4120 Wagner Ave Schiller Park, IL 60176

4 bed / 2 bath, 1,424 sqft, built 1926, in Leyden. Assessor market value for 2026: $313,390.

Cook County account 12164090260000

Small or uncertain difference

about $3,000

8 similar homes nearby point to a value about $3,000 lower than yours, a small or uncertain difference.

Assessor market value$313,390

Similar homes$310,332

$3,058 gap · bars start at $0

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

Assessor market value

$313,390

Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it

Living area

1,424 sqft

$220 per sqft

Year built

1926

Average quality

Why we think so

Similar homes' assessments

Weak

5 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $214.70/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 $52,800. Counting your land in place of theirs where theirs is less, they support a value of $310,332.

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 60176 and Leyden assessment pages.

Local guide: Leyden Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For Leyden, appeals to the Assessor closed October 14, 2026. Board of Review dates for Leyden 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 September 27, 2026 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 $313,390 in 2025 to $313,390 in 2026.
Assessor market value per square footThe current public record shows about $220 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 60176.
Neighborhood value signalAmong 2,479 residential records in the same neighborhood, the average assessor market value is about $238 per square foot.
Area year-over-year signalNearby residential records with prior-year values moved about -1.2% on average.

Comparable assessments

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

9828 South Ave Schiller Park, IL 60176
1,408 sqft | $213/sqft | built 1928 | Similar size (1,408 vs 1,424 sqft); Similar age (1928 vs 1926); Similar lot size (5,688 vs 5,280 sqft)
$300,000
3768 Scott St Schiller Park, IL 60176
1,537 sqft | $215/sqft | built 1925 | 8% larger (1,537 vs 1,424 sqft); Similar age (1925 vs 1926); Similar lot size (5,203 vs 5,280 sqft)
$330,000
4333 Kolze Ave Schiller Park, IL 60176
1,350 sqft | $230/sqft | built 1925 | 5% smaller (1,350 vs 1,424 sqft); Similar age (1925 vs 1926); Similar lot size (5,625 vs 5,280 sqft)
$310,000
9803 Lawrence Ct Schiller Park, IL 60176
1,492 sqft | $228/sqft | built 1927 | Similar size (1,492 vs 1,424 sqft); Similar age (1927 vs 1926); Same quality (Average)
$340,000
4133 Goss Ave Schiller Park, IL 60176
1,604 sqft | $212/sqft | built 1922 | 13% larger (1,604 vs 1,424 sqft); Similar age (1922 vs 1926); Similar lot size (5,544 vs 5,280 sqft)
$340,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

Public appraisal comparison for 2026. Prepared October 19, 2026. Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: October 13, 2026. 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 year	Assessor market value	Change	Change %
2026	$313,390	$0	0.0%
2025	$313,390	+$57,810	+22.6%
2024	$255,580	$0	0.0%
2023	$255,580	$0	0.0%
2022	$255,580	−$57,940	−18.5%
2021	$313,520	+$10	0.0%
2020	$313,510	—	—
6-year total		−$120	0.0%