Cook County Value

1039 Walter St Lemont, IL 60439

3 bed / 1 bath, 1,169 sqft, built 1970, in Lemont. Assessor market value for 2026: $360,010.

Cook County account 22293110030000

Assessor market value
$360,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,169 sqft
$308 per sqft
Year built
1970
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 60439 and Lemont assessment pages.

Local guide: Lemont Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Lemont, appeals to the Assessor closed . Board of Review dates for Lemont 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 increased 16.1% from $310,010 in 2025 to $360,010 in 2026.
  • Assessor market value per square footThe current public record shows about $308 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lemont neighborhood and ZIP 60439.
  • Neighborhood value signalAmong 636 residential records in the same neighborhood, the average assessor market value is about $286 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +33.3% on average.

Comparable assessments

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

  • 1031 Florence St Lemont, IL 60439
    1,179 sqft | $263/sqft | built 1970 | Similar size (1,179 vs 1,169 sqft); Built same year (1970); Similar lot size (7,780 vs 7,780 sqft)
    $310,010
  • 1116 Warner Ave Lemont, IL 60439
    1,173 sqft | $290/sqft | built 1969 | Similar size (1,173 vs 1,169 sqft); Similar age (1969 vs 1970); Similar lot size (7,682 vs 7,780 sqft)
    $340,000
  • 1016 Kip Pl Lemont, IL 60439
    1,171 sqft | $282/sqft | built 1973 | Similar size (1,171 vs 1,169 sqft); Similar age (1973 vs 1970); Similar lot size (7,680 vs 7,780 sqft)
    $330,000
  • 1020 Kim Pl Lemont, IL 60439
    1,152 sqft | $269/sqft | built 1971 | Similar size (1,152 vs 1,169 sqft); Similar age (1971 vs 1970); Similar lot size (7,980 vs 7,780 sqft)
    $310,010
  • 1150 Hillview Dr Lemont, IL 60439
    1,188 sqft | $320/sqft | built 1969 | Similar size (1,188 vs 1,169 sqft); Similar age (1969 vs 1970); Similar lot size (7,500 vs 7,780 sqft)
    $380,010

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

Up 16.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$360,010+$50,000+16.1%
2025$310,010$00.0%
2024$310,010$00.0%
2023$310,010+$70,240+29.3%
2022$239,770$00.0%
2021$239,770$00.0%
2020$239,770——
6-year total+$120,240+50.1%