Property Tax Radar
60162

Cook County, IL · 2025

670 homes in this zip may be paying too much in property taxes — a collective ~$23.5M above the neighborhood median.

The typical flagged property is overassessed by ~$32,070. Overassessments range from ~$9,503 to ~$150,000. 27 properties have recent purchase price evidence — the strongest argument at a Board of Review hearing. Ownwell can file your appeal and handle everything — no upfront cost, you only pay if you save.

Appeal windows vary by township, March–November 2026. Find your township's open window at cookcountyassessor.com.

Flagged

670

properties

Median

$32,070

overassessment

Max

$150,000

overassessment

Sale evidence

27

properties

Flagged Properties Sorted by Overassessment · 670 Total
5159 RIDGE AVE

HILLSIDE, IL

~$109,376 Read report →
443 N ELM ST

HILLSIDE, IL

~$77,112 Read report →
519 MAPLE LN

HILLSIDE, IL

~$69,841 Read report →
425 MAPLE LN

HILLSIDE, IL

~$68,114 Read report →
509 N ELM ST

HILLSIDE, IL

~$67,112 Read report →
505 N ELM ST

HILLSIDE, IL

~$67,112 Read report →
451 N ELM ST

HILLSIDE, IL

~$67,112 Read report →
447 N ELM ST

HILLSIDE, IL

~$67,112 Read report →
110 OAK ST

HILLSIDE, IL

~$62,900 Read report →
441 MAPLE LN

HILLSIDE, IL

~$58,681 Read report →
421 MAPLE LN

HILLSIDE, IL

~$58,114 Read report →
441 51ST AVE

HILLSIDE, IL

~$58,114 Read report →
30 N ELM ST

HILLSIDE, IL

~$57,813 Read report →
431 N ELM ST

HILLSIDE, IL

~$56,582 Read report →
526 50TH AVE

HILLSIDE, IL

~$56,433 Read report →
522 50TH AVE

HILLSIDE, IL

~$56,433 Read report →
424 51ST AVE

HILLSIDE, IL

~$54,524 Read report →
163 OAK ST

HILLSIDE, IL

~$54,157 Read report →
532 MAPLE LN

HILLSIDE, IL

~$53,393 Read report →
436 51ST AVE

HILLSIDE, IL

~$53,154 Read report →
445 51ST AVE

HILLSIDE, IL

~$53,154 Read report →
513 N ELM ST

HILLSIDE, IL

~$52,264 Read report →
463 N ELM ST

HILLSIDE, IL

~$49,482 Read report →
126 OAK ST

HILLSIDE, IL

~$48,381 Read report →
444 51ST AVE

HILLSIDE, IL

~$47,312 Read report →
310 MAPLE LN

HILLSIDE, IL

~$45,937 Read report →
501 N ELM ST

HILLSIDE, IL

~$45,676 Read report →
440 51ST AVE

HILLSIDE, IL

~$44,914 Read report →
524 MAPLE LN

HILLSIDE, IL

~$43,946 Read report →
520 MAPLE LN

HILLSIDE, IL

~$43,946 Read report →
510 MAPLE LN

HILLSIDE, IL

~$43,946 Read report →
506 MAPLE LN

HILLSIDE, IL

~$43,946 Read report →
528 MAPLE LN

HILLSIDE, IL

~$43,393 Read report →
514 MAPLE LN

HILLSIDE, IL

~$43,393 Read report →
506 51ST AVE

HILLSIDE, IL

~$42,701 Read report →
530 51ST AVE

HILLSIDE, IL

~$42,054 Read report →
118 OAK ST

HILLSIDE, IL

~$41,336 Read report →
455 N ELM ST

HILLSIDE, IL

~$41,052 Read report →
428 51ST AVE

HILLSIDE, IL

~$40,804 Read report →
523 50TH AVE

HILLSIDE, IL

~$40,446 Read report →
439 N ELM ST

HILLSIDE, IL

~$38,292 Read report →
240 N ELM ST

HILLSIDE, IL

~$38,114 Read report →
425 51ST AVE

HILLSIDE, IL

~$38,063 Read report →
331 MAPLE LN

HILLSIDE, IL

~$37,713 Read report →
427 N ELM ST

HILLSIDE, IL

~$37,479 Read report →
421 51ST AVE

HILLSIDE, IL

~$36,684 Read report →
322 N ELM ST

HILLSIDE, IL

~$34,708 Read report →
449 51ST AVE

HILLSIDE, IL

~$34,534 Read report →
536 MAPLE LN

HILLSIDE, IL

~$33,443 Read report →
254 MAPLE LN

HILLSIDE, IL

~$32,321 Read report →
346 MAPLE LN

HILLSIDE, IL

~$32,066 Read report →
38 N ELM ST

HILLSIDE, IL

~$29,583 Read report →
436 MAPLE LN

HILLSIDE, IL

~$29,215 Read report →
319 N ELM ST

HILLSIDE, IL

~$28,775 Read report →
511 MAPLE LN

HILLSIDE, IL

~$28,716 Read report →
330 MAPLE LN

HILLSIDE, IL

~$28,599 Read report →
6 HOWARD AVE

HILLSIDE, IL

~$28,124 Read report →
518 51ST AVE

HILLSIDE, IL

~$27,721 Read report →
319 MAPLE LN

HILLSIDE, IL

~$27,713 Read report →
318 MAPLE LN

HILLSIDE, IL

~$27,539 Read report →
521 N ELM ST

HILLSIDE, IL

~$27,479 Read report →
308 N ELM ST

HILLSIDE, IL

~$27,233 Read report →
334 MAPLE LN

HILLSIDE, IL

~$25,266 Read report →
535 51ST AVE

HILLSIDE, IL

~$24,819 Read report →
327 MAPLE LN

HILLSIDE, IL

~$23,890 Read report →
516 51ST AVE

HILLSIDE, IL

~$22,531 Read report →
523 MAPLE LN

HILLSIDE, IL

~$22,177 Read report →
433 MAPLE LN

HILLSIDE, IL

~$21,742 Read report →
311 MAPLE LN

HILLSIDE, IL

~$17,903 Read report →
106 OAK ST

HILLSIDE, IL

~$17,845 Read report →
306 MAPLE LN

HILLSIDE, IL

~$17,539 Read report →
104 N ELM ST

HILLSIDE, IL

~$17,312 Read report →
100 N ELM ST

HILLSIDE, IL

~$17,312 Read report →
82 N WOLF RD

HILLSIDE, IL

~$17,312 Read report →