Griff's Competitive House of America
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  Griff's Competitive House of America
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Author Topic: Griff's Competitive House of America  (Read 1180 times)
Adam Griffin
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« on: January 17, 2018, 12:23:02 AM »
« edited: January 22, 2018, 06:20:17 PM by Fmr. Pres. Griff »

Introducing the Competitive States of America: my side project for House redistricting built off of PVI. The primary goal of this redistricting was to create as much of a competitive climate as possible.

My guidelines, in order of priority, were:

  • Maintaining existing/likely VRA districts
  • Maximizing competitiveness in the House nationally (potentially sorry, NYGOP)
  • Maximizing competitiveness within state congressional delegations, even when absolute results aren't produced (see OK)
  • Maintaining whole counties wherever possible

TX may be screwed - not an expert at court-mandated Latino districts - but I think most everything else be solid in terms of VRA. I'm leaving CA the way it is IRL, partially for the same reason. I have all the PVIs saved and most are in a spreadsheet, but I need to transfer some of the later states I did into it, after which I'll upload it.

This map has 90 districts that are less than D/R+5, compared to 65 in real life; 176 that are less than +10, compared to 175. By party:

PVIGOPDEM
<+54050
<+107997



218-217

Full-size image



Full-size image

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Adam Griffin
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« Reply #1 on: January 17, 2018, 12:23:27 AM »

STATEGOPDEM
AL61
AK10
AZ54
AR31
CA1439
CO34
CT14
DE01
FL1413
GA77
HI02
ID20
IL810
IN72
IA31
KS31
KY51
LA42
ME11
MD35
MA18
MI86
MN44
MS31
MO62
MT10
NE21
NV22
NH11
NJ48
NM12
NY720
NC76
ND10
OH97
OK50
OR32
PA99
RI02
SC52
SD10
TN72
TX2115
UT31
VT01
VA56
WA46
WV30
WI44
WY10
TOTAL218217
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Kamala
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« Reply #2 on: January 17, 2018, 12:26:14 AM »

KS-02 is .... cute.
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Mike Thick
tedbessell
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« Reply #3 on: January 17, 2018, 01:37:59 AM »

Excellent work!

Interesting that this produces a substantial Republican gerrymander in Oregon, though.
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Adam Griffin
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« Reply #4 on: January 17, 2018, 02:07:49 AM »


It's a funny look, but I definitely wanted that 2nd strip of competitive real estate along I-35 to have a shot at producing some competitive elections under the right circumstances. Given that, the only other option as I recall was to draw 2 safe GOP districts spanning the length of the state.

Excellent work!

Interesting that this produces a substantial Republican gerrymander in Oregon, though.

FWIW, OR-3 has a PVI of R+0.16; OR-1 is R+4 and OR-2 is R+7. It's definitely possible for Dems to win 3/5 seats there.
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RussFeingoldWasRobbed
Progress96
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« Reply #5 on: January 17, 2018, 05:53:57 PM »

Very Cool!!!!!!!
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President Punxsutawney Phil
TimTurner
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« Reply #6 on: January 27, 2018, 06:35:26 PM »

What's the PVI of that lean D NM seat?
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Adam Griffin
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« Reply #7 on: January 27, 2018, 09:12:55 PM »


D+1 (0.87 to be precise).
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Adam Griffin
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Posts: 20,088
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« Reply #8 on: January 27, 2018, 11:29:37 PM »

Added the data to a spreadsheet for the districts. I still need to add FL, TX & NJ (the last of which I'll need to redo due to an error). CA & HI are the same as real life, so I've omitted adding their data as well. I didn't bother adding the at-large states yet, either.

But other than those 12 states...Tongue
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