This resource asses how climate change affects water, sanitation and hygiene (WASH) services, and how that impacts outcomes for marginalised groups, including people with disabilities. The article discusses how the design of climate-resilient programs for community development, there is growing awareness of the benefits of gender assessments, but it is far less common that disability is considered. It presents a case study to highlight that meaningful inclusion of people with disabilities can reveal their knowledge and capacities to contribute, and results in more contextualised and socially-just responses to climate change and WASH services.