Cook County Value

290 Shadowood Ln Northfield, IL 60093

5 bed / 5 bath, 9,266 sqft, built 2010, in Northfield. Assessor market value for 2026: $3,172,800.

Cook County account 04133040490000

Assessor market value
$3,172,800
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
9,266 sqft
$342 per sqft
Year built
2010
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 60093 and Northfield assessment pages.

Local guide: Northfield Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Northfield, appeals to the Assessor closed . Board of Review dates for Northfield 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 8.0% from $3,450,000 in 2025 to $3,172,800 in 2026.
  • Assessor market value per square footThe current public record shows about $342 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Northfield neighborhood and ZIP 60093.
  • Neighborhood value signalAmong 1,262 residential records in the same neighborhood, the average assessor market value is about $367 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -0.1% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 2201 Martin Ln Northfield, IL 60093
    9,538 sqft | $297/sqft | built 2003 | Similar size (9,538 vs 9,266 sqft); Similar lot size (43,899 vs 43,560 sqft); Same quality (Average)
    $2,830,000
  • 2346 Clover Ln Northfield, IL 60093
    8,915 sqft | $395/sqft | built 2018 | Similar size (8,915 vs 9,266 sqft); Similar lot size (44,126 vs 43,560 sqft); Same quality (Average)
    $3,521,450
  • 2204 Martin Ln Northfield, IL 60093
    10,017 sqft | $312/sqft | built 2006 | 8% larger (10,017 vs 9,266 sqft); Similar age (2006 vs 2010); Similar lot size (43,522 vs 43,560 sqft)
    $3,130,000
  • 800 Timberline Dr, Glenview, IL 60025
    8,036 sqft | $213/sqft | built 2006 | 13% smaller (8,036 vs 9,266 sqft); Similar age (2006 vs 2010); Similar lot size (45,128 vs 43,560 sqft)
    $1,710,280
  • 245 Maple Row Northfield, IL 60093
    9,324 sqft | $317/sqft | built 2004 | Similar size (9,324 vs 9,266 sqft); Lot 20% larger (52,170 vs 43,560 sqft); Same quality (Average)
    $2,956,110

Recent comparable sales

Sales selected by similarity to the subject property.

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 8.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$3,172,800−$277,200−8.0%
2025$3,450,000+$512,580+17.5%
2024$2,937,420$00.0%
2023$2,937,420−$212,580−6.7%
2022$3,150,000+$1,395,230+79.5%
2021$1,754,770$00.0%
2020$1,754,770——
6-year total+$1,418,030+80.8%