10 Most Expensive States to Live In

The most expensive state by a wide margin. Housing is the primary driver: the median home price of $835,000 is nearly double the national median. Groceries cost 55% more because almost everything is shipped in. The isolation tax is real: a gallon of milk costs $6-$8, gas is routinely above $5. The trade is tropical weather, stunning natural beauty, and a pace of life that most mainland cities cannot match.

Boston is the driver. The city has become one of America's most expensive metros, fueled by biotech, healthcare, and higher education. MIT, Harvard, and the Longwood Medical Area create a talent flywheel that justifies premium salaries but also premium rents. Outside Greater Boston, western Massachusetts and the Cape are significantly more affordable but have fewer job opportunities.

California's index is misleading because the state contains wildly different markets. The Bay Area (index ~190) and LA (index ~160) pull the average up, while the Central Valley (index ~95) and Inland Empire (index ~105) are below the national average. The state income tax tops out at 13.3%, the highest in the nation. The proposition 13 property tax cap benefits long-term homeowners but creates a bifurcated housing market.

Manhattan and Brooklyn skew the numbers dramatically. New York City has a cost of living index above 180. Upstate New York (Buffalo, Syracuse, Rochester) has an index around 90-95, making it among the cheapest places in the Northeast. If you can earn a NYC salary while living upstate or in the Hudson Valley, the math works. The statewide median home price of $410,000 reflects this split.

No state income tax, which partially offsets the high housing costs. Seattle drives the statewide average up. The east side of the state (Spokane, Tri-Cities) is markedly cheaper. Washington's tech economy (Amazon, Microsoft, Boeing) provides high salaries. The combination of no income tax and a tech salary makes Washington one of the best states for high earners despite the high index.

No sales tax, which saves 5-10% on purchases compared to most states. Portland is the primary cost driver. The city has experienced rapid rent and home price growth, though it has moderated since 2023. Bend and Eugene are expensive for their size. Eastern Oregon is dramatically cheaper but has limited job opportunities.

Connecticut's costs are driven by its proximity to New York City. Fairfield County (Stamford, Greenwich, Norwalk) is essentially a NYC suburb with NYC-adjacent prices. Hartford and New Haven are more moderate. The state has high property taxes (1.8% average) and a statewide income tax. The advantage is access to NYC jobs without NYC rents for those willing to commute.

The highest property taxes in the nation (average 2.23%) are the hidden cost. A $460,000 home generates a $10,000+ annual tax bill. North Jersey near NYC is the most expensive zone. South Jersey and the Pine Barrens region are significantly more affordable. New Jersey has the highest median household income of any state, which helps offset the costs.

The highest median household income in the nation ($90,200) driven by proximity to Washington, DC, and the federal government economy. Montgomery and Howard counties are expensive ($500K+ median homes), but Baltimore, Frederick, and the Eastern Shore are considerably cheaper. The income-to-cost ratio is among the best of any expensive state.

Denver and Boulder drive costs up. Colorado Springs and Fort Collins are more moderate. The state has experienced massive population growth, which has pushed housing prices up 60% since 2018. The outdoor lifestyle, 300+ days of sunshine, and legal cannabis attract high-income transplants who continue to put upward pressure on prices.