| 13h | Will the Republican Party win the CA-18 House seat? | PPMT | No / 96.3¢ | -1.03 | $0.99 | |
| 13h | Will the Republican Party win the CA-18 House seat? | planktonXD | Yes / 3.6¢ | -1.03 | $0.04 | |
| 13h | Will the Republican Party win the CA-18 House seat? | PPMT | Yes / 3.1¢ | -31.03 | $0.95 | |
| 13h | Will the Republican Party win the CA-18 House seat? | thecaricature | Yes / 3.2¢ | +31.03 | $0.99 | |
| 18h | Will the Republican Party win the CA-18 House seat? | mylta | Yes / 3.2¢ | -200.00 | $6.34 | |
| 18h | Will the Republican Party win the CA-18 House seat? | planktonXD | Yes / 3.3¢ | +200.00 | $6.6 | |
| 1d | Will the Republican Party win the CA-18 House seat? | PPMT | No / 96.7¢ | -18.20 | $17.6 | |
| 1d | Will the Republican Party win the CA-18 House seat? | PPMT | Yes / 3.3¢ | +1.03 | $0.03 | |
| 1d | Will the Republican Party win the CA-18 House seat? | YasMarina | Yes / 3.2¢ | -19.23 | $0.61 | |
| 1d | Will the Republican Party win the CA-18 House seat? | PPMT | No / 94.8¢ | +19.23 | $18.2 | |
| 1d | Will the Republican Party win the CA-18 House seat? | YasMarina | Yes / 5.2¢ | +19.23 | $1.04 | |
| 1d | Will the Republican Party win the CA-18 House seat? | SitsToPee | Yes / 3.1¢ | +101.20 | $3.14 | |
| 1d | Will the Republican Party win the CA-18 House seat? | PPMT | Yes / 4.4¢ | +30.00 | $1.32 | |
| 1d | Will the Republican Party win the CA-18 House seat? | thecaricature | Yes / 4.3¢ | +100.00 | $4.3 | |
| 1d | Will the Republican Party win the CA-18 House seat? | thecaricature | Yes / 3.3¢ | +100.00 | $3.3 | |
| 1d | Will the Republican Party win the CA-18 House seat? | Biver52 | Yes / 4.1¢ | +100.00 | $4.1 | |
| 1d | Will the Republican Party win the CA-18 House seat? | virgilia | Yes / 3.6¢ | -488.00 | $17.8 | |
| 1d | Will the Republican Party win the CA-18 House seat? | 0x292C72e927C3E79bB3f59e466B878EbaeFD6a010-1768833731883 | No / 95.0¢ | -5.00 | $4.75 | |
| 1d | Will the Republican Party win the CA-18 House seat? | Numitus1994 | Yes / 4.0¢ | +51.80 | $2.07 | |
| 1d | Will the Republican Party win the CA-18 House seat? | Haradwaith | No / 94.7¢ | -7.43 | $7.04 | |
| 1d | Will the Republican Party win the CA-18 House seat? | mylta | Yes / 5.8¢ | +200.00 | $11.6 | |
| 1d | Will the Republican Party win the CA-18 House seat? | 0X2100489428E51E51EB83156a618261CD79988B83 | Yes / 5.8¢ | +50.00 | $2.9 | |
| 1d | Will the Republican Party win the CA-18 House seat? | Haradwaith | No / 94.5¢ | -100.00 | $94.5 | |
| 1d | Will the Republican Party win the CA-18 House seat? | Haradwaith | No / 94.2¢ | -16.00 | $15.1 | |
| 1d | Will the Republican Party win the CA-18 House seat? | predictdogepepewif | Yes / 5.8¢ | +50.00 | $2.9 | |
| 1d | Will the Republican Party win the CA-18 House seat? | 0X2100489428E51E51EB83156a618261CD79988B83 | Yes / 5.8¢ | +100.00 | $5.8 | |
| 1d | Will the Republican Party win the CA-18 House seat? | virgilia | Yes / 5.8¢ | +488.00 | $28.3 | |
| 1d | Will the Republican Party win the CA-18 House seat? | SitsToPee | No / 94.3¢ | +1,111.43 | $1.05K | |
| 1d | Will the Republican Party win the CA-18 House seat? | thecaricature | Yes / 5.3¢ | +100.00 | $5.3 | |
| 4d | Will the Democratic Party win the CA-18 House seat? | Dr.PNL | No / 6.7¢ | -30.00 | $2.02 | |
| 4d | Will the Democratic Party win the CA-18 House seat? | PPMT | No / 7.0¢ | +30.00 | $2.1 | |
| 5d | Will the Democratic Party win the CA-18 House seat? | Dr.PNL | No / 6.7¢ | -8.61 | $0.58 | |
| 5d | Will the Democratic Party win the CA-18 House seat? | 0x7A1ca689eb453Ba783443687c543F827740C73f1-1772744787082 | No / 7.0¢ | +8.61 | $0.6 | |
| 6d | Will the Democratic Party win the CA-18 House seat? | Rain-Prob-01 | No / 10.0¢ | +19.93 | $2 | |
| 6d | Will the Democratic Party win the CA-18 House seat? | SitsToPee | Yes / 90.0¢ | +20.00 | $18 | |
| 7d | Will the Republican Party win the CA-18 House seat? | Haradwaith | No / 94.3¢ | -14.00 | $13.2 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | graynotebook19 | No / 5.0¢ | +14.30 | $0.71 | |
| 7d | Will the Republican Party win the CA-18 House seat? | graynotebook19 | No / 94.5¢ | +13.97 | $13.2 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | 16r0ob | No / 4.8¢ | -14.30 | $0.69 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | Dr.PNL | No / 6.7¢ | -14.50 | $0.98 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | 16r0ob | No / 7.0¢ | +14.50 | $1.01 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | Dr.PNL | No / 7.0¢ | -50.00 | $3.5 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | Biver52 | No / 7.0¢ | -100.00 | $7 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | BSS37 | No / 7.0¢ | -100.00 | $7 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | keybo | No / 7.0¢ | -48.94 | $3.43 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | SitsToPee | Yes / 92.7¢ | -350.00 | $325 | |
| 7d | Will the Democratic Party win the CA-18 House seat? | Numitus1994 | No / 7.0¢ | -51.06 | $3.57 | |
| 8d | Will the Republican Party win the CA-18 House seat? | 0X3adB0dbd140BFA7aa19B48afeaCcfab5Ce5074EB | No / 93.8¢ | -0.39 | $0.37 | |
| 8d | Will the Republican Party win the CA-18 House seat? | SitsToPee | No / 94.0¢ | +0.39 | $0.37 | |
| 8d | Will the Republican Party win the CA-18 House seat? | SitsToPee | No / 94.0¢ | +92.00 | $86.5 | |