US Politics · HOUBGD

BLUE Battleground House Index

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

101.22

-0.1 today

50 = 0% · 100 = neutral · 150 = 100%

1D change

-0.1 pts

7D change

-1.0 pts

Markets

79

Implied probability

51.2%

BLUE Battleground House Index is at 101.2 on Adjacent's 50–150 UPFI scale, implying 51.2% aggregate win probability for the tracked party.

Index history

Daily closes plus the current level.

102.6101.6100.699.5Aug 10Aug 24Sep 9

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

Updated Sep 9, 2026, 3:04 AM UTCRange 99.83102.32

Constituents

Current prediction markets, weights, geography, and scheduled expirations.

  • HOUSEPA7-26-D

    Will Democratic win the House race for PA-7?

    Up
    Level
    81.75
    Weight
    2.4%
    30D
    +9.0 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • HOUSEWI3-26-D

    Will a Democrat win the House race for WI-3?

    Up
    Level
    72.00
    Weight
    1.7%
    30D
    +2.0 pts
    Expires
    Nov 3, 2027

    WI · kalshi

  • HOUSEPA8-26-D

    Will Democratic win the House race for PA-8?

    Up
    Level
    66.00
    Weight
    1.5%
    30D
    +3.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • HOUSEPA1-26-D

    Will Democratic win the House race for PA-1?

    Up
    Level
    46.00
    Weight
    1.5%
    30D
    +5.0 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • HOUSENC1-26-D

    Will Democratic win the House race for NC-1?

    Up
    Level
    58.00
    Weight
    1.5%
    30D
    +4.0 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSENC11-26-DEM

    Will Democratic win the House race for NC-11?

    Up
    Level
    61.00
    Weight
    1.4%
    30D
    +6.0 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • HOUSEPA17-26-D

    Will Democratic win the House race for PA-17?

    Down
    Level
    92.00
    Weight
    1.4%
    30D
    -0.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • HOUSEPA10-26-D

    Will Democratic win the House race for PA-10?

    Down
    Level
    77.00
    Weight
    1.4%
    30D
    -4.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-PA16-26-D

    Will Democratic win the House race for PA-16?

    Down
    Level
    8.00
    Weight
    1.4%
    30D
    -2.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • HOUSEMI7-26-D

    Will Democratic win the House race for MI-7?

    Down
    Level
    53.00
    Weight
    1.4%
    30D
    -9.0 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-PA11-26-D

    Will Democratic win the House race for PA-11?

    Down
    Level
    1.00
    Weight
    1.4%
    30D
    -5.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-PA06-26-D

    Will Democratic win the House race for PA-06?

    Down
    Level
    99.00
    Weight
    1.4%
    30D
    -0.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-NC09-26-D

    Will Democratic win the House race for NC-09?

    Up
    Level
    23.60
    Weight
    1.4%
    30D
    +1.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-PA04-26-D

    Will Democratic win the House race for PA-04?

    Up
    Level
    94.00
    Weight
    1.4%
    30D
    +1.0 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-PA15-26-D

    Will Democratic win the House race for PA-15?

    Down
    Level
    2.00
    Weight
    1.4%
    30D
    -5.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-PA12-26-D

    Will Democratic win the House race for PA-12?

    Down
    Level
    98.00
    Weight
    1.4%
    30D
    -1.0 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-GA02-26-D

    Will Democratic win the House race for GA-02?

    Down
    Level
    96.00
    Weight
    1.4%
    30D
    -2.0 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-PA13-26-D

    Will Democratic win the House race for PA-13?

    Level
    1.00
    Weight
    1.4%
    30D
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-PA14-26-D

    Will Democratic win the House race for PA-14?

    Down
    Level
    2.00
    Weight
    1.4%
    30D
    -2.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-PA05-26-D

    Will Democratic win the House race for PA-05?

    Up
    Level
    99.00
    Weight
    1.4%
    30D
    +1.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-PA09-26-D

    Will Democratic win the House race for PA-09?

    Level
    2.00
    Weight
    1.4%
    30D
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-PA03-26-D

    Will Democratic win the House race for PA-03?

    Down
    Level
    99.00
    Weight
    1.4%
    30D
    -1.0 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-PA02-26-D

    Will Democratic win the House race for PA-02?

