Cook County Value

345 S Oak St, Palatine, IL 60067

4 bed / 2 bath, 2,043 sqft, built 1974, in Palatine. Assessor market value for 2025: $440,000.

Cook County account 02233030080000

Assessor market value
$440,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,043 sqft
$215 per sqft
Year built
1974
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 60067 and Palatine assessment pages.

Appeal deadlines

For Palatine, appeals to the Assessor are open through (16 days left).

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 $440,000 in 2024 to $440,000 in 2025.
  • Assessor market value per square footThe current public record shows about $215 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Palatine neighborhood and ZIP 60067.
  • Neighborhood value signalAmong 2,438 residential records in the same neighborhood, the average assessor market value is about $253 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 455 Royal Ct, Palatine, IL 60067
    2,122 sqft | $226/sqft | built 1977 | Similar size (2,122 vs 2,043 sqft); Similar age (1977 vs 1974); Similar lot size (9,200 vs 9,600 sqft)
    $480,000
  • 412 Royal Ct, Palatine, IL 60067
    2,079 sqft | $226/sqft | built 1968 | Similar size (2,079 vs 2,043 sqft); Similar lot size (9,750 vs 9,600 sqft); Same quality (Average)
    $470,000
  • 337 S Bothwell St, Palatine, IL 60067
    2,002 sqft | $215/sqft | built 1968 | Similar size (2,002 vs 2,043 sqft); Similar lot size (9,459 vs 9,600 sqft); Same quality (Average)
    $430,000
  • 181 Imperial Ct, Palatine, IL 60067
    2,139 sqft | $212/sqft | built 1971 | Similar size (2,139 vs 2,043 sqft); Similar age (1971 vs 1974); Similar lot size (9,000 vs 9,600 sqft)
    $454,120
  • 171 S Plum Grove Rd, Palatine, IL 60067
    2,055 sqft | $209/sqft | built 1960 | Similar size (2,055 vs 2,043 sqft); Similar lot size (9,296 vs 9,600 sqft); Same quality (Average)
    $430,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

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

Up 25.7% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$440,000+$90,000+25.7%
2024$350,000$00.0%
2023$350,000$00.0%
2022$350,000+$58,970+20.3%
2021$291,030$00.0%
2020$291,030——
5-year total+$148,970+51.2%