $250,000.

Cook County account 15101220240000

Assessor market value
$250,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,549 sqft
$161 per sqft
Year built
1948
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 60104 and Proviso assessment pages.

Local guide: Proviso Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Proviso, appeals to the Assessor are open through (7 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 19.0% from $210,000 in 2025 to $250,000 in 2026.
  • Assessor market value per square footThe current public record shows about $161 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 60104.
  • 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.

  • 418 S 22nd Ave Bellwood, IL 60104
    1,587 sqft | $158/sqft | built 1954 | Similar size (1,587 vs 1,549 sqft); Similar lot size (7,320 vs 7,320 sqft); Same quality (Average)
    $250,000
  • 807 S 4th Ave Maywood, IL 60153
    1,580 sqft | $171/sqft | built 1950 | Similar size (1,580 vs 1,549 sqft); Similar age (1950 vs 1948); Similar lot size (7,036 vs 7,320 sqft)
    $270,000
  • 906 S 10th Ave Maywood, IL 60153
    1,649 sqft | $127/sqft | built 1949 | 6% larger (1,649 vs 1,549 sqft); Similar age (1949 vs 1948); Similar lot size (6,600 vs 7,320 sqft)
    $210,000
  • 101 Maple St Maywood, IL 60153
    1,588 sqft | $176/sqft | built 1937 | Similar size (1,588 vs 1,549 sqft); Similar lot size (7,068 vs 7,320 sqft); Same quality (Average)
    $280,000
  • 1110 Oak St Maywood, IL 60153
    1,518 sqft | $158/sqft | built 1957 | Similar size (1,518 vs 1,549 sqft); Lot 14% smaller (6,299 vs 7,320 sqft); Same quality (Average)
    $240,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 1115 Linden Ave Bellwood, IL 60104
    1,613 sqft | $183/sqft | built 1953 | Similar size (1,613 sqft); Moderate age difference (5 years newer); Within 1 bedroom (3 vs 4)
    $295,000
  • 317 46th Ave Bellwood, IL 60104
    1,344 sqft | $146/sqft | built 1952 | 13% size difference (1,344 sqft); Moderate age difference (4 years newer); Within 1 bedroom (3 vs 4)
    $196,000

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 19.0% 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+$40,000+19.0%
2025$210,000$00.0%
2024$210,000$00.0%
2023$210,000+$38,510+22.5%
2022$171,490$00.0%
2021$171,490$00.0%
2020$171,490——
6-year total+$78,510+45.8%