The Trans Jogja Bus system is an essential urban transportation service in Yogyakarta and its surrounding areas. With numerous bus stops strategically located throughout the Yogyakarta Urban Area, it aims to provide convenient boarding and disembarkation points for passengers. To improve the commuting experience for passengers, it is crucial to ensure that the Trans Jogja shelters are easily accessible and equipped with a comprehensive range of amenities, cove ring all regions within the urban area. To evaluate the service level of Trans Jogja Bus stops, the service area from each bus stop is modeled as an interactive isochronous service area map. These maps depict the coverage area of each bus stop based on network analysis, considering travel time to the road network. Each bus stop is a single node with four distinct travel time values: 3, 6, 9, 12, and 15 minutes. By employing this interactive modeling approach, the service areas of Trans Jogja bus stops can be presented, along with other variables representing the population in and around these bus stops. The resulting interactive visualization of these isochrone maps showcases the spatial distribution of the bus stop locations and their respective service areas at each travel time interval. This web-based visualization represents the coverage provided by the Trans Jogja bus system across the Yogyakarta urban area. The service area modeling using isochronous service area maps a comprehensive overview of the services offered by Trans Jogja bus stops in Yogyakarta, giving a clear depiction of the accessible amenities around each bus stops. It supports efforts to optimize service accessibility and quality, ensuring a seamless and efficient transportation experience for passengers.