The final budget for construction was $435 million, of which $175 million was paid by the Twins and $260 million was paid by Hennepin County by way of a 0. 15% county-wide sales tax. An additional $120 million in infrastructure costs were split between the county ($90 million), the team ($20 million), Target Corporation ($4. 5 million), the Minnesota Department of Transportation ($3. 5 million) and the Minnesota Ballpark Authority ($2 million) bringing the project's total cost to US$555 million.