All of the following territory in Milwaukee County constitutes the 18th assembly district:

   (1)   That part of the city of Milwaukee comprising U.S. census tract 3900, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3011, 3012, 3013, 3014, and 3015; and tract 4100, blocks 1004, 1005, 1006, 1007, 1008, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3011, 3012, 3013, 3014, 3015, 3016, and 3017; and tract 4800, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3011, 3012, 3013, 3014, 3015, 3016, 4000, 4001, 4002, 4003, 4004, 4005, 4006, 4007, 4008, and 4009; and tract 4900, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, and 2022; and tract 6000, blocks 1000, 1001, 1002, 1003, 1004, 1005, 2000, 2001, 2002, 2003, 2004, and 2005; and tract 6100, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 3000, 3001, 3002, 3003, 3004, 3005, 3006, and 3007; and tract 6200, blocks 1000, 1001, 1002, 1003, 1004, 1005, 2000, 2001, 2002, 2003, 2004, 2005, 3000, 3001, 3002, 3003, 3004, 3005, 4000, 4001, 4002, 4003, 4004, and 4005; and tract 9000, blocks 1000, 1001, 1002, 1003, 1004, 1005, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, and 3011; and tract 9100, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3011, and 3012; and tract 9200, blocks 1000, 1001, 1002, 1003, 1006, 1007, 1009, 1010, 1011, 1012, 1013, 1014, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010; and tract 9300, blocks 1007, 1008, 1009, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 3007, 3008, 3009, 3010, and 3011; and tract 9400, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3011, 3012, and 3013; and tract 9500, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, and 3009; and tract 9600, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, and 2016; and tract 12200, blocks 2000 and 3015; and tract 12300, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, and 1019; and tract 12400, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, and 2017; and tract 12500, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1008, 1009, 1010, 1011, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2019, 2020, and 2021; and tract 12600, blocks 1000, 1001, and 1004; and tract 13300, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, and 1017; and tract 13400, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 2000, 2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 3000, 3001, 3002, 3003, 3004, 3005, and 3006; and tract 13500, blocks 1000, 1001, 1002, 1003, 1004, 1005, 2000, 2001, 2002, 2003, 2004, 2005, and 2006; and tract 13600, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 2000, 2001, 2002, 3000, 3001, 3002, and 3003; and tract 13700, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 2000, 2001, 2002, 2003, 2004, 2005, and 2006; and tract 14700, blocks 1006 and 2003; and tract 14800, blocks 1000, 1001, 1002, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 2000, 2001, 2002, 2003, and 2004; and tract 14900, blocks 1001, 1002, 1003, 1004, 1005, 1006, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, and 2009; and tract 186100, blocks 1003, 1004, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 2008, 2009, 2010, 2011, 2012, and 2013; and tract 186400, blocks 2007, 2008, and 2009.

   (2)   That part of the city of Wauwatosa comprising U.S. census tract 91200, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 3000, 3007, 3008, 3009, 3010, 3011, 4000, 4002, 4004, 4005, 4006, 4007, 4008, 4009, 4010, 4011, 4012, 4013, 4014, 4015, and 4016; and tract 91300, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007, 3008, 3009, 3010, 3011, 3012, 3013, 4000, 4001, 4002, 4003, 4004, 4005, 4006, 4007, 4008, 4009, 4010, 4011, 4012, and 4013; and tract 91400, blocks 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, and 2018.