Cook County Value

305 S Cook St Barrington, IL 60010

4 bed / 3 bath, 2,864 sqft, built 1905, in Barrington. Assessor market value for 2025: $820,000.

Cook County account 01011100010000

Assessor market value
$820,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,864 sqft
$286 per sqft
Year built
1905
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 60010 and Barrington assessment pages.

Appeal deadlines

For Barrington, appeals to the Assessor closed . Board of Review dates for Barrington 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 $820,000 in 2024 to $820,000 in 2025.
  • Assessor market value per square footThe current public record shows about $286 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Barrington neighborhood and ZIP 60010.
  • Neighborhood value signalAmong 921 residential records in the same neighborhood, the average assessor market value is about $305 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.

  • 546 S Cook St Barrington, IL 60010
    2,845 sqft | $264/sqft | built 1911 | Similar size (2,845 vs 2,864 sqft); Similar lot size (10,890 vs 10,890 sqft); Same quality (Average)
    $750,000
  • 508 S Cook St Barrington, IL 60010
    2,691 sqft | $279/sqft | built 1909 | 6% smaller (2,691 vs 2,864 sqft); Similar age (1909 vs 1905); Similar lot size (10,164 vs 10,890 sqft)
    $750,000
  • 233 W Lake St Barrington, IL 60010
    3,266 sqft | $282/sqft | built 1907 | 14% larger (3,266 vs 2,864 sqft); Similar age (1907 vs 1905); Similar lot size (10,890 vs 10,890 sqft)
    $920,000
  • 504 Lageschulte St Barrington, IL 60010
    3,008 sqft | $306/sqft | built 1916 | 5% larger (3,008 vs 2,864 sqft); Similar lot size (11,200 vs 10,890 sqft); Same quality (Average)
    $920,000
  • 506 S Grove Ave Barrington, IL 60010
    2,788 sqft | $269/sqft | built 1902 | Similar size (2,788 vs 2,864 sqft); Similar age (1902 vs 1905); Lot 17% smaller (8,989 vs 10,890 sqft)
    $750,000

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: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 35.0% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$820,000+$212,480+35.0%
2024$607,520−$54,700−8.3%
2023$662,220−$97,780−12.9%
2022$760,000+$256,270+50.9%
2021$503,730$00.0%
2020$503,730——
5-year total+$316,270+62.8%