A few articles on the current tax and spending climate:

Dean Mosiman:

School taxes increased more than 7 percent statewide, the biggest increase in 15 years, fueling renewed cries for reform of the state school funding system.
The state school finance system is “broken, ” said Pete Etter, interim superintendent of the tiny Black Hawk School District about 60 miles south of Madison, which had the highest local school property tax increase of any district in the state. “It ‘s not only Black Hawk. It ‘s every district in the state. ”
Critics say the system is flawed because state revenue limits for districts don ‘t grow enough, if at all. If state aid is insufficient, districts must turn to taxpayers, sometimes through referendum.
Dane County range
School taxes — as well as the total tax bill — depend mostly on where you live.