During the fourth quarter of 2025, homeowners in Custer Park paid 1.5% of their property values in taxes, a rate that was more than 1.7 times higher than the national average, according to BlockShopper.com.
Data from the five homes sold during that quarter show the median sales price in Custer Park was $262,500. The median property tax bill in the city for 2025 was $4,063, which amounts to 1.5% of the median assessed home value.
The U.S. average effective property tax rate stood at 0.888% in 2024.
Wilton, Park Forest, and University Park ranked as the cities with the three highest property tax rates in Will County.
This article’s calculation of the 2025 effective property tax rate uses estimated inflation figures with 2022 county tax data. Actual rates may show slight differences in some cases.
National home prices in the U.S. continued to climb in 2025, reaching an estimated median of $447,000 as of June, an increase of 1.13% compared with a year earlier, according to Redfin. Redfin data indicates an ongoing imbalance between supply and demand, with 36% more homeowners selling than buyers (a difference of 508,715 properties). Redfin defines a balanced market as having seller and buyer counts within 10% of each other.
The table below highlights how Wilton compares with other Will County cities in terms of median effective property tax rates, based on sales and tax data from the fourth quarter of 2025.
| City | Q4 2025 Sales | Q4 2025 Median Price | Median tax 2025 | Effective tax rate |
|---|---|---|---|---|
| Wilton | 3 | $87,000 | $5,703 | 6.6% |
| Park Forest | 11 | $148,000 | $6,559 | 4.4% |
| University Park | 25 | $185,000 | $5,446 | 2.9% |
| Crete | 40 | $222,500 | $6,176 | 2.8% |
| Aurora | 36 | $327,000 | $8,849 | 2.7% |
| Steger | 12 | $136,870 | $3,718 | 2.7% |
| Tinley Park | 13 | $538,000 | $13,774 | 2.6% |
| Bolingbrook | 193 | $335,000 | $8,250 | 2.5% |
| Carillon | 7 | $239,000 | $5,676 | 2.4% |
| Frankfort Square | 26 | $308,750 | $7,495 | 2.4% |
| Monee | 17 | $350,000 | $7,909 | 2.3% |
| Lockport | 113 | $325,000 | $7,455 | 2.3% |
| Willowbrook | 7 | $430,000 | $9,816 | 2.3% |
| Romeoville | 84 | $307,500 | $6,826 | 2.2% |
| Minooka | 4 | $404,750 | $9,029 | 2.2% |
| Shorewood | 49 | $372,500 | $8,148 | 2.2% |
| Joliet | 396 | $255,750 | $5,537 | 2.2% |
| New Lenox | 90 | $418,000 | $9,071 | 2.2% |
| Manhattan | 46 | $436,945 | $9,507 | 2.2% |
| Plainfield | 142 | $421,500 | $8,855 | 2.1% |
| Mokena | 45 | $460,000 | $9,741 | 2.1% |
| Channahon | 28 | $355,000 | $7,431 | 2.1% |
| Homer Glen | 56 | $457,500 | $9,631 | 2.1% |
| Frankfort | 76 | $550,000 | $11,701 | 2.1% |
| Crest Hill | 53 | $245,000 | $5,084 | 2.1% |
| Coynes | 2 | $162,500 | $3,395 | 2.1% |
| Naperville | 98 | $653,000 | $13,141 | 2% |
| Ingalls Park | 13 | $164,900 | $3,276 | 2% |
| Rockdale | 5 | $170,000 | $3,431 | 2% |
| Braidwood | 39 | $175,000 | $3,422 | 2% |
| Arbury Hills | 3 | $330,000 | $6,458 | 2% |
| Elwood | 11 | $270,000 | $4,866 | 1.8% |
| Cherry Hill | 2 | $390,000 | $7,000 | 1.8% |
| Beecher | 12 | $292,500 | $5,370 | 1.8% |
| Crystal Lawns | 12 | $300,000 | $5,103 | 1.7% |
| Wilmington | 20 | $247,450 | $4,123 | 1.7% |
| Forest Manor | 3 | $280,000 | $4,483 | 1.6% |
| Spencer | 2 | $557,500 | $8,926 | 1.6% |
| Custer Park | 5 | $262,500 | $4,063 | 1.5% |
| Peotone | 11 | $312,000 | $4,467 | 1.4% |
| Preston Heights | 9 | $205,000 | $2,770 | 1.4% |
| Lakewood Shores | 5 | $250,000 | $2,891 | 1.2% |
| Ridgewood | 4 | $190,000 | $2,184 | 1.1% |
| Fairmont | 8 | $127,500 | $1,137 | 0.9% |