Sports Betting Market Forecast 2027-2030

US sports betting handle reached $166.94 billion in 2025 and produced $16.96 billion of sportsbook revenue, per the American Gaming Association. Every credible 2027-2030 forecast now turns on three variables: how many holdout states legalize, how far hold percentage climbs, and how much demand CFTC-regulated event contracts absorb. H2 Gambling Capital puts US gross win at $23.2 billion by 2030, Statista projects $23.80 billion of US online revenue by 2029, and Grand View Research forecasts a $187.39 billion global market by 2030 at an 11% CAGR. This page sets those verified numbers side by side, then adds three labelled Track360 model scenarios with assumptions stated inline.

Third-Party Forecasts: Three Houses, Three Different Numbers

Three named forecast houses put the 2029-2030 sports betting market in materially different places, and the gap is definitional as much as directional. H2 Gambling Capital's $23.2 billion US gross win by 2030 implies roughly 6.5% compound annual growth against the AGA's actual 2025 revenue. Statista's $23.80 billion by 2029 runs at 8.41% but from a 2025 base above the AGA's figure, so the two are not comparable. Grand View Research's $187.39 billion global market uses a broader definition than gross win.

The real disagreement is between H2's implied 6.5% US rate and Grand View's 11% global rate: H2 assumes the large holdouts stay closed, while Grand View leans on Latin America, Africa, and European online conversion rather than US legalization.

Baseline: What US Sports Betting Actually Did in 2025

US sportsbooks took $166.94 billion in handle and kept $16.96 billion of it in 2025, a national hold of 10.16% and a 22.8% revenue increase on 11.0% handle growth. Revenue grew roughly twice as fast as volume, meaning 2025 was driven by margin, not by more money wagered. Working backwards from the AGA's growth rates gives a 2024 baseline near $150.4 billion of handle and $13.81 billion of revenue, a hold of 9.18%. Forecasts modelling handle growth at constant margin understate revenue; forecasts extrapolating the 2025 margin jump overstate it.

Track360 Model: Conservative, Base, and High Scenarios for 2027-2030

Three scenarios bracket US handle in 2030 between $213 billion and $294 billion, with sportsbook GGR between $21.7 billion and $34.1 billion. These are Track360 model projections, not third-party forecasts, built from one base year: the AGA's 2025 actuals of $166.94 billion handle at 10.16% hold. Each states its handle growth and hold assumption inline, because those two levers explain almost all of the spread.

The conservative case at $21.7 billion of 2030 GGR sits just below H2 Gambling Capital's $23.2 billion and the base case at $27.0 billion above it, so H2's forecast falls between the two. Track360 does not present the base case as consensus; it is a model output whose assumptions are the part worth arguing with.

1. Conservative: no holdout state above 6 million residents launches before 2029; hold stabilizes at 10.2% as promotional competition returns and regulators scrutinize parlay pricing; event contracts absorb high-frequency demand with no offset.
2. Base: one mid-size state (Minnesota or Georgia) launches in 2028; hold rises to 11.0% by 2030 on mix shift toward parlays and in-play; handle grows 8%, the midpoint of 2025's 11% and a mature-market 5% floor.
3. High: Georgia, Minnesota, and Oklahoma launch by 2029 and a California ballot succeeds in 2028 for a 2030 launch; hold reaches 11.6%; handle grows 12%; no parlay pricing restriction and no tax shock beyond 2025.
4. Shared across all three: 2025 rates in New York (51%), Illinois (20-40% plus surcharge), Louisiana (21.5%), Maryland (20%), and New Jersey (19.75%) hold; no market repeal; no change to the federal 0.25% excise tax.
5. What would break the model: a cap on parlay hold would invalidate the margin assumption in all three scenarios at once, since essentially all 2024-to-2025 outperformance came from margin rather than volume.

