Cook County Value

1122 W 18th St, Chicago, IL 60608

4 bed / 3 bath, 3,250 sqft, built 1891, in West Chicago. Assessor market value for 2026: $540,130.

Cook County account 17204010490000

Assessor market value
$540,130
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,250 sqft
$166 per sqft
Year built
1891
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 60608 and West Chicago assessment pages.

Local guide: West Chicago Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For West Chicago, appeals to the Assessor closed . Board of Review dates for West Chicago 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 $540,130 in 2025 to $540,130 in 2026.
  • Assessor market value per square footThe current public record shows about $166 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the West Chicago neighborhood and ZIP 60608.
  • Neighborhood value signalAmong 4,507 residential records in the same neighborhood, the average assessor market value is about $229 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -0.3% on average.

Comparable assessments

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

  • 2222 W 23rd St 2, Chicago, IL 60608
    3,203 sqft | $184/sqft | built 1901 | Similar size (3,203 vs 3,250 sqft); Similar lot size (3,600 vs 3,750 sqft); Same quality (Average)
    $590,000
  • 2311 W 21st St, Chicago, IL 60608
    3,269 sqft | $171/sqft | built 1894 | Similar size (3,269 vs 3,250 sqft); Similar age (1894 vs 1891); Lot 14% smaller (3,225 vs 3,750 sqft)
    $560,010
  • 1956 W Cermak Rd, Chicago, IL 60608
    3,302 sqft | $139/sqft | built 1895 | Similar size (3,302 vs 3,250 sqft); Similar age (1895 vs 1891); Lot 15% smaller (3,175 vs 3,750 sqft)
    $460,010
  • 2021 W 21st Pl, Chicago, IL 60608
    3,290 sqft | $153/sqft | built 1892 | Similar size (3,290 vs 3,250 sqft); Similar age (1892 vs 1891); Lot 15% smaller (3,175 vs 3,750 sqft)
    $502,750
  • 2335 W 21st St, Chicago, IL 60608
    3,234 sqft | $226/sqft | built 1895 | Similar size (3,234 vs 3,250 sqft); Similar age (1895 vs 1891); Lot 14% smaller (3,225 vs 3,750 sqft)
    $730,010

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

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$540,130$00.0%
2025$540,130−$39,870−6.9%
2024$580,000+$110,000+23.4%
2023$470,000$00.0%
2022$470,000$00.0%
2021$470,000+$150,180+47.0%
2020$319,820——
6-year total+$220,310+68.9%