Wisconsin 2018 elections UPDATE: Grant County doesn't quite crack The Case of the Quadrennial Democrats but flips from Scott Walker to Tony Evers

Sources:  Wikipedia (presidential, gubernatorial 2010, 2014, 2018)

2016-2018 decrease in votes for Democrats:       4%
2016-2018 decrease in votes for Republicans:  23%

2014-2018 increase in votes for Democrats:     11%
2014-2018 increase in votes for Republicans:    4%

2012-2014 decrease in votes for Democrats:     36%
2012-2014 decrease in votes for Republicans:    8%

2008-2010 decrease in votes for Democrats:     49%
2008-2010 decrease in votes for Republicans:    5%

Cumulative percentage changes in votes 

from 2016 to 2018

Updated posts:
Wisconsin.  (11/7/2018 update)
Adams County.  (11/7/2018 update)
Ashland County.  (11/7/2018 update)
Barron County.  (11/8/2018 update)
Bayfield County.  (11/8/2018 update)
Brown County.  (11/8/2018 update)
Buffalo County.  (11/8/2018 update)
Burnett County.  (11/8/2018 update)
Calumet County.  (11/8/2018 update)
Chippewa County.  (11/8/2018 update)
Clark County.  (11/8/2018 update)
Columbia County. (11/8/2018 update)
Crawford County.  (11/8/2018 update)
Dane County. (11/8/2018 update)
Dodge County.  (11/8/2018 update)
Door County.  (11/7/2018 update)
Douglas County.  (11/8/2018 update)
Dunn County.  (11/9/2018 update)
Eau Claire County.  (11/9/2018 update)
Florence County.  (11/9/2018 update)
Fond du Lac County.  (11/10/2018 update)
Forest County.  (11/10/2018 update)
Grant County.  (11/13/2016)
Green County.  (11/13/2016)
Green Lake County.  (11/13/2016)
Iowa County.  (11/13/2016)
Iron County.  (11/13/2016)
Jackson County.  (11/14/2016)
Jefferson County.  (11/14/2016)
Juneau County.  (11/14/2016)
Kenosha County.   (11/14/2016)
Kewaunee County.  (11/7/2018 update)
La Crosse County.  (11/14/2016)
Lafayette County.  (11/14/2016)
Langlade County.  (11/15/2016)
Lincoln County.  (11/15/2016)
Manitowoc County.  (11/15/2016)
Marathon County.  (11/15/2016)
Marinette County.  (11/15/2016)
Marquette County.  (11/16/2016)
Menominee County.  (11/15/2016)
Milwaukee County.  (11/15/2016)
Monroe County.  (11/16/2016)
Oconto County.  (11/16/2016)
Oneida County.  (11/16/2016)
Outagamie County.  (11/16/2016)
Ozaukee County.  (11/16/2016)
Pepin County.  (11/16/2016)
Pierce County.  (11/16/2016)
Polk County.  (11/17/2016)
Portage County.   (11/17/2016)
Price County.  (11/17/2016)
Racine County.  (11/18/2016)
Richland County.  (11/18/2016)
Rock County.  (11/18/2016)
Rusk County.  (11/18/2016)
Sauk County.  (11/18/2016)
Sawyer County.   (11/18/2016)
Shawano County.  (11/19/2016)
Sheboygan County.  (11/19/2016)
St. Croix County.  (11/19/2016)
Taylor County.  (11/19/2016)
Trempealeau County.  (11/19/2016)
Vernon County.  (11/20/2016)
Vilas County.  (11/20/2016)
Walworth County.  (11/20/2016)
Washburn County.  (11/21/2016)
Washington County,.  (11/21/2016)
Waukesha County.  (11/20/2016)
Waupaca County.  (11/22/2016)
Waushara County.  (11/22/2016)
Winnebago County.  (11/22/2016)
Wood County.  (11/22/2018)

11/13/2016 update starts here.

2016 update:  Milwaukee Journal Sentinel (100% reporting)

2012-2016 % change in vote by party

•  +20.4%  Republicans
•   -26.1%  Democrats

Third party tallies

• Gary Johnson 1,167 (5%)
• Jill Stein 308 (1%)

County rankings of vote change by party (Counties where Trump received 60% or more of votes are highlighted)

Original 11/9/2014 post, "Grant County, Wisconsin: The Case of the Quadrennial Democrats", starts here.

2008-2010 drop in Democratic voter participation:  49% vs. 5% for Republicans.
2012-2014 drop in Democratic voter participation:  36% vs. 8% for Republicans.

Walker's vote total increased by 6% in 2014 compared to 2010.  Mary Burke exceeded Tom Barrett's total by 15%.

2008, 2010, and 2012 election figures from the (soon-to-be-snuffed?) Government Accountability Board.  The 2014 figures are preliminary.

Source:  Wikipedia