Yes, you can absolutely refill your water bottles in Disneyland and Disney California Adventure in 2026. Disney has significantly expanded its network of dedicated bottle-filling stations as part of its sustainability initiative. These filtered stations are typically located near restrooms and in the queues of newer attractions like Star Wars: Galaxy's Edge (near the Black Spire Outpost restrooms) and Avengers Campus (at the Ancient Sanctum). Beyond these specific stations, every standard drinking fountain is available for use. A high-value "pro" tip is to visit any Quick Service dining location, where you can request a free cup of ice water; you can then pour this into your reusable bottle for a chilled, filtered refill without the cost of a $5 plastic bottle. Using the Disneyland App, you can even search for "Bottle-Filling Stations" on the map to find the nearest one. Staying hydrated is essential in the California sun, and by bringing your own insulated bottle, you save money and help reduce the thousands of single-use plastic bottles disposed of in the parks every day.