NumbersUSA's sprawl studies have, for more than two decades, explored the role of population growth in each county in each state and the role of a multiplicity of decisions by government, business, and individuals that increase the average amount of developed land for each person in each county. Our sprawl studies have been cited in scholarly literature over a hundred times in over a dozen languages.

In the last act of a rich career of public service, Jordan led the commission through the most thorough examination of the impact of U.S. immigration policies of any federal commission to date.

America's intact landscapes comprise 50% or more of the country. We have far more wilderness than most nations. A better immigration policy would go a long way toward protecting this rich resource and heritage.

Given immigration’s recent and projected contributions to U.S. population growth, immigration policy is an important factor that drives up housing prices and rents. According to a study published by the Urban Institute’s Housing Matters Initiative, immigration causes a significant increase in home prices and rents in the metropolitan areas where migrants settle, and an even … Continued

FY2023 was the worst year for illegal immigration encounters on record. There are two ways to think about illegal immigration numbers: 1) the number trying to enter illegally; and 2) the number entering illegally. The best metric to gauge the former is the “encounter“. August 2023 encounters were the highest in history at over 300,000; … Continued

Water and immigration levels are important measures of the health and sustainability of our nation. Both must be managed with care. September 24th was World Rivers Day. Rivers and their freshwater ecosystems are fundamental to thriving civilizations. The U.S. withdraws about 400 billion gallons of water (all sources) a day for all of our uses. … Continued

Much has been made of how surge in illegal immigration into cities as far from the border as Chicago and New York threaten the fiscal resilience of the receiving cities (Mayor Adams says the migrant crisis will “destroy New York City“), and the impact on resilience doesn’t end there. Extreme weather events in the U.S. … Continued

How far do you have to go to find peace and tranquility, away from the sounds of traffic or construction? One in twenty heart attacks in cities have been linked to noise pollution. But by some estimates, there are only roughly one dozen places in the entire United States where one can listen for 15 … Continued

Immigration By the Numbers: Catch and Release 40% of migrants released by the Biden Administration never checked in; Another 40% never received a “notice to appear” at all; 82% of migrants released have not been entered into the court docket. Of the 18% who have been entered into the court docket, most will wait years … Continued