The League of Ireland Premier Division occupies a distinctive niche in the football betting landscape. As a summer-season league running from February through November, it operates outside the traditional European football calendar, which means it often attracts less public betting volume than the Premier League or La Liga. For sharp bettors, this creates opportunity: bookmakers dedicate fewer resources to pricing these markets, and the lower liquidity can lead to softer lines. Scoring patterns tend to be moderate, with match totals frequently landing in the 2-3 goal range, though the gap between top sides like Shamrock Rovers and Shelbourne and the bottom half of the table can produce lopsided results that skew over/under markets.
Margins on League of Ireland matches are typically wider than what bettors encounter on major European leagues. While a top-flight Premier League match might carry a vig of 3-5% on the 1X2 market, League of Ireland lines commonly sit in the 6-10% range, and some books push even higher on less prominent Friday night fixtures. This reflects the lower betting handle and the risk bookmakers assume when offering lines on a league with less predictable outcomes. The books that do price these markets competitively tend to be those with a strong presence in the Irish and UK markets, so comparing vig across operators is especially worthwhile here — the spread between the sharpest and softest books can be substantial.
Seasonal timing matters for finding value. Early-season matches in February and March often carry the widest margins, as bookmakers lack current form data and hedge their uncertainty with inflated vig. As the season progresses and form lines become clearer — particularly around the mid-season European qualification push in June and July — margins tend to tighten modestly. Home advantage remains a significant factor in League of Ireland, with smaller grounds creating genuinely hostile atmospheres, and travel logistics across Ireland can affect squad rotation for midweek fixtures. Weather conditions, particularly wind and rain at exposed grounds like those in Sligo or Drogheda, can meaningfully suppress scoring and should be factored into totals markets.
↑ 7-day trend: League of Ireland average vig has worsened by 0.40 percentage points over the past week (from 7.11% to 7.51%). Odds margins are widening, meaning bettors are getting less value per wager.
Cross-Sport Vig Comparison
League of Ireland averages 7.51% vig across 11 sportsbooks. Here's how that compares to other active sports:
| Sport | Avg Vig | vs League of Ireland |
|---|---|---|
| League of Ireland | 7.51% | — |
| NCAAF | 4.68% | 2.83% higher |
| UFL | 5.31% | 2.20% higher |
| AFL | 6.21% | 1.31% higher |
| MLB | 4.53% | 2.99% higher |
Vig Rankings
| # | Sportsbook | Avg Vig | Grade | ML | Spreads | Totals | Events |
|---|---|---|---|---|---|---|---|
| 1 | Pinnacle | 4.77% | B | 5.99% | 3.92% | 4.40% | 5 |
| 2 | LowVig.ag | 5.82% | C+ | 8.47% | 4.58% | 4.40% | 5 |
| 3 | BetOnline.ag | 5.82% | C+ | 8.47% | 4.58% | 4.40% | 5 |
| 4 | BetAnything | 7.28% | D | 8.47% | 6.63% | 6.73% | 5 |
| 5 | BetUS | 7.45% | D | 8.80% | 6.83% | 6.72% | 5 |
| 6 | Bovada | 7.47% | D | 8.80% | 6.93% | 6.67% | 5 |
| 7 | DraftKings | 7.56% | D | 7.56% | — | — | 5 |
| 8 | betPARX | 8.72% | D- | 8.65% | — | 8.80% | 5 |
| 9 | BetRivers | 9.09% | D- | 8.85% | — | 9.34% | 5 |
| 10 | BetMGM | 9.25% | D- | 9.67% | — | 8.83% | 5 |
| 11 | FanDuel | 9.41% | D- | 9.41% | — | — | 5 |
Frequently Asked Questions
Which sportsbook has the lowest League of Ireland vig?
Pinnacle currently has the lowest vig at 4.77%, earning a grade of B.
What is vig (vigorish) in sports betting?
Vig — short for vigorish, also called juice or overround — is the margin a sportsbook builds into its odds. It's the difference between the true probability of an outcome and what the odds imply. Lower vig means you keep more of your winnings on every bet. For example, a standard -110/-110 line has about 4.76% vig.
How often is this data updated?
We pull fresh odds from The Odds API three times per day — at 6:00 AM, 2:00 PM, and 10:00 PM UTC. Each snapshot captures the latest lines from every sportsbook that has posted odds. The timestamp at the top of the page shows the most recent refresh.
How is the vig grade calculated?
Each sportsbook is graded on a letter scale based on average vig: A+ (under 2%) is exceptional, A (2–3%) is excellent, B+ (3–4%) is above average, B (4–5%) is the industry standard, C (5–6%) is below average, and D (above 6%) indicates high-juice markets.
Why does lower vig matter for bettors?
Lower vig directly impacts your long-term returns. A bettor placing $1,000 per week at a book with 4% vig loses roughly $40/week to the house edge. At 2% vig, that drops to $20/week — a $1,040 difference over a year. For serious bettors, shopping for lower vig is one of the most reliable ways to improve profitability.
What sportsbooks do you track?
We track both regulated US sportsbooks (DraftKings, FanDuel, BetMGM, Caesars) and offshore books (Bovada, BetOnline, MyBookie, BetUS, LowVig.ag, BetAnySports). Data comes from The Odds API, which aggregates real-time lines from licensed sources.
How We Calculate These Numbers
- Data Source
- All odds on this page come from The Odds API, which aggregates real-time lines from licensed US and offshore sportsbooks. We track moneyline, spread, and totals markets across every sport with active betting lines.
- Update Frequency
- We pull a fresh snapshot of every tracked market three times per day — at 6:00 AM, 2:00 PM, and 10:00 PM UTC. Each snapshot captures the latest lines from every sportsbook that has posted odds for a given event. The timestamp at the top of each page tells you exactly when the data was last refreshed.
- Vig Calculation
- Vig (short for vigorish, also called juice or overround) measures the margin a sportsbook builds into its odds. We calculate it by converting the odds on each side of a market to implied probabilities, summing those probabilities, and subtracting 100%. For example, a market priced at -110/-110 implies 52.38% on each side — a total of 104.76%, meaning a vig of 4.76%. Lower vig means better value for bettors because you keep more of your winnings.
- Per-Market Breakdown
- We compute vig separately for each market type: moneyline (h2h), point spreads, and totals (over/under). The "average vig" shown for each sportsbook is the mean across all market types weighted by the number of events sampled in each market.
- Grading Scale
- Every sportsbook receives a letter grade based on its average vig: A+ (under 2%) is exchange-level pricing. A (2–3%) is very competitive. B+ (3–4%) is above average. B (4–5%) is the industry standard — a -110/-110 line is 4.76%. C+ (5–6%) is slightly below average. C (6–7%) is below average. D (7–8%) is high vig. D− (8–10%) is very high vig. F (10%+) is predatory pricing. See the full Vig Index Methodology for formulas, worked examples, and known limitations.
- Trend Tracking
- We store daily snapshots for 30 days, allowing us to show 24-hour and 7-day vig trends. A downward trend (improving) means sportsbooks are tightening their lines — often in response to increased competition or higher betting volume as a season heats up.