Cook County Value

870 Jefferson Ave Elgin, IL 60120

3 bed / 1 bath, 1,044 sqft, built 1973, in Hanover. Assessor market value for 2025: $310,000.

Cook County account 06073110230000

Assessor market value
$310,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,044 sqft
$297 per sqft
Year built
1973
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 60120 and Hanover assessment pages.

Appeal deadlines

Hanover 2026 appeal dates 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 stayed about the same, from $310,000 in 2024 to $310,000 in 2025.
  • Assessor market value per square footThe current public record shows about $297 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Hanover neighborhood and ZIP 60120.
  • Neighborhood value signalAmong 1,956 residential records in the same neighborhood, the average assessor market value is about $214 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.

Comparable assessments

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

  • 1083 Chippewa Dr Elgin, IL 60120
    1,040 sqft | $260/sqft | built 1975 | Similar size (1,040 vs 1,044 sqft); Similar age (1975 vs 1973); Similar lot size (10,800 vs 11,182 sqft)
    $270,000
  • 830 Martin Dr Elgin, IL 60120
    1,060 sqft | $255/sqft | built 1971 | Similar size (1,060 vs 1,044 sqft); Similar age (1971 vs 1973); Similar lot size (11,830 vs 11,182 sqft)
    $270,000
  • 1223 Blackhawk Dr Elgin, IL 60120
    1,036 sqft | $251/sqft | built 1964 | Similar size (1,036 vs 1,044 sqft); Similar lot size (11,392 vs 11,182 sqft); Same quality (Average)
    $260,000
  • 221 Stonehurst Dr Elgin, IL 60120
    1,034 sqft | $242/sqft | built 1974 | Similar size (1,034 vs 1,044 sqft); Similar age (1974 vs 1973); Lot 13% smaller (9,772 vs 11,182 sqft)
    $250,000
  • 1240 Borden Ct Elgin, IL 60120
    1,034 sqft | $242/sqft | built 1974 | Similar size (1,034 vs 1,044 sqft); Similar age (1974 vs 1973); Lot 16% smaller (9,430 vs 11,182 sqft)
    $250,000

Recent comparable sales

Sales selected by similarity to the subject property.

Public appraisal comparison for 2025. 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 26.4% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$310,000−$111,440−26.4%
2024$421,440——
1-year total−$111,440−26.4%