The $4 million would be joined by $8 million from the city to finance the $12 million project.
A proposed $12 million, 10-year property tax to support part of the cost of added development at Paul G. Duke Park will be outlined next week.
On Monday, there will be a joint meeting of Troy’s Park and Recreation boards and a city council committee.
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The money would include more baseball, softball and soccer fields, a splash pad, and a miniature golf course.
The tax would pay one-third of the $12 million estimated cost.
A proposed income tax for a much larger project, to include the city golf course and Hobart Arena, was rejected by voters in spring of 2017.