TOTAL VOLUME:

$134.2b

24H VOL:

$126,590,312

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,439,516,703

404,175

Markets across

30,277

events

MATCHED EVENTS:

2,685

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Boston Legacy FC vs. Washington Spirit
polymarket
kalshi

What is the result of Boston Legacy FC vs. Washington Spirit?

Volume:
$640,984

Washington

 - Kalshi

Washington - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jul 20, 2026

Closed: Jul 19, 9:20 PM EST

kalshi

Kalshi

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Washington

View
100%
Yes 100¢No 0¢
100¢
N/A
$311,753
N/A
N/A
$193,246
Settled
Yes
polymarket

Washington Spirit

100%
Yes 100¢No 0¢
0.1¢
N/A
$34,495
N/A
N/A
N/A
Settled
Yes
kalshi

Boston Legacy FC

0%
Yes 0¢No 100¢
100¢
N/A
$159,629
N/A
N/A
$123,293
Settled
No
polymarket

Boston Legacy FC

0%
Yes 0¢No 100¢
—
N/A
$9,365
N/A
N/A
N/A
Settled
No
kalshi

Tie

0%
Yes 0¢No 100¢
100¢
N/A
$118,860
N/A
N/A
$79,497
Settled
No
polymarket

Draw (Boston Legacy FC vs. Washington Spirit)

0%
Yes 0¢No 100¢
—
N/A
$6,881
N/A
N/A
N/A
Settled
No
Total markets: 6

Intro

This market tracks the outcome of a professional NWSL soccer match between Boston Legacy FC and Washington Spirit. Across Polymarket and Kalshi, the aggregated consensus shows Washington Spirit winning at 100.0%, with Boston Legacy FC winning at 0.1%. Resolution will be determined by official NWSL records. Watch for any match cancellations or postponements announced before the July 19, 2026 game date, as these could trigger divergent settlement outcomes across platforms.

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue: Cancellation and postponement handling differs between platforms. Polymarket explicitly defines resolution outcomes for canceled matches (NO for wins, YES for draw), while Kalshi omits cancellation logic entirely, leaving resolution ambiguous if the match is postponed or canceled.Hero tip: Traders should clarify with Kalshi whether a canceled match resolves immediately or remains open pending rescheduling. The Polymarket draw market has built-in asymmetry: cancellation favors YES resolution, while win markets favor NO. This creates a potential arbitrage or hedge opportunity if cancellation risk is priced differently across platforms.

Critical divergence points:

  • Polymarket: Explicit three-outcome resolution: Boston Legacy FC win resolves YES if Boston wins in 90+stoppage, NO otherwise or if canceled. Washington Spirit win resolves YES if Washington wins in 90+stoppage, NO otherwise or if canceled. Draw resolves YES if match ends 0-0 in 90+stoppage, or if game is canceled with no make-up. Postponement keeps markets open. Primary source: official NWSL statistics or credible consensus within 2 hours of conclusion.
  • Kalshi: Three binary markets (Boston win, Washington win, Tie) all resolve YES only if that outcome occurs after 90 minutes plus stoppage time on the originally scheduled July 19, 2026 date. No explicit guidance on postponement, cancellation, or rescheduling. Implicitly assumes the match occurs as scheduled.
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.

Polymarket

This event is for the upcoming NWSL game, scheduled for Sunday, July 19, 2026 between Boston Legacy FC and Washington Spirit.

Kalshi

Resolution is based on the final result of the Boston Legacy FC vs Washington NWSL soccer game scheduled for July 19, 2026, evaluated at the conclusion of 90 minutes plus stoppage time (excluding extra time or penalties). The game has three possible outcomes: a Boston Legacy FC victory, a Washington victory, or a tie. Each outcome corresponds to a separate market that resolves to Yes if that result occurs. If the game is cancelled or rescheduled to more than two weeks away, all markets will resolve to a fair price in accordance with Kalshi's rules rather than to a definitive Yes or No.

Frequently asked questions

This dashboard aggregates prediction market data across Polymarket and Kalshi, tracking real-time odds on the outcome of the Boston Legacy FC vs. Washington Spirit match. Both venues allow traders to buy and sell shares tied to the result, creating a live consensus forecast. The combined volume across platforms reflects how much capital is actively positioned on each outcome. By monitoring both venues simultaneously, you can spot pricing divergences and identify where the broader prediction market community sees the highest conviction.

Prediction markets and sportsbooks use different mechanisms to set odds. Sportsbooks employ professional oddsmakers and adjust lines to balance action and manage risk, while prediction markets rely on continuous trading between participants to discover prices. Prediction market odds often reflect longer-term sentiment and can diverge from sportsbook lines, especially as new information emerges. Neither is inherently more accurate, but comparing the two can reveal where public opinion and professional opinion diverge on this matchup.

Key catalysts include team roster updates, injury announcements, recent form and head-to-head history, and any tactical shifts announced by either coach. Weather conditions on match day can also influence odds, particularly if rain or extreme heat affects playing style. Trading volume spikes often occur around official team lineups, which are typically released shortly before kickoff. Monitor sports news outlets and official team channels for announcements that could shift market sentiment in either direction.