## FAQ

### 1. What are the primary heating systems used in new single-family homes in 2023?
Almost all new single-family homes that started construction in 2023 used either an air/ground source heat pump or a forced air system (without heat pump) for the primary heating system.

### 2. How has the usage of air or ground-source heat pumps changed over time?
The share of new homes using an air or ground-source heat pump as the primary means of providing heat has increased, going from 23% in 2000 to 45% in 2023.

### 3. What are the primary fuel sources for heating in new single-family homes?
Approximately 54% of new homes started in 2023 use electricity as the primary heating fuel, followed by natural gas at 43%, propane at 3%, and oil at 0.1%.

### 4. What percentage of new single-family homes started in 2023 had central AC systems?
In 2023, 98% of new single-family homes started had a central AC system.

## Conclusion

The data from the Census’s Survey of Construction highlights the prevalent use of air/ground source heat pumps and forced air systems in new single-family homes in 2023. The shift towards more energy-efficient heating systems like heat pumps reflects a growing trend towards sustainability in home construction. Additionally, the data on primary heating fuel sources and central AC systems provides insights into regional preferences and trends in the housing market. As technology continues to advance, we can expect further evolution in the heating and cooling systems used in new homes to prioritize efficiency and environmental considerations.