Shape of the Park
The shortest corner is 325 feet and the deepest listed alley is 404 feet. That shape helps explain why fly-ball hitters can matter here, especially when the weather is also helping carry.
BALLPARK PROFILE 2026
Great American Ball Park Park Factors 2026
Cincinnati Reds - Cincinnati, OH
Great American Ball Park plays as a premium home run environment for 2026. Its run factor is 1.09 (+9% vs league average) and its home run factor is 1.18 (+18%).
Quick answer
Is Great American Ball Park hitter-friendly?
Great American Ball Park has a 1.09 run factor, 1.18 home run factor, and 1.04 hits factor. Values above 1.00 favor hitters; values below 1.00 favor pitchers.
Park-factor read
How Great American Ball Park Changes the Bet
Great American Ball Park is not subtle. Great American Ball Park is the Cincinnati Reds home park in Cincinnati, OH. For betting, the useful question is not whether the park is "good for hitters." It is which markets the venue changes most: home runs, run scoring, hits, or weather-sensitive totals.
Scoring Profile
A 1.18 home run factor puts this park in the top power tier. Fly balls and pulled contact deserve a bigger ceiling adjustment here than they would in a neutral venue. The 1.09 run factor is meaningfully above average, so strong lineups and shaky bullpens get a little louder.
Weather Check
Great American Ball Park is open-air, so wind, temperature, and humidity can move the run environment. Always check the daily weather before treating the static factor as final.
Sources for basic venue facts: Wikidata, Wikipedia, Official venue/team site. The park-factor read above is original thecapper.io analysis.
Opened
2003
Capacity
42,271
Roof
Open
Altitude
435 ft
Historical Venue Outcomes Artifact
417 graded model rows mapped to this home venue across official and research ledgers.
31%
model row win rate
History and naming
Great American Ball Park Venue History
Great American Ball Park opened in 2003 and serves as the home venue for the Cincinnati Reds. That matters for searchers and bettors because venue names, naming-rights language, and team shorthand often get mixed together in MLB research. This profile uses the current venue identity, then connects it to the team, city, roof type, dimensions, and betting factors that actually affect the game. At 42,271 listed capacity with grass playing surface, Great American Ball Park is a modern-era MLB venue with enough history for park factors to stabilize. The page cites Wikidata, Wikipedia, Official venue/team site for basic identity facts, but the park-factor interpretation is original analysis from thecapper.io.
Naming Note
Use Great American Ball Park, Cincinnati Reds, and Cincinnati, OH together when comparing park-factor research. Fans may search by team, city, nickname, sponsor name, or older venue wording, but the betting question is the same: which run environment is attached to today's home team? This page keeps the current official venue name tied to the Cincinnati Reds profile so related pages, game previews, tools, and model explanations can point to one canonical ballpark URL.
Seasonal environment
How Weather Changes Great American Ball Park
Great American Ball Park is open-air, so the same dimensions can play differently by month. Cooler April and May nights can mute carry, summer heat can help the ball travel, and late-season weather can introduce sharper wind and temperature swings. For totals, home run props, hits, and NRFI/YRFI, treat the static park factor as the baseline and game-day weather as the adjustment.
Spring Read
Early-season games can be the most misleading because the listed park factor is season-neutral while temperature, wind, and lineup timing are not. Be careful with overs, home run props, and small-sample venue trends when the weather is cold.
Summer Read
Warmer air generally helps carry and can make hitter-friendly parks more dangerous. In pitcher-friendly parks, summer weather can narrow the gap between the static factor and the live betting environment.
Late-Season Read
September baseball can bring cooler nights, different shadows, bullpen fatigue, and lineup churn. That makes the park profile useful, but it should be paired with current team context and confirmed lineups.
Venue trends
Recent Run Environment at Great American Ball Park
A static park factor tells you the baseline. Recent results show how the park has actually played this season: totals, team scoring, first-inning scoring, and tracked pitcher strikeout props.
10 recent games in focus
Last 5
11.2
avg runs/game
O/U5-0
YRFI100%
Home runs5.4
Away runs5.8
K props9
Last 10
10.5
avg runs/game
O/U6-0
YRFI70%
Home runs5.2
Away runs5.3
K props9
Last 20
9.4
avg runs/game
O/U6-0
YRFI56.3%
Home runs4.3
Away runs5.1
K props5
Last 30
9.4
avg runs/game
O/U6-0
YRFI56.3%
Home runs4.3
Away runs5.1
K props5
Season
9.4
avg runs/game
O/U6-0
YRFI56.3%
Home runs4.3
Away runs5.1
K props5
How to Use These Trends
Use the windows as a sanity check, not a pick generator. If the last 5 and last 10 are running hot but the season line is neutral, ask whether weather, opponent quality, or bullpen chaos created the spike. If every window points the same way, the venue signal is more interesting.
