Cook County Value

1236 N Astor St, Chicago, IL 60610

4 bed / 3 bath, 3,246 sqft, built 1889, in North Chicago. Assessor market value for 2025: $2,820,000.

Cook County account 17031090290000

Assessor market value
$2,820,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,246 sqft
$869 per sqft
Year built
1889
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 60610, North Chicago, and Lincoln Park assessment pages.

Appeal deadlines

North 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 $2,820,000 in 2024 to $2,820,000 in 2025.
  • Assessor market value per square footThe current public record shows about $869 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the North Chicago neighborhood and ZIP 60610.
  • Neighborhood value signalAmong 392 residential records in the same neighborhood, the average assessor market value is about $785 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.

Comparable assessments

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

  • 20 W Burton St, Chicago, IL 60610
    3,142 sqft | $680/sqft | built 1888 | Similar size (3,142 vs 3,246 sqft); Similar age (1888 vs 1889); Similar lot size (3,300 vs 3,363 sqft)
    $2,135,660
  • 22 W Chestnut St, Chicago, IL 60610
    3,206 sqft | $407/sqft | built 1893 | Similar size (3,206 vs 3,246 sqft); Similar age (1893 vs 1889); Similar lot size (3,360 vs 3,363 sqft)
    $1,304,700
  • 1240 N State St Chicago
    3,168 sqft | $751/sqft | built 1889 | Similar size (3,168 vs 3,246 sqft); Built same year (1889); Lot 12% smaller (2,947 vs 3,363 sqft)
    $2,380,000
  • 1243 N State St Chicago
    3,295 sqft | $607/sqft | built 1874 | Similar size (3,295 vs 3,246 sqft); Similar lot size (3,355 vs 3,363 sqft); Same quality (Average)
    $2,000,010
  • 1237 N Dearborn St, Chicago, IL 60610
    3,150 sqft | $667/sqft | built 1897 | Similar size (3,150 vs 3,246 sqft); Similar lot size (3,300 vs 3,363 sqft); Same quality (Average)
    $2,100,000

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$2,820,000$00.0%
2024$2,820,000$00.0%
2023$2,820,000$00.0%
2022$2,820,000$00.0%
2021$2,820,000+$802,430+39.8%
2020$2,017,570——
5-year total+$802,430+39.8%