AppealComps

PLATE N-31.31021Neighbourhood 31021, Proviso Township

70 homes the assessor treats as one market. The median is $19 per square foot; a quarter of homes sit above $21. That gap is the whole argument.

MEDIAN $19ARGUMENT STARTS $21$14 and under$26 and over, per sq ft
N-31.3102170 homes, one mark is one home. Each home compared only with others of its own class, size band, age band and construction quality.
Homes
70

neighbourhood 31021

Median
$19

per sq ft

p25 to p75
$17 – $21

per sq ft

Above comps
9

13% by 10% or more

Worth a year
$795

median, if reduced

Free. We hold every residential parcel in Cook County for tax year 2025.

The largest gaps here

Each row is a home the assessor values above comparable homes of the same class, size and age in this same code. Parcel numbers are public record; nothing about the owner is.

PINSq ftAssessed$/sq ftComp medianGapComps
153220303500001,564$38,991$25$16$13,821 (35%)11
153220303600001,494$37,251$25$17$11,811 (32%)17
151830800500001,345$28,000$21$17$5,467 (20%)14
151910109500001,457$27,000$19$16$3,848 (14%)14
151830702400001,016$24,000$24$20$3,749 (16%)19
151910106900001,008$24,000$24$20$3,702 (15%)20
151910701900001,128$25,000$22$19$3,699 (15%)33
151910700400001,139$25,000$22$19$3,491 (14%)35
15191010890000871$23,000$26$23$3,125 (14%)10

All of Proviso Township