    Down
    Level
    100.00
    Weight
    1.4%
    30D
    -1.5 pts
    Expires
    Nov 3, 2027

    PA · kalshi

  • KXHOUSERACE-GA14-26-D

    Will Democratic win the House race for GA-14?

    Up
    Level
    2.00
    Weight
    1.3%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-GA11-26-D

    Will Democratic win the House race for GA-11?

    Down
    Level
    8.00
    Weight
    1.3%
    30D
    -0.5 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-GA12-26-D

    Will Democratic win the House race for GA-12?

    Down
    Level
    3.00
    Weight
    1.3%
    30D
    -4.0 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-NC02-26-D

    Will Democratic win the House race for NC-02?

    Up
    Level
    97.00
    Weight
    1.3%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • HOUSEMI10-26-D

    Will Democratic win the House race for MI-10?

    Flat
    Level
    65.00
    Weight
    1.3%
    30D
    +0.0 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-GA07-26-D

    Will Democratic win the House race for GA-07?

    Down
    Level
    3.00
    Weight
    1.3%
    30D
    -3.0 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-GA06-26-D

    Will Democratic win the House race for GA-06?

    Flat
    Level
    97.00
    Weight
    1.3%
    30D
    +0.0 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-GA13-26-D

    Will Democratic win the House race for GA-13?

    Up
    Level
    98.00
    Weight
    1.3%
    30D
    +1.5 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-NC06-26-D

    Will Democratic win the House race for NC-06?

    Down
    Level
    13.00
    Weight
    1.3%
    30D
    -3.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-NC07-26-D

    Will Democratic win the House race for NC-07?

    Down
    Level
    15.00
    Weight
    1.3%
    30D
    -1.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-MI01-26-D

    Will Democratic win the House race for MI-01?

    Down
    Level
    7.00
    Weight
    1.3%
    30D
    -0.5 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-NC08-26-D

    Will Democratic win the House race for NC-08?

    Down
    Level
    4.00
    Weight
    1.3%
    30D
    -1.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-NC14-26-D

    Will Democratic win the House race for NC-14?

    Up
    Level
    11.00
    Weight
    1.3%
    30D
    +1.0 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-GA01-26-D

    Will Democratic win the House race for GA-01?

    Down
    Level
    10.00
    Weight
    1.3%
    30D
    -3.0 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-GA08-26-D

    Will Democratic win the House race for GA-08?

    Down
    Level
    3.00
    Weight
    1.3%
    30D
    -3.5 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • HOUSEMI4-26-D

    Will Democratic win the House race for MI-4?

    Up
    Level
    44.00
    Weight
    1.3%
    30D
    +9.0 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-NC13-26-D

    Will Democratic win the House race for NC-13?

    Up
    Level
    11.33
    Weight
    1.3%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-NC10-26-D

    Will Democratic win the House race for NC-10?

    Up
    Level
    8.00
    Weight
    1.3%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • HOUSEMI3-26-D

    Will a Democrat win the House race for MI-3?

    Up
    Level
    96.00
    Weight
    1.3%
    30D
    +2.5 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-GA10-26-D

    Will Democratic win the House race for GA-10?

    Down
    Level
    3.00
    Weight
    1.2%
    30D
    -2.5 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-NC05-26-D

    Will Democratic win the House race for NC-05?

    Down
    Level
    9.00
    Weight
    1.2%
    30D
    -1.0 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-GA04-26-D

    Will Democratic win the House race for GA-04?

    Up
    Level
    98.00
    Weight
    1.2%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-GA09-26-D

    Will Democratic win the House race for GA-09?

    Flat
    Level
    2.00
    Weight
    1.2%
    30D
    +0.0 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-NC03-26-D

    Will Democratic win the House race for NC-03?

    Up
    Level
    14.00
    Weight
    1.2%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-NC12-26-D

    Will Democratic win the House race for NC-12?

    Up
    Level
    95.00
    Weight
    1.2%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-GA03-26-D

    Will Democratic win the House race for GA-03?

    Up
    Level
    2.00
    Weight
    1.2%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • KXHOUSERACE-GA05-26-D

    Will Democratic win the House race for GA-05?

    Down
    Level
    96.00
    Weight
    1.2%
    30D
    -0.5 pts
    Expires
    Nov 3, 2027

    GA · kalshi

  • HOUSEAZ1-26-D

    Will Democratic win the House race for AZ-1?

