Cook County Value

8632 N Osceola Ave, Niles, IL 60714

3 bed / 1 bath, 1,221 sqft, built 1957, in Leyden. Assessor market value for 2026: $370,000.

Cook County account 09242050420000

In line with similar homes

8 similar homes nearby support a value within $100 of yours.

Assessor market value$370,000
Similar homes$369,938
$62 gap: no meaningful difference · bars start at $0

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

Assessor market value
$370,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,221 sqft
$303 per sqft
Year built
1957
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 $302.98/sqft, which supports a value of $369,938.

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 60714 and Leyden assessment pages.

Local guide: Maine Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for Maine have closed (Assessor , Board of Review ). 2027 notices usually start in March.

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 $370,000 in 2025 to $370,000 in 2026.
  • Assessor market value per square footThe current public record shows about $303 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Leyden neighborhood and ZIP 60714.
  • Neighborhood value signalAmong 4,336 residential records in the same neighborhood, the average assessor market value is about $284 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.5% on average.

Comparable assessments

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

  • 8616 N Osceola Ave, Niles, IL 60714
    1,221 sqft | $303/sqft | built 1957 | Similar size (1,221 vs 1,221 sqft); Built same year (1957); Similar lot size (6,968 vs 6,968 sqft)
    $369,940
  • 8642 N Osceola Ave, Niles, IL 60714
    1,221 sqft | $303/sqft | built 1957 | Similar size (1,221 vs 1,221 sqft); Built same year (1957); Similar lot size (6,968 vs 6,968 sqft)
    $370,000
  • 7510 Foster St, Morton Grove, IL 60053
    1,222 sqft | $283/sqft | built 1957 | Similar size (1,222 vs 1,221 sqft); Built same year (1957); Similar lot size (7,140 vs 6,968 sqft)
    $345,770
  • 7322 W Conrad Ave, Niles, IL 60714
    1,225 sqft | $318/sqft | built 1959 | Similar size (1,225 vs 1,221 sqft); Similar age (1959 vs 1957); Similar lot size (6,916 vs 6,968 sqft)
    $390,000
  • 7202 W Greenleaf Ave, Niles, IL 60714
    1,224 sqft | $290/sqft | built 1960 | Similar size (1,224 vs 1,221 sqft); Similar age (1960 vs 1957); Similar lot size (6,916 vs 6,968 sqft)
    $354,810

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: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$370,000$00.0%
2025$370,000+$50,000+15.6%
2024$320,000$00.0%
2023$320,000$00.0%
2022$320,000+$34,590+12.1%
2021$285,410+$100.0%
2020$285,400——
6-year total+$84,600+29.6%