Westbury offers a mix of walkable areas, particularly in its downtown and near the Long Island Rail Road station, where pedestrian-friendly infrastructure has been improved. Sidewalks are present in many areas, and ongoing enhancements include wider paths and better lighting. However, the walkability may vary depending on the specific neighborhood, as some areas are more car-oriented. The relatively mild climate for much of the year makes walking a pleasant option, though distances between destinations in less central areas might make walking less practical for some errands.

Biking in Westbury can be a practical option for getting around, depending on your destination and comfort level with cycling. The area features some bike-friendly paths and access to nearby trails, such as those in Bethpage State Park, which offers paved routes for cyclists. However, urban infrastructure in Westbury may not always include dedicated bike lanes, so cyclists should be cautious and prepared for mixed-traffic conditions. The relatively flat terrain makes biking manageable, but distances between destinations could vary, influencing its convenience as a primary mode of transportation.

Public transportation in Westbury provides options that can be convenient for getting around the area. The Long Island Rail Road (LIRR) offers a reliable connection to nearby towns and New York City, making it a popular choice for commuters. Local bus services also operate in the region, connecting key locations within Westbury and surrounding areas. The infrastructure supports these transit options well, but distances between some destinations may require additional planning. Public transit can be a practical choice, though weather conditions or longer walks to stops may occasionally affect convenience.