Cook County Value

1430 Newcastle Ct Barrington, IL 60010

4 bed / 5 bath, 6,540 sqft, built 2007, in Barrington. Assessor market value for 2025: $1,796,740.

Cook County account 01124050100000

Assessor market value
$1,796,740
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
6,540 sqft
$275 per sqft
Year built
2007
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 $1,796,740 in 2024 to $1,796,740 in 2025.
  • Assessor market value per square footThe current public record shows about $275 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 703 residential records in the same neighborhood, the average assessor market value is about $252 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.

  • 1540 Newport Ln Inverness, IL 60010
    6,460 sqft | $282/sqft | built 2005 | Similar size (6,460 vs 6,540 sqft); Similar age (2005 vs 2007); Similar lot size (41,968 vs 42,907 sqft)
    $1,820,000
  • 1530 Newport Ln Barrington, IL 60010
    6,495 sqft | $280/sqft | built 2005 | Similar size (6,495 vs 6,540 sqft); Similar age (2005 vs 2007); Similar lot size (40,031 vs 42,907 sqft)
    $1,820,010
  • 5 Leanda Ln South Barrington, IL 60010
    6,356 sqft | $343/sqft | built 2010 | Similar size (6,356 vs 6,540 sqft); Similar age (2010 vs 2007); Similar lot size (44,435 vs 42,907 sqft)
    $2,180,010
  • 210 Knox Ct Inverness, IL 60010
    6,547 sqft | $231/sqft | built 2004 | Similar size (6,547 vs 6,540 sqft); Similar age (2004 vs 2007); Similar lot size (46,609 vs 42,907 sqft)
    $1,510,170
  • 407 Winfield Ln Inverness, IL 60010
    6,419 sqft | $280/sqft | built 2007 | Similar size (6,419 vs 6,540 sqft); Built same year (2007); Lot 11% larger (47,742 vs 42,907 sqft)
    $1,800,000

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

Up 36.7% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$1,796,740+$481,910+36.7%
2024$1,314,830$00.0%
2023$1,314,830−$155,170−10.6%
2022$1,470,000+$432,380+41.7%
2021$1,037,620+$100.0%
2020$1,037,610——
5-year total+$759,130+73.2%