Cook County Value

3018 S Union Ave 1, Chicago, IL 60616

6 bed / 3 bath, 3,420 sqft, built 1898, in South Chicago. Assessor market value for 2025: $570,010.

Cook County account 17283270230000

Assessor market value
$570,010
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,420 sqft
$167 per sqft
Year built
1898
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 60616 and South Chicago assessment pages.

Appeal deadlines

South Chicago 2026 appeal dates 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 stayed about the same, from $570,010 in 2024 to $570,010 in 2025.
  • Assessor market value per square footThe current public record shows about $167 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the South Chicago neighborhood and ZIP 60616.
  • Neighborhood value signalAmong 3,475 residential records in the same neighborhood, the average assessor market value is about $273 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.

Comparable assessments

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

  • 3231 S Union Ave 1, Chicago, IL 60616
    3,384 sqft | $168/sqft | built 1893 | Similar size (3,384 vs 3,420 sqft); Similar age (1893 vs 1898); Similar lot size (3,000 vs 3,050 sqft)
    $570,000
  • 3246 S Emerald Ave, Chicago, IL 60616
    3,428 sqft | $169/sqft | built 1901 | Similar size (3,428 vs 3,420 sqft); Similar age (1901 vs 1898); Similar lot size (3,125 vs 3,050 sqft)
    $580,000
  • 244 W 24th St, Chicago, IL 60616
    3,300 sqft | $175/sqft | built 1897 | Similar size (3,300 vs 3,420 sqft); Similar age (1897 vs 1898); Similar lot size (3,125 vs 3,050 sqft)
    $578,030
  • 3438 S Lowe Ave, Chicago, IL 60616
    3,399 sqft | $179/sqft | built 1898 | Similar size (3,399 vs 3,420 sqft); Built same year (1898); Similar lot size (3,125 vs 3,050 sqft)
    $610,000
  • 255 W 23rd St, Chicago, IL 60616
    3,388 sqft | $155/sqft | built 1890 | Similar size (3,388 vs 3,420 sqft); Similar lot size (3,125 vs 3,050 sqft); Same quality (Average)
    $525,710

Recent comparable sales

No usable comparable sales are available in this data snapshot.

Public appraisal comparison for 2025. 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 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$570,010$00.0%
2024$570,010+$40,010+7.5%
2023$530,000$00.0%
2022$530,000$00.0%
2021$530,000+$131,450+33.0%
2020$398,550——
5-year total+$171,460+43.0%