Cook County Value

270 Lagoon Dr Northfield, IL 60093

4 bed / 2 bath, 1,032 sqft, built 1957, in New Trier. Assessor market value for 2026: $358,960.

Cook County account 05193130160000

Assessor market value
$358,960
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,032 sqft
$348 per sqft
Year built
1957
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 New Trier assessment pages.

Local guide: New Trier Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for New Trier have closed (Assessor , Board of Review ). 2027 notices usually start in March.

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 25.2% from $480,000 in 2025 to $358,960 in 2026.
  • Assessor market value per square footThe current public record shows about $348 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the New Trier neighborhood and ZIP 60093.
  • Neighborhood value signalAmong 1,980 residential records in the same neighborhood, the average assessor market value is about $334 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.5% on average.

Comparable assessments

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

  • 215 Latrobe Ave Hse Northfield, IL 60093
    1,040 sqft | $365/sqft | built 1954 | Similar size (1,040 vs 1,032 sqft); Similar age (1954 vs 1957); Similar lot size (6,400 vs 6,400 sqft)
    $380,000
  • 34 Ardmore Ln, Glenview, IL 60025
    1,062 sqft | $419/sqft | built 1958 | Similar size (1,062 vs 1,032 sqft); Similar age (1958 vs 1957); Similar lot size (6,232 vs 6,400 sqft)
    $444,780
  • 643 Long Rd, Glenview, IL 60025
    1,056 sqft | $415/sqft | built 1954 | Similar size (1,056 vs 1,032 sqft); Similar age (1954 vs 1957); Similar lot size (6,318 vs 6,400 sqft)
    $438,470
  • 315 Lockwood Ave Northfield, IL 60093
    1,068 sqft | $431/sqft | built 1946 | Similar size (1,068 vs 1,032 sqft); Similar lot size (6,600 vs 6,400 sqft); Same quality (Average)
    $460,000
  • 40 Hackberry Ln, Glenview, IL 60025
    1,026 sqft | $458/sqft | built 1959 | Similar size (1,026 vs 1,032 sqft); Similar age (1959 vs 1957); Lot 18% larger (7,584 vs 6,400 sqft)
    $470,000

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. 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

Down 25.2% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$358,960−$121,040−25.2%
2025$480,000+$165,110+52.4%
2024$314,890−$41,380−11.6%
2023$356,270−$11,670−3.2%
2022$367,940+$117,550+46.9%
2021$250,390+$100.0%
2020$250,380——
6-year total+$108,580+43.4%