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Is More Money the Key to Happiness? A Look at the Evidence

October 30 2026
Written by CityWatch.

MONEY - The relationship between money and happiness is not a new question for common conversations. Research provides an answer that is not as simplistic as yes or no: there is a correlation between increased levels of income and happiness; money is just one of many factors affecting people's perception of life.

Moreover, the answer depends on what is being referred to. Income is the earnings of a person, wealth is the possessions of a person, and financial security is the feeling of certainty about paying bills. Satisfaction with life refers to the overall evaluation of a person about his life, and happiness is the current feelings of a person.

How Does More Money Affect Happiness?

Most large studies find a positive link between income and well-being, though each comes with caveats. Three recent studies show the pattern:

Study

Sample

Key finding

Caveat

Vincent Oh, Journal of Personality and Social Psychology, 2025

7,600+ people in the US and South Korea

Feeling satisfied with one’s finances mattered more for current well-being than income itself, while higher income predicted more positive change over time

Cannot show cause and effect

Matthew Killingsworth

1.8 million+ real-time reports from nearly 30,000 US workers

Higher income was linked with greater happiness, mostly outside work

Correlations in one sample

Killingsworth, Kahneman and Mellers, PNAS, 2023

Joint reanalysis by former rivals

For the least happy group, happiness rose to about 100,000 US dollars a year, then levelled off

Explains the 75,000-dollar plateau found in 2010

Taken together, these results suggest that more money eases hardship but does not guarantee a good life. Higher income mainly helps in four practical ways:

  • Money safety and reduced financial stress.
  • Increased freedom in choosing a place to live and things to do.
  • Housing stability and improved living environment.
  • Affordability of leisure and vacation.

One-off windfalls are a different matter. A work bonus, a tax refund, or a promotion such as a free $100 casino chip no deposit offer for adults may feel like extra money, but the studies above concern regular income and lasting financial security, not short-term gains.

Why Doesn't More Money Always Mean More Happiness?

Correlation is not causation. People with higher incomes also tend to have better health, more education, and more stable lives, so it is hard to say how much of their well-being comes from the money itself. Happier people may also earn more.

Work is another component to consider. High-paying jobs tend to be stressful and demanding, so even though they earn more money, they do not necessarily enjoy their workdays. According to Killingsworth's data, high-income individuals were happier when not working, while the correlation between income and happiness at work was not evident.

The relationship also varies by place and culture. A 2024 PNAS study led by Eric Galbraith surveyed about 3,000 people in 19 small communities in countries including Fiji, Zimbabwe and China. Average life satisfaction was close to 7 out of 10 even though only 64% of households had any cash income. The authors warn against over-generalising, but the result shows that the income link seen in global polls is not universal.


What Matters More Than Money for Happiness?

Several things that matter most to well-being do not come automatically with a larger salary: close relationships, good health, free time, meaningful activities, autonomy and a sense of purpose. Each depends on far more than income, and several points stand out:

  • Relationships and community give people support that no purchase can replace.
  • Health shapes how much anyone can enjoy their income.
  • Autonomy and purpose often depend on the kind of work a person does, not only on its pay.

Money can still support them, and the best-known evidence is about buying time. In a 2017 PNAS study by Ashley Whillans and colleagues, described by Harvard Business School, a survey of more than 6,000 people found that those who paid for time-saving services reported greater life satisfaction.

In a small experiment with 60 working adults, spending 40 US dollars on saving time produced slightly higher happiness than spending the same on a material item. The effect was small, and the researchers link it to feeling less pressed for time.


So, Does Wealth Make People Happier?

Overall, having more money is generally associated with greater happiness, but wealth is not a guarantee of it. The most convincing results have been found regarding people’s feeling of security and their ability to avoid hardships; however, there is little evidence for the claim that ever-growing income makes every aspect of life better and better. There are no conclusions that could be made based on any single experiment, and these results are about averages, not individuals.

Financial security, how money is spent, and how much spare time people have are more important than the sum of money itself. Money is just a means to achieve a good lifestyle. It also helps to separate the different things money can bring. Income can lift life satisfaction, wealth can cushion people against shocks, and financial security can remove daily worry, but none of them automatically brings close relationships, good health, or a sense of purpose. That is why two people with the same income can feel very differently about their lives.

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