How Population Growth Affects Congressional Seats: 2030 Apportionment Projections by State

| United States |

Every decade, the 435 seats in the U.S. House of Representatives are redistributed among states based on population counts. Mid-decade estimates and 2030 projections suggest the South and Mountain West could gain seats, while parts of the Northeast and Midwest may lose them. If 2024 Census Bureau estimates were used today, Texas and Florida would each gain two seats, Arizona and Idaho would each gain one, and Illinois, Minnesota, New York, and Oregon would each lose one.

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Which Industries Drive Each State’s Economy? Top GDP Sectors by State

| Industries & Sectors |

Real estate is the largest industry in 26 states, while manufacturing leads in 13 states, according to recent Bureau of Economic Analysis data. Finance and insurance dominate in four states, and sectoral shares vary widely—from information in Washington to mining in North Dakota. This article breaks down the top GDP sectors by state and explains the national patterns behind them.

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Population Density by City: 2020 Census Rankings for U.S. Cities and Metros

| Rankings |

The 2020 Census shows extreme variation in U.S. city population density, from dense urban villages in the Northeast to sprawling metros. Friendship Heights Village, Maryland, leads all places with about 90,800 people per square mile, while New Jersey and New York dominate the top rankings. This article breaks down the latest official density figures, methods, and what they reveal about urbanization.

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Median Income by Household Type: Married Couples, Single Parents, and Nonfamily Households

| Income & Cost of Living |

Median household income in the United States varies sharply by household type. Married-couple families consistently report the highest median incomes, while female-householder families with children and nonfamily households report the lowest. The most recent Census Bureau data show a gap of roughly two-to-one between married-couple families and female-householder families.

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U.S. Cities With the Highest Median Household Income: 2025 Rankings

| Income & Cost of Living |

The latest U.S. Census Bureau American Community Survey 5-Year Estimates (2020–2024) show that dozens of U.S. cities report median household incomes at or above the Census Bureau’s top-code of $250,000. California and Texas dominate the list, with Los Altos, CA, University Park, TX, and McLean, VA among the highest-income places. This article breaks down the rankings, methodology, and limitations of the data.

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