1. Grants – this is the most common source of income. 501c3 approved organization are eligible to apply for grants. Nowadays, more and more nonprofit organizations are using a grant managing software to accelerate their grant seeking and applying efforts. Continue reading here.

2. Cash Donations – a great source of funding for nonprofits supplying their immediate need of liquidity.

3. Contributions – usually these are board members’ contributions and large donors’ contributions.

4. Membership Dues – received from members from a membership-based nonprofit organization.

5. Investment Income – the most common type of investment income is the interest received from savings accounts; loans; etc.

6. Fundraising campaigns – based on the organization’s activities; seasonal or annual; such as #GivingTuesday. Continue reading here.

7. Crowdfunding – Crowdfunding is a fundraising model to collect small donations from a large number of people. Continue reading here.

8. Matching grants – Matching grants are an effective source of funding projects of all sizes, however they appear to be more effective and realistic for smaller size projects, especially the ones with strong community involvement. Continue reading here.

9. Volunteer Grant Programs “Dollars for Doers” – many Fortune 500 companies provide this additional opportunity for their employees to give back to the community. The companies give money to the nonprofit organization based on the volunteer hours the employee served the nonprofit. Each company has its own restrictions. Continue reading here.

10. Program Service Revenue – this is a large group that includes revenues from organization’s program activities, such as income from participation fees; etc.

11. In-kind donations – in the form of food, clothes, shoes, cars, boats, furniture, etc.

12. Loan Financing for nonprofits – Loan financing is a potentially advantageous source of funding for many nonprofits. It is often times faster and easier to secure loans than grant funding. Continue reading here.

13. Giving Circles – Giving circles serve as a valuable source of funding for nonprofits, both small and large. Giving circles are groups of individuals who come together to pool their money, non-cash giving, time, volunteer hours and other resources. Once the financial and other resources are pooled, these items are given to 501c3 charitable organizations in the form of grants and contributions. Continue reading here.

14. UBI (unrelated business income) – this is income from regularly carried activities, not substantially related to the nonprofit’s exempt purpose and is a trade or business. Examples include income from sponsorship, advertising, etc.

15. Other income – in the form of refunds, taxes, etc.