Cook County Value

590 E Diane Dr, Palatine, IL 60074

5 bed / 2 bath, 2,583 sqft, built 1974, in Palatine. Assessor market value for 2025: $520,000.

Cook County account 02024060160000

In line with similar homes

8 similar homes nearby support a value at or above your county value.

Assessor market value$520,000
Similar homes$528,120
No gap: similar homes are at or above the county value · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Assessor market value
$520,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,583 sqft
$201 per sqft
Year built
1974
Average quality

What we found

Similar homes' assessments

Weak

4 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $199.62/sqft, but land is valued apart from the home, and some of them have less land value per square foot of home than yours, which counts as $161,250. Counting your land in place of theirs where theirs is less, they support a value of $528,120.

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 60074 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 $520,000 in 2024 to $520,000 in 2025.
  • Assessor market value per square footThe current public record shows about $201 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 60074.
  • Neighborhood value signalAmong 381 residential records in the same neighborhood, the average assessor market value is about $209 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.

  • 1735 Lee Ct, Palatine, IL 60074
    2,562 sqft | $199/sqft | built 1976 | Similar size (2,562 vs 2,583 sqft); Similar age (1976 vs 1974); Similar lot size (21,670 vs 21,500 sqft)
    $510,010
  • 641 Capri Dr, Palatine, IL 60074
    2,605 sqft | $200/sqft | built 1974 | Similar size (2,605 vs 2,583 sqft); Built same year (1974); Similar lot size (20,000 vs 21,500 sqft)
    $520,000
  • 1711 E Lynda Dr Palatine
    2,694 sqft | $193/sqft | built 1970 | Similar size (2,694 vs 2,583 sqft); Similar age (1970 vs 1974); Similar lot size (20,000 vs 21,500 sqft)
    $520,000
  • 1725 N Lynda Dr, Palatine, IL 60074
    2,462 sqft | $203/sqft | built 1975 | Similar size (2,462 vs 2,583 sqft); Similar age (1975 vs 1974); Similar lot size (20,000 vs 21,500 sqft)
    $500,000
  • 1768 Jarvis Ct, Palatine, IL 60074
    2,684 sqft | $190/sqft | built 1964 | Similar size (2,684 vs 2,583 sqft); Similar lot size (20,000 vs 21,500 sqft); Same quality (Average)
    $510,000

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 30.0% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$520,000+$120,000+30.0%
2024$400,000$00.0%
2023$400,000$00.0%
2022$400,000+$70,680+21.5%
2021$329,320+$100.0%
2020$329,310——
5-year total+$190,690+57.9%