The 2026 IID Public Green Space Grant Program is now inviting applications from eligible organisations. Interested applicants must show why they need funding to improve urban environments through tree planting and green space development. The program supports projects that help reduce urban heat and improve environmental quality. Managed by the Imperial Irrigation District (IID), the initiative is an effort to build greener communities.
About the 2026 IID Public Green Space Grant Program
The Imperial Irrigation District provides water and energy services in California. This is a public agency with operations that can be seen throughout the city. Through its Tree for All program, IID launched the Public Green Space Grant to encourage urban greening and safer climate space. Successful applicants will use funds from this to develop and manage projects which will improve the environment of their communities.
The grant supports planting trees and promoting green initiatives. These efforts help reduce rising temperatures, improve air quality, and create a healthier climate. With better-managed urban trees, there will be lower energy demand and a better quality of life for residents. Projects funded by this agency will serve the community in a positive light.
Previous funding cycles supported multiple projects across communities in the Imperial and Coachella valleys. The program prioritises initiatives that benefit parks and rural communities with poor green infrastructure.
Funding Size
- Typical grant amount: 35,000 USD
- Maximum award: 35,000 USD
- Project duration supported: Seven months
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Who Can Apply for the 2026 IID Public Green Space Grant Program
Eligible organisation types
- Nonprofit organizations
- Community groups
- Public agencies
- Educational Institute
- Local community institutions
Registration or legal documents
- Proof of organisational status
- Authorisation to implement community projects
- Compliance with local safety
- Ability to manage grants
Project focus requirements
- Tree planting initiatives
- Expansion of public green spaces
- Urban cooling and environmental improvement projects
- Community beautification efforts
Geographic eligibility
- Projects located within the IID service areas
- Communities in the Imperial Valley
- Communities in the Coachella Valley
- Public spaces accessible to local residents
Sector or thematic focus
- Urban forestry development
- Heat reduction
- Environmental sustainability
- Community wellness
- public recreation
Application Process
- Review eligibility requirements and program guidelines provided by IID.
- Develop a project proposal based on improving public green areas.
- Prepare supporting documentation and project planning details.
- Submit the completed application to treeforallgrants@iid.com
- Await confirmation of submission and review results from the IID grant committee.
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Required Materials
- Completed application form
- Project proposal and description
- Budget plan
- Organizational information
- Supporting project documentation
Key Dates
- Application deadline: March 24, 2026
- Notification timeline: May 2026
- Project implementation period: June 2026 to December 2026
Selection Notes
- The IID Public Green Space Grant Program is very competitive
- Priority focus areas are tree planting for shade and cooling, parks and recreational areas, environmental enhancement in underserved communities and the expansion of urban green infrastructure
- Applicants outside the IID service regions should not apply
Official Source of the 2026 IID Public Green Space Grant Program
Application Page: https://www.iid.com/customer-service/grant-opportunities/public-green-space-grants