Mercer Island Schools Band Boosters

Seattle Foundation

Seattle, WA

Seattle Foundation funds community-led work advancing racial and economic equity in Greater Seattle, including housing, economic opportunity, climate justice, democracy, arts, and organizing; some programs support specific medical or performing-arts needs. Its 2024 grants ranged from $60 to $7 million, with a median of $6,000. It accepts unsolicited requests through program-specific applications or letters of inquiry.

Gates Foundation

Seattle, WA

The Gates Foundation funds work on global health, poverty reduction, gender equality, economic opportunity, and U.S. education, primarily in low-income countries and the United States. Its 2024 grants had a median of $500,000, though amounts varied widely. It generally does not accept unsolicited requests; organizations are usually invited to apply, with occasional published funding opportunities.

M J Murdock Charitable Trust

Vancouver, WA

The M.J. Murdock Charitable Trust funds nonprofit capacity-building projects, including program and staff expansion, capital improvements, and equipment or technology, across areas such as education, health, arts, and community services. Its 2024 grants ranged from $4,000 to about $1.55 million, with a median of $87,000; it focuses on Alaska, Idaho, Montana, Oregon, and Washington, and also considers projects with more than half their impact there. Applicants start with an eligibility assessment and, if eligible, submit a Letter of Inquiry; the profile does not state whether unsolicited requests are accepted.

Artsfund

Seattle, WA

ArtsFund supports Washington nonprofit arts and cultural organizations, primarily with unrestricted general operating grants, while some awards fund specific projects or capital needs. Its 2025 grants had a median of $17,500 and ranged from $5,934 to $860,000; Annual Allocations Grants are invitation-only, so unsolicited applications are not accepted for that program.

The Avista Foundation

Spokane, WA

The Avista Foundation supports 501(c)(3) nonprofits working in education, basic needs and poverty, and economic and cultural vitality. Its 2025 grants had a median of $1,000, though awards ranged from $20 to $350,000, and it serves communities in eastern Washington, northern Idaho, parts of southern Oregon, Sanders County, Montana, and Juneau, Alaska.

Scholar Fund

Seattle, WA

Scholar Fund supports community organizations and programs addressing childcare, college access, economic hardship, and barriers to resources, with a focus on underserved communities. Its 2023 grants had a median of $23,486 and ranged from $5,036 to $1,313,081; 98% of grant dollars went to Washington recipients. The profile does not state whether it accepts unsolicited requests.

The Roots and Wings Foundation Inc

Seattle, WA

The Roots & Wings Foundation supports nonprofits helping low-income children and families thrive, especially from pregnancy through age three, in areas including basic needs, early learning, health, and safety and justice. Its 2024 grants ranged from $100 to $2 million, with a median of $55,000, and it funds organizations in Wisconsin, Washington, and nationally. It does not accept unsolicited requests; it identifies potential partners and invites aligned organizations to apply.

The Norcliffe Foundation

Seattle, WA

The Norcliffe Foundation funds Puget Sound nonprofits in areas including human services, education, healthcare, arts and culture, environment, and community projects; it supports programs, operations, capacity building, and capital projects. Grants vary widely, but the median is $20,000 and nearly 60% are $15,000 or less. It serves 11 counties in Washington’s Puget Sound region and accepts applications year-round through its online system.

Innovia Foundation

Spokane, WA

Innovia Foundation funds nonprofits and community projects focused on health and wellbeing, education and youth, economic opportunity, quality of life, and arts and culture, primarily in Eastern Washington and North Idaho. Its 2026 Community Grant awards were capped at $15,000, with most expected to be about $7,500; the application cycle has closed. It accepts applications through its grant programs, but the profile does not state whether it accepts unsolicited requests.

Thurston County Economic Development Cou

Lacey, WA

Thurston County Economic Development Council supports local economic development, including small businesses, childcare providers, agricultural producers, and community organizations through business assistance and grant programs. Awards vary by program, from up to $20,000 for eligible agricultural producers to larger grants; it serves Thurston County, Washington. The profile does not state whether it accepts unsolicited requests.

McKinstry Charitable Foundation

Seattle, WA

Rei Cooperative Action Fund

Sumner, WA

The REI Cooperative Action Fund supports U.S. nonprofits expanding equitable access to the outdoors, connecting historically excluded communities with outdoor experiences, and advancing research on nature and health. In 2024, grants ranged from $9,342 to $386,438, with a median of $15,000; it funds organizations serving communities across the U.S. and does not accept unsolicited grant requests, though recommendations are considered.