    Down
    Level
    77.00
    Weight
    1.2%
    30D
    -1.5 pts
    Expires
    Nov 3, 2027

    AZ · kalshi

  • KXHOUSERACE-NC04-26-D

    Will Democratic win the House race for NC-04?

    Down
    Level
    100.00
    Weight
    1.2%
    30D
    -0.5 pts
    Expires
    Nov 3, 2027

    NC · kalshi

  • KXHOUSERACE-MI02-26-D

    Will Democratic win the House race for MI-02?

    Level
    3.00
    Weight
    1.2%
    30D
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-MI05-26-D

    Will Democratic win the House race for MI-05?

    Down
    Level
    2.00
    Weight
    1.2%
    30D
    -5.5 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • HOUSEMI8-26-D

    Will Democratic win the House race for MI-8?

    Up
    Level
    93.00
    Weight
    1.2%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-WI06-26-D

    Will Democratic win the House race for WI-06?

    Down
    Level
    9.00
    Weight
    1.2%
    30D
    -3.0 pts
    Expires
    Nov 3, 2027

    WI · kalshi

  • KXHOUSERACE-MI11-26-D

    Will Democratic win the House race for MI-11?

    Flat
    Level
    97.00
    Weight
    1.2%
    30D
    +0.0 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-MI09-26-D

    Will Democratic win the House race for MI-09?

    Up
    Level
    3.00
    Weight
    1.2%
    30D
    +1.0 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-MI06-26-D

    Will Democratic win the House race for MI-06?

    Down
    Level
    98.00
    Weight
    1.2%
    30D
    -1.0 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-MI13-26-D

    Will Democratic win the House race for MI-13?

    Down
    Level
    98.50
    Weight
    1.2%
    30D
    -0.5 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • KXHOUSERACE-MI12-26-D

    Will Democratic win the House race for MI-12?

    Down
    Level
    100.00
    Weight
    1.2%
    30D
    -1.0 pts
    Expires
    Nov 3, 2027

    MI · kalshi

  • HOUSEWI1-26-D

    Will Democratic win the House race for WI-1?

    Up
    Level
    33.00
    Weight
    1.1%
    30D
    +5.5 pts
    Expires
    Nov 3, 2027

    WI · kalshi

  • KXHOUSERACE-AZ04-26-D

    Will Democratic win the House race for AZ-04?

    Down
    Level
    92.50
    Weight
    1.1%
    30D
    -2.8 pts
    Expires
    Nov 3, 2027

    AZ · kalshi

  • HOUSEAZ6-26-D

    Will Democratic win the House race for AZ-6?

    Up
    Level
    80.00
    Weight
    1.1%
    30D
    +4.0 pts
    Expires
    Nov 3, 2027

    AZ · kalshi

  • KXHOUSERACE-AZ05-26-D

    Will Democratic win the House race for AZ-05?

    Down
    Level
    8.00
    Weight
    1.1%
    30D
    -2.5 pts
    Expires
    Nov 3, 2027

    AZ · kalshi

  • HOUSEAZ2-26-D

    Will Democratic win the House race for AZ-2?

    Down
    Level
    30.00
    Weight
    1.1%
    30D
    -5.5 pts
    Expires
    Nov 3, 2027

    AZ · kalshi

  • KXHOUSERACE-WI08-26-D

    Will Democratic win the House race for WI-08?

    Down
    Level
    7.00
    Weight
    1.1%
    30D
    -4.0 pts
    Expires
    Nov 3, 2027

    WI · kalshi

  • KXHOUSERACE-AZ08-26-D

    Will Democratic win the House race for AZ-08?

    Up
    Level
    12.00
    Weight
    1.1%
    30D
    +0.5 pts
    Expires
    Nov 3, 2027

    AZ · kalshi

  • KXHOUSERACE-WI07-26-D

    Will Democratic win the House race for WI-07?

    Down
    Level
    2.00
    Weight
    1.1%
    30D
    -4.0 pts
    Expires
    Nov 3, 2027

    WI · kalshi

  • KXHOUSERACE-AZ09-26-D

    Will Democratic win the House race for AZ-09?

    Down
    Level
    5.00
    Weight
    1.1%
    30D
    -2.5 pts
    Expires
    Nov 3, 2027

    AZ · kalshi

  • KXHOUSERACE-WI05-26-D

    Will Democratic win the House race for WI-05?

