Cook County Value

1245 S Leslie Ln, Des Plaines, IL 60018

4 bed / 2 bath, 1,641 sqft, built 1969, in Elk Grove Assessor market value for 2026: $400,000.

Cook County account 08243160170000

Assessor market value
$400,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,641 sqft
$244 per sqft
Year built
1969
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 60018 and Elk Grove assessment pages.

Local guide: Elk Grove Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for Elk Grove 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 stayed about the same, from $400,000 in 2025 to $400,000 in 2026.
  • Assessor market value per square footThe current public record shows about $244 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Elk Grove neighborhood and ZIP 60018.
  • Neighborhood value signalAmong 3,099 residential records in the same neighborhood, the average assessor market value is about $261 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.

  • 594 Jill Ct, Des Plaines, IL 60018
    1,641 sqft | $232/sqft | built 1969 | Similar size (1,641 vs 1,641 sqft); Built same year (1969); Similar lot size (7,590 vs 7,686 sqft)
    $380,010
  • 670 Morray Ct, Des Plaines, IL 60018
    1,641 sqft | $238/sqft | built 1969 | Similar size (1,641 vs 1,641 sqft); Built same year (1969); Similar lot size (7,921 vs 7,686 sqft)
    $390,000
  • 666 W Millers Rd, Des Plaines, IL 60016
    1,666 sqft | $264/sqft | built 1969 | Similar size (1,666 vs 1,641 sqft); Built same year (1969); Similar lot size (7,875 vs 7,686 sqft)
    $440,000
  • 1248 Andrea Ln, Des Plaines, IL 60018
    1,641 sqft | $232/sqft | built 1971 | Similar size (1,641 vs 1,641 sqft); Similar age (1971 vs 1969); Similar lot size (7,686 vs 7,686 sqft)
    $380,000
  • 1425 Miami Ln, Des Plaines, IL 60018
    1,622 sqft | $259/sqft | built 1967 | Similar size (1,622 vs 1,641 sqft); Similar age (1967 vs 1969); Similar lot size (7,500 vs 7,686 sqft)
    $420,000

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: . 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

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$400,000$00.0%
2025$400,000+$40,000+11.1%
2024$360,000$00.0%
2023$360,000$00.0%
2022$360,000+$80,210+28.7%
2021$279,790+$2,710+1.0%
2020$277,080——
6-year total+$122,920+44.4%