Lähteelä is a marina situated on the northern shore of the Porkkala peninsula in Kirkkonummi, Finland. It lies within a sheltered bay along the Gulf of Finland, making it a recognized waypoint for sailors navigating the coastal waters west of Helsinki. The marina is surrounded by natural forest and rocky shoreline, offering a tranquil anchorage in a scenic environment.
Lähteelä is known for its basic infrastructure, primarily serving as a guest harbour for visiting yachts and small boats. The area is popular among recreational boaters for its proximity to the Porkkala archipelago and its access to outdoor activities such as hiking. While the marina does not feature extensive amenities, it provides a practical stopover point for those exploring the southern Finnish coast.