Cook County Value

1810 S Allport St, Chicago, IL 60608

10 bed / 6 bath, 7,712 sqft, built 1896, in West Chicago. Assessor market value for 2026: $825,130.

Cook County account 17203150200000

Assessor market value
$825,130
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
7,712 sqft
$107 per sqft
Year built
1896
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 decreased 10.3% from $920,010 in 2025 to $825,130 in 2026.
  • Assessor market value per square footThe current public record shows about $107 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.

  • 1326 W 18th St, Chicago, IL 60608
    7,800 sqft | $111/sqft | built 1892 | Similar size (7,800 vs 7,712 sqft); Similar age (1892 vs 1896); Similar lot size (2,880 vs 3,125 sqft)
    $868,620
  • 1854 S Ashland Ave, Chicago, IL 60608
    7,968 sqft | $98/sqft | built 1896 | Similar size (7,968 vs 7,712 sqft); Built same year (1896); Similar lot size (3,000 vs 3,125 sqft)
    $780,000
  • 1314 W 19th St, Chicago, IL 60608
    7,722 sqft | $122/sqft | built 1903 | Similar size (7,722 vs 7,712 sqft); Similar lot size (2,976 vs 3,125 sqft); Same quality (Average)
    $940,000
  • 1748 W 21st St, Chicago, IL 60608
    7,680 sqft | $100/sqft | built 1891 | Similar size (7,680 vs 7,712 sqft); Similar age (1891 vs 1896); Similar lot size (3,000 vs 3,125 sqft)
    $771,480
  • 1640 W 18th St, Chicago, IL 60608
    8,482 sqft | $91/sqft | built 1891 | 10% larger (8,482 vs 7,712 sqft); Similar age (1891 vs 1896); Similar lot size (3,125 vs 3,125 sqft)
    $775,000

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

Down 10.3% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$825,130−$94,880−10.3%
2025$920,010$00.0%
2024$920,010+$120,010+15.0%
2023$800,000$00.0%
2022$800,000$00.0%
2021$800,000+$344,960+75.8%
2020$455,040——
6-year total+$370,090+81.3%