Remaining State Opportunities: $45 Billion to $70 Billion of Latent Handle

Five holdout states hold roughly 91 million residents, about 27% of the US population, and none of them has a realistic launch path before 2028. California and Texas alone represent about 70 million people, but both are blocked structurally rather than politically: tribal exclusivity in California, and a constitutional-amendment requirement in Texas whose legislature does not reconvene until 2027. The handle estimates below are Track360 model projections assuming $650 to $850 of annual handle per adult resident at maturity, benchmarked against Ohio and North Carolina in their third full year.

Timing is the most commonly misreported column. A state that passes enabling legislation typically does not take a legal wager for another 12 to 24 months, after rulemaking, licensing rounds, and platform certification: Missouri, approved by voters in November 2024, launched in December 2025. That lag is why even the high scenario credits no California handle before 2030. For legal status, tax rates, and regulator detail across all 51 jurisdictions, see the Track360 US sports betting legal states tracker; for monthly actuals, see the companion state-by-state statistics report.

Prediction Markets: A Parallel Market, Not a Directly Comparable One

Kalshi recorded more than $31 billion in notional volume in June 2026 and Polymarket's international exchange recorded $10.8 billion, but notional volume is not handle and the two figures must never be added together or compared directly. Sportsbook handle counts money staked once against the house, with the operator keeping roughly 10%. Exchange notional volume counts the face value of contracts traded, both sides of every trade plus intraday churn: a $100 position traded four times before resolution contributes several hundred dollars of notional volume on $100 of risk capital.

The addressable-market effect is narrower than headline volume suggests. Event contracts compete hardest for price-sensitive demand, the customer who would otherwise take a moneyline at 4% to 5% hold, and least for the parlay customer buying entertainment at a 20%-plus margin. The real risk is not that they take handle, but that they take the low-margin handle and leave a smaller, higher-hold book. The base scenario treats them as additive; only the conservative scenario models a net drag.

In-Play Betting and the Hold Percentage Trend

National hold rose from 9.18% in 2024 to 10.16% in 2025, both figures computed directly from AGA handle and revenue totals rather than taken from a forecast. The mechanism is product mix: in-play wagering has grown from a minority of handle to a majority across the major US leagues, and within it the same-game parlay dominates revenue, carrying a house edge several times that of a standard point-spread wager. Figures circulating for 2026 place live betting between roughly 50% and 55% of handle, up from the high-30s in 2022, but these trace to industry blogs rather than regulator filings, so treat the direction as established and the percentage as contested. The hold assumptions above (10.2%, 11.0%, 11.6%) are Track360 model inputs derived from the 2024-to-2025 trend and deliberately damped, because a 98 basis point annual gain sustained to 2030 implies a national hold above 15% that no regulator would leave unexamined.

Tax-Rate Pressure: Why GGR Growth Overstates Operator Margin

New York taxes online sportsbook GGR at 51% and four more states raised rates during 2025, so operator net margin is growing materially slower than the GGR line in every scenario above. A projection of $27.0 billion of 2030 GGR is not $27.0 billion of gross profit: it is a pre-tax pool from which state taxes of roughly 20% to 51% are deducted before any promotional, platform, or affiliate cost. Because rates vary by more than a factor of seven, the geographic composition of future growth changes operator economics as much as its volume does.

Five states changed sportsbook tax treatment in a single 12-month window, and none of the scenarios above models further rises, which makes all three optimistic on net margin. If 2025 was a leading indicator, an operator planning to 2030 should stress-test at effective rates 3 to 5 points above today's blended average.

What the Forecast Means for Operators and Affiliate Programmes

Operators must model affiliate commission economics per state tier, because a 51% GGR tax and a 6.75% GGR tax produce very different NGR from identical player revenue. GGR is gross win before deductions; NGR is what remains after tax, bonus cost, payment fees, and platform costs, and it is NGR that a RevShare deal is normally calculated on. A single national RevShare percentage therefore silently overpays in high-tax states and underpays in low-tax ones.

