US Politics · HOUBGR

RED Battleground House Index

A real-time, market-implied measure of Republican advantage in U.S. House races across battleground states.

111.79

50 = 0% · 100 = neutral · 150 = 100%

1D change

—

7D change

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Markets

79

Implied probability

61.8%

RED Battleground House Index is at 111.8 on Adjacent's 50–150 UPFI scale, implying 61.8% aggregate win probability for the tracked party.

Index history

Daily closes plus the current level.

113.1110.9108.8106.6Aug 14Aug 28Sep 13

Focus the chart and use the left and right arrow keys, Home, or End to inspect observations.

Updated Sep 13, 2026, 12:36 AM UTCRange 107.22–112.43

Constituents

No constituent data is currently available.

Recent observations

Daily Adjacent index levels, newest first.

SettlementValue
Sep 11, 2026111.81
Sep 10, 2026111.35
Sep 9, 2026112.43
Sep 8, 2026110.53
Sep 7, 2026110.48
Sep 6, 2026110.70
Sep 5, 2026111.58
Sep 4, 2026111.13
Sep 3, 2026111.90
Sep 2, 2026111.97
Show 21 older daily observations
SettlementValue
Sep 1, 2026111.89
Aug 31, 2026109.97
Aug 30, 2026109.07
Aug 29, 2026109.99
Aug 28, 2026110.11
Aug 27, 2026110.20
Aug 26, 2026110.29
Aug 25, 2026108.61
Aug 24, 2026111.56
Aug 23, 2026110.96
Aug 22, 2026107.22
Aug 21, 2026110.33
Aug 20, 2026109.75
Aug 19, 2026109.30
Aug 18, 2026111.28
Aug 17, 2026110.54
Aug 16, 2026109.90
Aug 15, 2026110.28
Aug 14, 2026110.38
Aug 13, 2026105.30
Aug 12, 2026104.73