Cook County Value

557 51st Ave Bellwood, IL 60104

3 bed / 1 bath, 1,199 sqft, built 1976, in Proviso Assessor market value for 2026: $250,000.

Cook County account 15083130600000

Possibly too high

about $13,000

8 similar homes nearby point to a value about $13,000 lower than yours.

Assessor market value$250,000
Similar homes$237,186
$12,814 gap · bars start at $0

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

Assessor market value
$250,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,199 sqft
$209 per sqft
Year built
1976
Average quality

Why we think so

Similar homes' assessments

Moderate

6 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $197.04/sqft, but land is valued apart from the home, and some of them have less land value per square foot of home than yours, which counts as $55,750. Counting your land in place of theirs where theirs is less, they support a value of $237,186.

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 (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 stayed about the same, from $250,000 in 2025 to $250,000 in 2026.
  • Assessor market value per square footThe current public record shows about $209 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 3,350 residential records in the same neighborhood, the average assessor market value is about $178 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +4.6% on average.

Comparable assessments

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

  • 553 51st Ave Hse Bellwood, IL 60104
    1,199 sqft | $209/sqft | built 1976 | Similar size (1,199 vs 1,199 sqft); Built same year (1976); Similar lot size (6,592 vs 6,758 sqft)
    $250,000
  • 560 49th Ave Bellwood, IL 60104
    1,205 sqft | $207/sqft | built 1977 | Similar size (1,205 vs 1,199 sqft); Similar age (1977 vs 1976); Similar lot size (6,608 vs 6,758 sqft)
    $250,000
  • 543 53rd Ave Bellwood, IL 60104
    1,218 sqft | $197/sqft | built 1973 | Similar size (1,218 vs 1,199 sqft); Similar age (1973 vs 1976); Similar lot size (6,750 vs 6,758 sqft)
    $240,000
  • 548 52nd Ave Bellwood, IL 60104
    1,218 sqft | $197/sqft | built 1973 | Similar size (1,218 vs 1,199 sqft); Similar age (1973 vs 1976); Similar lot size (6,750 vs 6,758 sqft)
    $240,000
  • 552 52nd Ave Bellwood, IL 60104
    1,218 sqft | $197/sqft | built 1973 | Similar size (1,218 vs 1,199 sqft); Similar age (1973 vs 1976); Similar lot size (6,750 vs 6,758 sqft)
    $240,000

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

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$250,000$00.0%
2025$250,000$00.0%
2024$250,000$00.0%
2023$250,000+$88,630+54.9%
2022$161,370$00.0%
2021$161,370+$200.0%
2020$161,350——
6-year total+$88,650+54.9%