The regulatory perimeter also differs from the European model most affiliate infrastructure was built for. Under a single MGA or UKGC licence, an operator markets across a territory under one compliance regime. US access is bought state by state, with separate licensing and, in several states, separate affiliate registration before a partner can lawfully be paid. Qualification rules therefore need a jurisdiction attribute: a commission event should fire only where both parties are authorized, which is a geo-targeting check at postback time, not a marketing preference.

Margin compression also changes fraud tolerance. When taxes take a fifth to a half of what remains after a 10% hold, the cost of an undetected bonus abuse ring is proportionally larger than in 2021. Three patterns recur: multi-account signups harvesting welcome offers across fabricated identities, self-referral where an affiliate registers as their own referred player, and arbitrage across launch-window promotions. Each is detectable through device, payment, and behavioural correlation, and each is cheaper to prevent than to claw back once a RevShare period has closed and negative carryover has hit the next month.

Sportsbook Affiliate Programme Planning Through 2030

Three planning decisions follow directly from this forecast: the CPA versus RevShare mix by state tier, tax-adjusted commission ceilings, and launch-window fraud controls. A programme built for a market growing 20% a year is not what a 5% to 12% market needs. In a launch market, CPA buys volume fast and caps exposure while player lifetime value is unknown; in a mature market, RevShare aligns the affiliate to retention, and hybrid deals pairing a reduced CPA with a smaller ongoing RevShare are the standard compromise.

Every new state opening between 2028 and 2030 compresses a year of acquisition into roughly one quarter, and that is exactly when bonus abuse, multi-account fraud, and self-referral schemes are hardest to spot against a spiking baseline. Programmes that pre-configure launch-state rules (tighter qualification rules, lower manual-review thresholds, geo-targeting at postback, negative carryover terms agreed in advance) absorb each new state as configuration rather than rebuilding under deadline pressure.

How to Use and Cite This Forecast

Four rules keep citations of this forecast accurate as the underlying data changes. Every figure here is either attributed to a named third-party house or explicitly labelled a Track360 model projection, and that distinction should survive into any republication.

1. Name the house. H2 Gambling Capital, Grand View Research, and Statista use different definitions; a 2030 figure without its publisher and metric merges incompatible series into one wrong number.
2. Label Track360 model figures as such. The scenarios, holdout estimates, and commission table are Track360 projections from a 2025 base year, not industry consensus.
3. Cite scenario ranges, not point estimates: US GGR reaches $21.7 billion to $34.1 billion by 2030 depending on legalization and margin.
4. Never add prediction market notional volume to sportsbook handle. The combined June 2026 figures are themselves contested between $45 billion and over $50 billion.
5. Cite with the as-of date. This page reflects data available on July 18, 2026 and is revised quarterly.

Methodology & Assumptions

Two source classes feed this page, and they are kept visibly separate. The first is named third-party research: the American Gaming Association for 2025 US actuals, H2 Gambling Capital for US gross win and global GGR, Grand View Research for global market size, and Statista for US online revenue. Each is named inline with its metric and target year; where they disagree, both figures are shown rather than averaged. The second is Track360 model projection, built from the AGA 2025 base year with assumptions stated explicitly.

Three items could not be verified to a primary source and are flagged in the text rather than omitted: the precise in-play share of US handle; the claim that sports contracts represent around 85% of Kalshi trading; and combined June 2026 prediction market volume, reported as $45 billion by one outlet and above $50 billion by others. National hold figures of 9.18% and 10.16% are computed by Track360 from AGA-reported totals. Regulatory and compliance context draws on MGA licensee obligations, the UKGC Licence Conditions and Codes of Practice, FTC endorsement guidance, and CFTC oversight materials for event contracts.

Last updated July 18, 2026. This page is reviewed quarterly in January, April, July, and October, with the next scheduled review in October 2026 and out-of-cycle updates within one cycle of any state launch, enacted tax change, or new forecast from a named house. Where a primary source contradicts a figure here, the primary source wins.

A forecast is only as honest as its labelling. Every number here is either attributed to a named house with its metric and target year, or marked as a Track360 model projection with its base year and growth assumption in plain sight.