Baltimore Orioles vs Washington Nationals · All-Time
40 meetings tracked · closing-line graded
RECORD
20-20
MEETINGS
40
ATS
6-12
O / U
4-14
Key Insights
- ▸Series tied 20-20 across 40 tracked meetings.
- ▸Games have averaged 8.1 combined points.
- ▸Washington Nationals have been the better ATS side (12-6).
- ▸Strong Under trend: 4-14 O/U.
Year-by-Year Record
| Season | Games | Baltimore Orioles | Washington Nationals | ATS | O / U | Avg Total |
|---|---|---|---|---|---|---|
| 2025 | 6 | 1 | 5 | 1-5 | 2-4 | 9.0 |
| 2024 | 4 | 2 | 2 | 1-3 | 2-2 | 8.3 |
| 2023 | 4 | 4 | 0 | 2-2 | — | 3.0 |
| 2022 | 4 | 3 | 1 | 2-2 | — | 6.3 |
| 2021 | 6 | 3 | 3 | — | — | 10.3 |
| 2020 | 6 | 4 | 2 | — | — | 11.0 |
| 2019 | 4 | 2 | 2 | — | — | 8.5 |
| 2018 | 6 | 1 | 5 | — | — | 6.3 |
Ask Optimus about Baltimore Orioles vs Washington Nationals
Pick a starter or type your own. First query is free.
More from this matchup
Frequently Asked Questions
What is the Baltimore Orioles vs Washington Nationals record all-time?▾
Across 40 all-time meetings, the Baltimore Orioles lead the series 20-20.
What is the ATS trend in Baltimore Orioles vs Washington Nationals games?▾
ATS: Baltimore Orioles are 6-12 vs the spread in these matchups. Washington Nationals are 12-6.
Do Baltimore Orioles vs Washington Nationals games go over or under?▾
Over/under: games between Baltimore Orioles and Washington Nationals have gone over 4 times and under 14 times, with an average combined score of 8.1.
When did Baltimore Orioles and Washington Nationals last play?▾
See Last Meetings section for detailed score, spread, and total data from the most recent Baltimore Orioles vs Washington Nationals games.
Where can I see the 5-year Baltimore Orioles vs Washington Nationals history?▾
A 5-year head-to-head page tracks every Baltimore Orioles vs Washington Nationals meeting from the last five full seasons. Link at the bottom of this page.
Data coverage: Trendline's head-to-head records include closing-line-graded games from 2018–2025. Older meetings aren't in this dataset yet.