4 bed / 3 bath, 3,780 sqft, built 1998, in Northfield. Assessor market value for 2026: $1,006,120.
Cook County account 04201090040000
Assessor market value
$1,006,120
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,780 sqft
$266 per sqft
Year built
1998
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 Northfield assessment pages.
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 6.8% from $1,080,000 in 2025 to $1,006,120 in 2026.
Assessor market value per square footThe current public record shows about $266 per square foot before any comparable-property adjustments.
Nearby comparison areaThis page starts the equity review with public records for the Northfield neighborhood.
Neighborhood value signalAmong 440 residential records in the same neighborhood, the average assessor market value is about $295 per square foot.
Area year-over-year signalNearby residential records with prior-year values moved about -2.2% on average.
Comparable assessments
Similar public appraisal records selected for this property's equity comparison.
3,846 sqft | $259/sqft | built 1997 | Similar size (3,846 vs 3,780 sqft); Similar age (1997 vs 1998); Similar lot size (11,271 vs 12,070 sqft)
$996,040
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. Matches consider available size, age, location and property characteristics. How comparisons work.
Value history
Down 6.8% in 2026 from 2025.
Assessor market value by tax year, with the change from the previous year listed