MLB Player Prop Lines for 2026-07-21: 84,061 markets across 15 sources
84,061 player prop markets posted by 15 sources for MLB games on 2026-07-21. Real numbers from our live feed.
Sources covering MLB on 2026-07-21
15 distinct sportsbooks and DFS apps posted player prop lines for MLB games today. Total markets across all sources: 84,061. The list below is sorted by depth of coverage. Source-by-source coverage matters because cross-book line shopping is where the edge lives in props.
| Source | Total markets | Distinct players | Distinct prop types |
|---|---|---|---|
| Bovada | 34,767 | 708 | 206 |
| DraftKings | 14,733 | 648 | 177 |
| ParlayPlay | 5,782 | 306 | 15 |
| Bet365 | 4,711 | 180 | 25 |
| FanDuel | 4,291 | 348 | 21 |
| BetMGM | 3,782 | 170 | 21 |
| Caesars | 3,529 | 188 | 29 |
| Underdog | 2,988 | 336 | 18 |
| Novig | 2,870 | 359 | 23 |
| ProphetX | 1,916 | 314 | 14 |
| Pinnacle | 1,288 | 237 | 9 |
| Fanatics | 1,154 | 142 | 12 |
| parx | 954 | 161 | 10 |
| Hard Rock | 818 | 153 | 7 |
| unibet_nl | 478 | 30 | 1 |
Most-covered players (multi-source)
Players whose props are covered by at least 2 sources today. These are the players where line shopping pays off, because the more books quote a market, the wider the dispersion you can exploit.
| Player | Market | Sources | Avg line |
|---|---|---|---|
| Total | totals | 10 | 9.3 |
| Chicago Cubs | moneyline | 17 | — |
| Detroit Tigers | moneyline | 17 | — |
| Los Angeles Angels | moneyline | 17 | — |
| Colorado Rockies | moneyline | 17 | — |
| Arizona Diamondbacks | moneyline | 16 | — |
| Cincinnati Reds | moneyline | 17 | — |
| Athletics | moneyline | 16 | — |
| Texas Rangers | moneyline | 17 | — |
| Washington Nationals | moneyline | 17 | — |
| St. Louis Cardinals | moneyline | 17 | — |
| Seattle Mariners | moneyline | 17 | — |
| Chicago White Sox | moneyline | 17 | — |
| Miami Marlins | moneyline | 17 | — |
| Houston Astros | moneyline | 17 | — |
| Chicago White Sox | spreads | 10 | -1.6 |
| Texas Rangers | spreads | 10 | 1.6 |
| Miami Marlins | spreads | 10 | 2.0 |
| Houston Astros | spreads | 10 | -2.0 |
| New York Yankees | moneyline | 9 | — |
| Pittsburgh Pirates | moneyline | 9 | — |
| Seattle Mariners | spreads | 10 | -3.2 |
| Cincinnati Reds | spreads | 10 | 3.2 |
| Los Angeles Dodgers | moneyline | 9 | — |
| Philadelphia Phillies | moneyline | 9 | — |
Pull this data via API
# All props for baseball_mlb today curl "https://parlay-api.com/v1/sports/baseball_mlb/props?date=2026-07-21" \ -H "X-API-Key: YOUR_KEY" # Filter to a specific player + market curl "https://parlay-api.com/v1/sports/baseball_mlb/props?player=Aaron%20Judge&market=batter_home_runs" \ -H "X-API-Key: YOUR_KEY"
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