Cook County Value

14986 Markham Dr, Harvey, IL 60426

3 bed / 1 bath, 1,446 sqft, built 1959, in Thornton. Assessor market value for 2025: $53,410.

Cook County account 29094000630000

In line with similar homes

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

Assessor market value$53,410
Similar homes$92,630
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
$53,410
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,446 sqft
$37 per sqft
Year built
1959
Average quality

What we found

Similar homes' assessments

Weak

3 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $63.18/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 $30,810. Counting your land in place of theirs where theirs is less, they support a value of $92,630.

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 60426 and Thornton assessment pages.

Appeal deadlines

Thornton 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 $53,410 in 2024 to $53,410 in 2025.
  • Assessor market value per square footThe current public record shows about $37 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Thornton neighborhood and ZIP 60426.
  • Neighborhood value signalAmong 1,371 residential records in the same neighborhood, the average assessor market value is about $72 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.

  • 14976 Markham Dr, Harvey, IL 60426
    1,437 sqft | $35/sqft | built 1958 | Similar size (1,437 vs 1,446 sqft); Similar age (1958 vs 1959); Similar lot size (8,492 vs 8,215 sqft)
    $50,430
  • 14935 Parkside Ave, Harvey, IL 60426
    1,452 sqft | $73/sqft | built 1959 | Similar size (1,452 vs 1,446 sqft); Built same year (1959); Similar lot size (7,431 vs 8,215 sqft)
    $106,000
  • 14986 Markham Dr, Harvey, IL 60426
    1,446 sqft | $35/sqft | built 1959 | Similar size (1,446 vs 1,446 sqft); Built same year (1959); Lot 11% smaller (7,320 vs 8,215 sqft)
    $50,230
  • 14925 Riverside Dr South Holland, IL 60473
    1,472 sqft | $63/sqft | built 1955 | Similar size (1,472 vs 1,446 sqft); Similar age (1955 vs 1959); Similar lot size (8,019 vs 8,215 sqft)
    $93,000
  • 14990 Markham Dr, Harvey, IL 60426
    1,472 sqft | $32/sqft | built 1966 | Similar size (1,472 vs 1,446 sqft); Similar lot size (7,889 vs 8,215 sqft); Same quality (Average)
    $47,290

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

No change in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$53,410$00.0%
2024$53,410$00.0%
2023$53,410+$8,120+17.9%
2022$45,290$00.0%
2021$45,290+$100.0%
2020$45,280——
5-year total+$8,130+18.0%