Recent Games at Great American Ball Park
| Date | Matchup | Runs | Line | O/U |
|---|---|---|---|---|
| 2026-04-30 | Colorado Rockies @ Cincinnati Reds | 10 | 9 | OVER |
| 2026-04-29 | Colorado Rockies @ Cincinnati Reds | 15 | 9.5 | OVER |
| 2026-04-28 | Colorado Rockies @ Cincinnati Reds | 9 | 8.5 | OVER |
| 2026-04-26 | Detroit Tigers @ Cincinnati Reds | 11 | 9 | OVER |
| 2026-04-25 | Detroit Tigers @ Cincinnati Reds | 11 | 9.5 | OVER |
Run trends use final MLB game scores by home venue. O/U trend uses available sportsbook total lines from game-market shadow rows. NRFI and K trend use graded pick outcome ledgers, so sample sizes vary by park.
Great American Ball Park Park Factor Rankings
Run Factor
1.09
No. 2 of 30
+9% vs league average for run scoring. Strong hitter park.
Home Run Factor
1.18
No. 2 of 30
+18% vs league average for home runs. Extreme hitter park.
Hits Factor
1.04
No. 3 of 30
+4% vs league average for hit frequency. Slight hitter edge.
Field Dimensions
Distances in feet from home plate. Shorter corners can amplify pull-side power, while deeper alleys can turn fly balls into extra-base volatility.
LF
328
CF
404
RF
325
Left-Center
379
Right-Center
369
Betting Impact
Run scoring grades 9% above league average, so totals, hit props, and bullpen quality deserve extra attention. The 1.18 HR factor is 18% above average, which raises the ceiling for fly-ball hitters. Very hitter-friendly. One of MLB's most HR-friendly parks. Short fences and shallow alleys favor power. Excellent for run totals and home run props.
Use with caution
Park factors are context, not picks. The best reads combine venue, weather, lineup quality, starting pitchers, bullpen form, and current market price.
Quirks explained
Great American Ball Park Quirks and Notable Features
Ballpark quirks are only useful when they are translated into baseball outcomes. The notes below explain what each feature can change: pull-side power, doubles and triples, hit probability, totals, or weather sensitivity.
Close outfield walls
Short walls and shallow alleys reduce the margin for pitcher mistakes. Fly balls do not need perfect contact to become extra-base damage, which is why home run props, total bases, and overs deserve a closer look when the matchup also points to hard contact.
Shallow power alleys
Short walls and shallow alleys reduce the margin for pitcher mistakes. Fly balls do not need perfect contact to become extra-base damage, which is why home run props, total bases, and overs deserve a closer look when the matchup also points to hard contact.
Ohio River nearby
This is mostly a venue-identity note, not a standalone betting edge. It helps anchor the park profile for readers, while the actionable handicapping inputs remain dimensions, roof, weather, run factor, HR factor, and recent scoring trends.
Source-backed venue facts
Sources and External References
We use reputable external references for basic venue identity facts only. The park-factor rankings, betting context, and model notes on this page are original thecapper.io analysis and do not copy prose from Wikipedia or official venue pages.
- Wikidata entity
- Q979975
- Architect
- Populous
- Owner
- County of Hamilton
- Operator
- Cincinnati Reds
- Coordinates
- 39.097222, -84.506944
FAQ
Is Great American Ball Park hitter-friendly in 2026?
Great American Ball Park has a 1.09 run factor and a 1.18 home run factor, making it a premium home run environment for betting context.
What is the home run factor at Great American Ball Park?
Great American Ball Park has a 1.18 home run factor, which is +18% compared with a league-average 1.00 baseline.
How should bettors use Great American Ball Park park factors?
Use the venue factor as context, not a standalone pick. Combine it with lineups, starting pitchers, bullpen form, weather, and market price before betting totals or player props.
Does weather change how Great American Ball Park plays?
Great American Ball Park is open-air, so the same dimensions can play differently by month. Cooler April and May nights can mute carry, summer heat can help the ball travel, and late-season weather can introduce sharper wind and temperature swings. For totals, home run props, hits, and NRFI/YRFI, treat the static park factor as the baseline and game-day weather as the adjustment.
What makes Great American Ball Park unique?
Great American Ball Park's notable features include Close outfield walls, Shallow power alleys, Ohio River nearby. Those quirks matter because dimensions, wall shape, roof state, and air conditions can change batted-ball outcomes by market.