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City of Las Cruces Redistricting Redistricting Plans June 6, 2011 Presented by: Michael Sharp, Vice President Research & Polling, Inc.

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Presentation on theme: "City of Las Cruces Redistricting Redistricting Plans June 6, 2011 Presented by: Michael Sharp, Vice President Research & Polling, Inc."— Presentation transcript:

1 City of Las Cruces Redistricting Redistricting Plans June 6, 2011 Presented by: Michael Sharp, Vice President Research & Polling, Inc.

2 2 About Us  Research & Polling, Inc. has 26 years of redistricting experience Staff has 45 years combined redistricting experience  Over 100 redistricting projects for state and local governments NM State Legislature (4 cycles) Las Cruces City Council (2001) Doña Ana County Commission (2001)  Market research and opinion polls Consumer research Citizen satisfaction surveys

3 Research & Polling, Inc.3 Redistricting  What is “redistricting”? Draw (and re-draw) lines that determine which voters are represented by each district  Why redistrict? Decennial Census  Most current population data Population shifts within an area District growth slower than the area as a whole  District might gain population District growth faster than the area as a whole  District might lose population District matches city growth rate  Might remain unchanged, depending on neighboring districts

4 Research & Polling, Inc.4 Who Districts? Elected BodyDistrictsAuthority to Redistrict U.S. House of Representatives3State Legislature / Governor New Mexico Legislature State House State Senate 70 42 State Legislature / Governor Public Regulation Commission5State Legislature / Governor County Commission3/5County Commission City Council/Commission4 to 10City Council/Commission Local School Board5/7Local School Board

5 Research & Polling, Inc.5 Key Districting Dates April 1, 2010Census Day January 10, 2011Apportionment of U.S. House March 15, 2011 Census Bureau delivered redistricting data April 2011 to June 2011Redistricting process November 2011Municipal election

6 Research & Polling, Inc.6 Districting Process  Census data released  Public meetings First public meeting is dedicated to the process and explaining the ABCs of redistricting Show initial plans during second meeting  Gather input about plans Revise plan(s), if necessary, and adopt a plan during subsequent meetings  Typical time to plan adoption: 3 months 2001: plan adopted on June 25  Assign voters to correct districts  Election resolution  Filing date  Election

7 Research & Polling, Inc.7 Principles of Districting  Equal population  Minority Voting Rights  Compactness  Contiguity  Communities of interest

8 Research & Polling, Inc.8 Equal Population  Based on most recent Decennial Census  Includes everyone, including, but not limited to: Adults Children Citizens College students in dorms Prisoners Non-citizens  Undocumented immigrants  Foreign students  Foreign workers (e.g. German Air Force personnel at Holloman AFB)  Not limited to registered voters

9 Research & Polling, Inc.9 Constitutional Mandate to Redistrict Gray v. Sanders, 1963 “One person, one vote” Equal population = equal representation  Congress: as equal as possible  State legislature, other entities: 10% spread, if there’s a good reason

10 Research & Polling, Inc.10 Ideal Population  Ideal population = total population / # of districts  Using 2010 Census  City of Las Cruces: 97,618 / 6 = 16,270  Change from 2000 to 2010 2000 Census2010 CensusChange% Change Las Cruces74,26797,61823,35131.4% 2000 Census Ideal Population 2010 Census Ideal PopulationChange% Change District Ideal12,37816,2703,89231.4%

11 Research & Polling, Inc.11 Substantially Equal Population  Districts must be “substantially equal” No more than 10% total deviation Within +5% of the ideal population  City of Las Cruces, 2010 Census  Population of each district (ideal pop ±5%)  16,270 + 813 range: 15,457 – 17,083  Based on total population, not registered voters

12 Research & Polling, Inc.12 Minority Voting Strength  Give the minority population an opportunity to elect a candidate of their choice  Do not dilute voting strength of ethnic/language minority groups (Voting Rights Act, Section 2): Native Americans African Americans Hispanics  Do not create districts in which race is the predominant criterion in subordination of traditional districting principles (Shaw v. Reno, 509 U.S. 630 (1993))

13 Research & Polling, Inc.13 Minority Voting Strength – cont.  Three criteria that need to meet to require single- member districts under federal case law ( Thornburg v. Gingles, 478 U.S. 30 (1986)) Minority population is compact and large enough to constitute a majority in a single-member district Minority population is politically cohesive Bloc voting

14 Research & Polling, Inc.14 Minority Voting Strength Dilution  Packing  Cracking

15 Research & Polling, Inc.15 Dilute through Packing  Concentrate as much of a minority group into as few districts as possible to minimize the number of districts in which the minority could elect a candidate of their choice  Avoid packing Blue – minority areas

16 Research & Polling, Inc.16 Dilute Through Cracking  Split up a minority into as many districts as possible to minimize influence in any given district  Avoid cracking Blue – minority areas

17 Research & Polling, Inc.17 Neither Packed nor Cracked  In the example, provides two minority districts whereby the minority group has a chance to elect a candidate of their choice Blue – minority areas

18 Research & Polling, Inc.18 Compactness  Different ways to measure compactness None are perfect  Refers to shape, not geographic size Could have a very large district in area that is compact in shape  A jurisdiction’s irregular outer boundary can affect the compactness measures of a district

19 Research & Polling, Inc.19 Compactness  Compact:  Not Compact: NC – 12 th CD 1991 TX – 18 th CD 1991 NM – 3 rd CD 1991

20 Research & Polling, Inc.20 Contiguity  No islands of territory  One distinct part, not two or more  Contiguous: Not Contiguous: A B C A B C A A

21 Research & Polling, Inc.21 Communities of Interest  All other factors which determine where a district boundary could be drawn Maintaining core of existing districts Protection of incumbents Respecting political subdivisions (e.g. avoid precinct splits) Also includes, but not limited to:  Neighborhoods  Cultural / historical traditions  Geographic boundaries  Growth patterns  Can be considered as long as previous districting principles are not violated

22 Plans

23 Research & Polling, Inc.23 City Council – Current Districts

24 Research & Polling, Inc.24 City Council – Plan F

25 Research & Polling, Inc.25 City Council – Plan F-1

26 Research & Polling, Inc.26 Thank you Questions? Michael Sharp Research & Polling, Inc. 505-821-5454 msharp@rpinc.com www.rpinc.com


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