The United States has one of the largest and most diverse housing markets in the world. From single-family homes in suburban neighborhoods to high-rise apartments in major cities, millions of residential properties provide housing for American families, renters, and investors.
But exactly how many houses are in the U.S.?
According to the U.S. Census Bureau's Housing Vacancies and Homeownership data, the country had approximately 148.1 million housing units in 2025. This figure includes occupied homes, vacant properties, apartments, and other residential units. It provides a useful overview of the size of the American housing market.
Understanding the number of houses in the United States also reveals important information about housing supply, homeownership, rental demand, and real estate investment opportunities.
How Many Housing Units Are in the United States?
The United States had approximately 148 million housing units in 2025, according to the Census Bureau's housing inventory estimates. The total housing stock has increased steadily over the past several decades as the population has grown and new residential construction has expanded.
However, the number of housing units is not the same as the number of individual houses. A single apartment building may contain hundreds of housing units, while a detached house typically represents just one unit.
The American housing stock includes:
Single-family detached houses
Townhouses and attached homes
Apartments and condominiums
Duplexes and multifamily buildings
Manufactured and mobile homes
Other residential structures
The distinction is important when evaluating the U.S. real estate market. A growing housing inventory does not necessarily mean that more single-family homes are available for purchase.
How Many Houses Are Occupied in the U.S.?
Most American housing units are occupied, either by homeowners or renters.
According to the 2024 American Community Survey, the United States had approximately 146.7 million housing units. Of these, around 132.7 million were occupied, while approximately 14 million were vacant.
Here is a breakdown of the housing inventory:
| Housing category | Approximate number |
|---|
| Total housing units | 146.7 million |
| Occupied housing units | 132.7 million |
| Vacant housing units | 14 million |
| Owner-occupied units | 86.6 million |
| Renter-occupied units | 46.1 million |
Source: U.S. Census Bureau, 2024 American Community Survey.
These figures show that homeownership remains a major part of the American housing system. At the same time, the rental market accommodates tens of millions of households.
It is also important to understand that vacant housing does not necessarily mean a property is available for sale. Some homes are vacant because they are seasonal residences, undergoing renovations, awaiting new occupants, or being held for other purposes.
What Types of Houses Are Most Common in America?
The U.S. housing market includes a wide range of residential structures, but single-family homes remain the dominant form of housing.
Single-Family Detached Houses
Single-family detached houses are among the most recognizable forms of American residential property. These homes stand independently and generally provide a private yard, garage, and separate living space.
They are especially common in suburban communities, where buyers often prioritize privacy, larger living areas, and access to schools.
Detached houses are also popular among real estate investors because they can be purchased for rental income or long-term appreciation.
Townhouses and Attached Homes
Townhouses share one or more walls with neighboring properties while maintaining separate entrances and individual ownership.
They are often found in urban and suburban areas where land is more expensive. Compared with detached houses, townhouses may offer a more affordable way to purchase residential property in desirable locations.
Many townhouse communities also include homeowners associations, which manage shared facilities and community standards.
Apartments and Condominiums
Apartments and condominiums are important components of the American housing inventory, particularly in metropolitan areas.
Apartments are generally rented, while condominiums are individually owned residential units within a larger building or community.
Cities such as New York, Los Angeles, Chicago, Miami, and Orlando have substantial apartment and condominium markets.
Multifamily housing is particularly important for investors seeking rental income because one building may contain multiple residential units.
Manufactured and Mobile Homes
Manufactured homes provide another source of housing in the United States. These properties are built in factories and transported to residential sites.
They can offer lower purchase prices than traditional site-built homes, although ownership costs may vary depending on land ownership, financing, and community fees.
Manufactured housing is especially relevant in areas where affordability is a major concern.
Which States Have the Most Houses?
The number of housing units varies significantly by state. States with large populations and extensive metropolitan areas generally have larger housing inventories.
Some of the states with the largest housing markets include:
| State | Major housing market characteristics |
|---|
| California | Large urban, suburban, and coastal housing markets |
| Texas | Extensive single-family and rapidly growing metropolitan markets |
| Florida | Strong residential, retirement, vacation, and investment markets |
| New York | Large apartment market and diverse residential property types |
| Pennsylvania | Established urban, suburban, and rural housing stock |
| Illinois | Major metropolitan housing market centered around Chicago |
| Ohio | Diverse and relatively affordable residential markets |
| Georgia | Growing metropolitan housing market around Atlanta |
The exact ranking depends on the data source and reporting year. The Census Bureau publishes annual housing unit estimates for individual states, allowing researchers and investors to compare housing inventory over time.
