Cook County Value

626 S 23rd Ave Bellwood, IL 60104

6 bed / 5 bath, 4,853 sqft, built 1962, in Proviso. Assessor market value for 2026: $460,000.

Cook County account 15103170210000

In line with similar homes

8 similar homes nearby support a value at or above your county value.

Assessor market value$460,000
Similar homes$520,872
No gap: similar homes are at or above the county value · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Assessor market value
$460,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,853 sqft
$95 per sqft
Year built
1962
Average quality

What we found

Similar homes' assessments

Weak

0 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $107.33/sqft, which supports a value of $520,872.

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 30.7% from $351,990 in 2025 to $460,000 in 2026.
  • Assessor market value per square footThe current public record shows about $95 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

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

  • 301 S 25th Ave Bellwood, IL 60104
    4,845 sqft | $107/sqft | built 1958 | Similar size (4,845 vs 4,853 sqft); Similar age (1958 vs 1962); Similar lot size (5,000 vs 4,880 sqft)
    $520,000
  • 441 S 22nd Ave Bellwood, IL 60104
    4,736 sqft | $101/sqft | built 1959 | Similar size (4,736 vs 4,853 sqft); Similar age (1959 vs 1962); Similar lot size (4,880 vs 4,880 sqft)
    $480,000
  • 34 S 18th Ave Maywood, IL 60153
    4,484 sqft | $116/sqft | built 1962 | 8% smaller (4,484 vs 4,853 sqft); Built same year (1962); Similar lot size (5,080 vs 4,880 sqft)
    $520,000
  • 509 S 25th Ave Bellwood, IL 60104
    5,005 sqft | $112/sqft | built 1961 | Similar size (5,005 vs 4,853 sqft); Similar age (1961 vs 1962); Lot 15% larger (5,603 vs 4,880 sqft)
    $560,000
  • 443 S 22nd Ave Bellwood, IL 60104
    5,466 sqft | $101/sqft | built 1960 | 13% larger (5,466 vs 4,853 sqft); Similar age (1960 vs 1962); Similar lot size (4,880 vs 4,880 sqft)
    $550,000

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

Value history

Up 30.7% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$460,000+$108,010+30.7%
2025$351,990$00.0%
2024$351,990−$38,010−9.7%
2023$390,000+$140,170+56.1%
2022$249,830$00.0%
2021$249,830−$9,120−3.5%
2020$258,950——
6-year total+$201,050+77.6%