U.S. Sports Betting Grew From Nothing to $120 Billion in Six Years — Here is Who Pays the Price

Six years ago, the American sports betting industry was restricted almost exclusively to Nevada. Following a 2018 Supreme Court ruling that dismantled the federal ban on state-sanctioned wagering, the industry has rapidly expanded into a mainstream economic sector. According to data from the American Gaming Association (AGA), Americans wagered a record $119.84 billion on sports in 2023, representing a 27.8% increase from the previous year.

This growth has transformed sports betting from a niche activity into a significant component of the national economy. As sportsbooks report record revenues and states collect substantial tax windfalls, a complex economic narrative is emerging. Data regarding household balance sheets suggests that the accessibility of mobile wagering is impacting personal savings and traditional financial investments. While the industry provides a new revenue stream for state governments, recent academic research indicates it may be displacing capital that would otherwise be directed toward long-term wealth-building, particularly among younger demographics in lower-income areas.

State Tax Revenue: Distributions and High-Tax Models

For state legislators, the legalization of sports betting was primarily driven by the prospect of new tax revenue. As of mid-2024, 38 states and the District of Columbia have legalized sports betting, reaching over 80% of the U.S. adult population. This revenue has become an integrated part of state fiscal planning.

According to the American Gaming Association’s “State of the States” report, legal sports betting generated $2.67 billion in state and local tax revenue in 2023, a significant increase from the $1.5 billion collected in 2022. The distribution of this revenue varies significantly by state, largely due to differing tax structures. New York has established itself as the leading generator of tax revenue in the sector. In 2023, the state collected $862 million in sports betting taxes, a figure driven by its 51% tax rate on mobile sports betting gross revenue.

Other states are adjusting their tax policies to capture a larger share of operator earnings. Illinois recently moved toward a tiered tax system, where the highest-earning operators are taxed at rates up to 40%, a move designed to address state budget requirements. Ohio also doubled its tax rate from 10% to 20% in 2023. However, analysis from the Tax Foundation suggests that while sports betting provides a welcome infusion of cash, it remains a small fraction of total state tax collections—often less than 1%—and should not be viewed as a long-term solution for systemic budget deficits. The Manhattan Institute has further noted that these revenues must be weighed against the potential for increased social costs, including public health resources for gambling addiction.

The Displacement Effect: Traditional Markets vs. The Handle

The economic impact of the betting boom is reflected in how households allocate their discretionary income. A 2024 National Bureau of Economic Research (NBER) working paper (No. 33108) identified a “displacement effect” in states where mobile sports betting is legal. Researchers found that for every $1 spent on sports betting, household net investments in traditional financial instruments—including stocks and certificates of deposit—decreased.

The NBER study indicates that sports betting is not merely replacing other entertainment expenditures like cinema or dining. Instead, it is drawing funds away from savings accounts and brokerage portfolios. This shift is particularly pronounced among households with constrained liquidity. The research found that in states with legal mobile betting, there is an observable decline in the frequency of transfers to investment accounts.

Source: NBER / UCLA Anderson (2024-2026)

The financial health of specific demographics shows measurable changes following legalization. According to the NBER analysis, the introduction of sports betting is associated with an increase in credit card delinquency and a decline in average credit scores. Specifically, the study noted a 0.3% average decrease in credit scores across legalized states, with more significant impacts in low-income counties. Furthermore, the probability of a household filing for bankruptcy increases by approximately 28% for every $1,000 increase in sports betting handle, according to data from UCLA Anderson. This suggests that the ease of mobile access may accelerate financial distress for at-risk populations.

Household Liquidity and the Cost of High-Margin Bets

The economic friction of the betting industry extends into essential household spending. Research published by the NBER (No. 35305) analyzed the relationship between gambling accessibility and food security. The study found that sports betting legalization was associated with a 2.1% reduction in household food sufficiency among working-age adults without a college degree. For those actively engaged in betting, the impact was more substantial, with some data points indicating a 10.5% drop in sufficiency.

This deterioration of liquidity occurs against a backdrop of low personal saving rates. According to Federal Reserve Economic Data (FRED), the U.S. personal saving rate has fluctuated between 3.2% and 3.9% throughout early 2024. In an environment with minimal financial buffers, the industry’s shift toward high-margin “parlay” or accumulator bets—where bettors combine multiple outcomes for a higher payout—can lead to more rapid depletion of household funds. These bets carry significantly higher house edges than traditional single-game wagers, contributing to the national “hold” rate, which averaged 9.1% in 2023.

The financial pressure is also reflected in the consumer credit market. Reports from the bankruptcy sector indicate a rise in “rapid debt” accumulation, where individuals accrue five-figure credit card balances specifically tied to gambling deposits within a span of 12 to 18 months. This trend often correlates with an increased reliance on high-interest predatory lending and payday loans as bettors attempt to cover immediate losses or manage utility payments after depleting their primary income.

International Context: Regulatory Comparisons

The United States is currently navigating a path previously traveled by the United Kingdom and Australia. These markets offer a preview of the long-term economic and social trade-offs of a mature betting industry. Australia currently records the highest gambling losses per capita globally. According to H2 Gambling Capital, the average Australian adult loses approximately $958 USD annually. This has resulted in a significant regulatory response, including the implementation of the “BetStop” national self-exclusion register and bans on using credit cards for online wagering.

In the United Kingdom, the government’s 2023 White Paper, “High Stakes: Gambling Reform for the Digital Age,” introduced measures to mitigate financial harm. These include financial risk assessments—often referred to as “affordability checks”—which require operators to verify a customer’s financial stability if their losses exceed certain thresholds (£125 net loss within a month or £500 within a year). The UK Gambling Commission has noted that these measures are intended to provide a standardized safety net in a digital environment where the speed of play can outpace consumer awareness of loss.

The U.S. regulatory landscape remains fragmented by comparison. While states like New Jersey have pioneered the use of data analytics to identify at-risk behavior, other jurisdictions focus primarily on the tax collection aspect. The global experience suggests that the initial surge in tax revenue may eventually be countered by the public costs associated with financial insolvency, including increased demand for social services and healthcare related to gambling-induced stress.

The Market at a Maturity Point

As of 2024, the American sports betting industry has achieved widespread commercial acceptance. It supports thousands of jobs in technology, marketing, and hospitality, and has provided states with a new mechanism for funding infrastructure and education. Commercial sports betting revenue reached $10.92 billion in 2023, reflecting the house’s ability to maintain a consistent profit margin even as the volume of wagering increases.

However, the economic data from the first six years of the post-PASPA era suggests that the industry’s growth involves significant capital reallocation. The rise in credit card delinquency and the observed shift away from long-term investment accounts indicate that the “handle” is being fueled, in part, by a reduction in household net worth.

For the broader economy, the challenge lies in balancing the benefits of a legal, regulated market against the erosion of personal savings. While legal betting has successfully moved activity away from the offshore “black market,” the “casino in your pocket” model has introduced a level of frequency and ease that traditional gambling never possessed. As more states consider legalization and existing markets look to increase tax rates, the long-term impact on the American middle class remains a focal point for economic scrutiny. The real cost of the betting boom is not found in the individual losing ticket, but in the aggregate decline of compounding interest in the retirement accounts of the next generation of investors.