For investors, the total number of houses in a state is only one consideration. Population growth, employment opportunities, property prices, rental demand, and local regulations can have a much greater influence on investment performance.
Is There Enough Housing in the United States?
Although the United States has approximately 148 million housing units, housing affordability remains a major concern.
The total number of homes does not automatically determine whether housing is affordable or accessible. The location, condition, size, and availability of residential properties all matter.
For example, a city may have a large number of vacant properties, but those homes may be located far from employment centers or may not meet the needs of local households.
Several factors influence the American housing supply:
Population Growth
As the population increases, more households need places to live. Population growth can create additional demand for both owner-occupied homes and rental properties.
New Home Construction
Residential construction adds new housing units to the market. However, construction costs, land prices, zoning regulations, and labor availability can affect how quickly new homes are built.
Household Formation
Housing demand is also influenced by the number of households rather than population alone. Changes in household size, marriage, family formation, and migration can affect the number of homes required.
Location and Affordability
Housing supply is not evenly distributed across the country. Some areas have relatively affordable homes, while others experience high prices because of limited land, strong demand, or restrictions on construction.
This explains why the United States can have a substantial housing inventory while certain cities continue to experience housing shortages.
How Has the Number of Houses in the U.S. Changed Over Time?
The American housing stock has expanded considerably over the past several decades.
In 1980, the country had approximately 90 million housing units. By 2024, the total had increased to around 147 million.
This growth reflects several long-term trends:
Population growth and household formation
Expansion of suburban communities
Construction of new single-family homes
Growth in apartment and multifamily development
Increasing demand for residential property
However, the pace of housing construction has not always kept up with changes in demand.
The housing market experienced a major downturn during the 2007–2009 financial crisis. Construction activity declined sharply, and the effects of that period continued to influence the housing supply in subsequent years.
In more recent years, new residential construction has increased, although supply conditions remain different from one region to another.
For real estate investors, understanding these long-term trends can help provide a broader perspective on the American property market.
What Does the Number of Houses Mean for Real Estate Investors?
The size of the U.S. housing market creates opportunities for different types of real estate investment.
However, investors should not assume that a large housing inventory automatically leads to attractive returns.
The most important considerations often include:
Rental demand: Areas with growing employment and population may experience stronger demand for rental housing.
Property prices: The purchase price of a home directly affects potential returns and financing requirements.
Rental income: Investors need to compare expected rental income with mortgage payments, taxes, insurance, maintenance, and other expenses.
Local market conditions: A national housing statistic cannot accurately describe the investment environment in every city or neighborhood.
Long-term growth: Infrastructure development, economic expansion, and demographic changes can influence residential property values.
For international investors, the U.S. housing market offers a wide range of residential investment options. Some investors prefer single-family rental properties, while others explore condominiums, multifamily developments, or properties in growing metropolitan areas.
The key is to evaluate individual markets rather than relying solely on the total number of houses in the country.
Frequently Asked Questions
How many houses are in the U.S. in 2025?
The United States had approximately 148.1 million housing units in 2025, based on the annual average reported by the Census Bureau's Housing Vacancies and Homeownership data.
How many homes are in the U.S.?
The United States has approximately 148 million residential housing units. This includes single-family houses, apartments, condominiums, and other residential structures.
How many vacant houses are there in America?
The 2024 American Community Survey estimated approximately 14 million vacant housing units. These include homes for rent or sale, seasonal properties, and other vacant residences.
Not all vacant homes are available for immediate occupancy or purchase.
How many people own houses in the United States?
The 2024 American Community Survey reported approximately 86.6 million owner-occupied housing units. This represents the number of housing units occupied by homeowners, not the total number of individual property owners.
Are there more houses or apartments in the U.S.?
Single-family detached houses are the most common residential structure in the United States. However, apartments and other multifamily properties account for a substantial portion of the country's housing inventory, particularly in large cities.
Conclusion
So, how many houses are in the U.S.? The answer is approximately 148 million housing units as of 2025.
This enormous housing inventory includes everything from suburban detached houses to urban apartments and multifamily residential buildings.
Yet the size of the housing market alone does not explain the challenges and opportunities facing American real estate. Housing affordability, regional supply, population growth, construction activity, and rental demand all play important roles.
For homebuyers, these factors help determine where and when to purchase a property. For investors, they provide a foundation for evaluating long-term opportunities in the United States.
As the American housing market continues to evolve, understanding its overall size is an important first step toward understanding the broader real estate landscape.