    Flat
    Level
    3.00
    Weight
    1.1%
    30D
    +0.0 pts
    Expires
    Nov 3, 2027

    WI · kalshi

  • KXHOUSERACE-AZ03-26-D

    Will Democratic win the House race for AZ-03?

    Down
    Level
    99.00
    Weight
    1.1%
    30D
    -0.5 pts
    Expires
    Nov 3, 2027

    AZ · kalshi

  • KXHOUSERACE-AZ07-26-D

    Will Democratic win the House race for AZ-07?

    Down
    Level
    95.00
    Weight
    1.1%
    30D
    -2.0 pts
    Expires
    Nov 3, 2027

    AZ · kalshi

  • KXHOUSERACE-WI04-26-D

    Will Democratic win the House race for WI-04?

    Flat
    Level
    98.00
    Weight
    1.0%
    30D
    +0.0 pts
    Expires
    Nov 3, 2027

    WI · kalshi

  • KXHOUSERACE-WI02-26-D

    Will Democratic win the House race for WI-02?

    Up
    Level
    95.00
    Weight
    1.0%
    30D
    +2.0 pts
    Expires
    Nov 3, 2027

    WI · kalshi

  • KXHOUSERACE-NV02-26-D

    Will Democratic win the House race for NV-02?

    Up
    Level
    23.00
    Weight
    1.0%
    30D
    +1.5 pts
    Expires
    Nov 3, 2027

    NV · kalshi

  • HOUSENV3-26-D

    Will Democratic win the House race for NV-3?

    Up
    Level
    92.50
    Weight
    0.9%
    30D
    +6.5 pts
    Expires
    Nov 3, 2027

    NV · kalshi

  • HOUSENV1-26-D

    Will a Democrat win the House race for NV-1?

    Flat
    Level
    91.00
    Weight
    0.9%
    30D
    +0.0 pts
    Expires
    Nov 3, 2027

    NV · kalshi

  • HOUSENV4-26-D

    Will a Democrat win the House race for NV-4?

    Up
    Level
    94.00
    Weight
    0.9%
    30D
    +3.0 pts
    Expires
    Nov 3, 2027

    NV · kalshi

Probability distribution

Underlying markets grouped by their current Yes probability.

79 markets

0–10%
27 · 34.2%
10–20%
7 · 8.9%
20–30%
3 · 3.8%
30–40%
1 · 1.3%
40–50%
2 · 2.5%
50–60%
2 · 2.5%
60–70%
3 · 3.8%
70–80%
3 · 3.8%
80–90%
2 · 2.5%
90–100%
29 · 36.7%

Recent observations

Daily Adjacent index levels, newest first.

SettlementValue
Sep 7, 2026101.34
Sep 6, 2026101.13
Sep 5, 2026100.03
Sep 4, 2026100.22
Sep 3, 2026100.81
Sep 2, 2026102.01
Sep 1, 2026102.22
Aug 31, 2026101.64
Aug 30, 2026101.70
Aug 29, 2026102.32
Show 37 older daily observations
SettlementValue
Aug 28, 2026101.61
Aug 27, 2026100.29
Aug 26, 2026100.24
Aug 25, 2026100.67
Aug 24, 2026100.65
Aug 23, 2026100.53
Aug 22, 2026100.73
Aug 21, 2026100.57
Aug 20, 2026100.42
Aug 19, 2026100.36
Aug 18, 2026100.05
Aug 17, 202699.83
Aug 16, 2026100.09
Aug 15, 2026100.24
Aug 14, 2026100.04
Aug 13, 202699.98
Aug 12, 2026100.26
Aug 11, 2026100.52
Aug 10, 202699.94
Aug 9, 202699.70
Aug 8, 202699.82
Aug 7, 202699.86
Aug 6, 202699.92
Aug 5, 202699.89
Aug 4, 2026100.08
Aug 3, 2026100.03
Aug 2, 2026100.02
Aug 1, 202699.88
Jul 31, 202699.90
Jul 30, 202699.86
Jul 29, 202699.73
Jul 28, 202699.70
Jul 27, 202699.52
Jul 26, 202699.22
Jul 25, 202699.25
Jul 24, 202699.28
Jul 23, 202699.43