| Shareholder Report | 6 Months Ended |
| Jun. 30, 2024 USD ($) Holding |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | THE COMMUNITY DEVELOPMENT FUND |
| Entity Central Index Key | 0001649227 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jun. 30, 2024 |
| C000161514 | |
| Shareholder Report [Line Items] | |
| Fund Name | The Community Development Fund |
| Class Name | Class A |
| Trading Symbol | CDCDX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Class A Shares of the The Community Development Fund (the "Fund") for the period from January 1, 2024 to June 30, 2024. |
| Shareholder Report Annual or Semi-Annual | Semi-Annual Shareholder Report |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.communitydevelopmentfund.com/the-fund/. You can also request this information by contacting us at 1-844-445-4405. |
| Additional Information Phone Number | 1-844-445-4405 |
| Additional Information Website | https://www.communitydevelopmentfund.com/the-fund/ |
| Expenses [Text Block] | What were the Fund costs for the last six months? (based on a hypothetical $10,000 investment) Fund Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment The Community Development Fund, Class A Shares $50 1.00% |
| Expenses Paid, Amount | $ 50 |
| Expense Ratio, Percent | 1% |
| AssetsNet | $ 145,156,169 |
| Holdings Count | Holding | 121 |
| Advisory Fees Paid, Amount | $ 295,916 |
| InvestmentCompanyPortfolioTurnover | 8% |
| Holdings [Text Block] | Asset Weightings Footnote Reference Value Value Derivative Contracts (Net) - Asset-Backed Security 0.0% Short-Term Investment 1.3% U.S. Treasury Obligations 3.2% Municipal Bonds 6.8% Mortgage-Backed Securities 15.9% U.S. Government & Agency Obligations 72.6% Footnote Description Footnote * Percentages are calculated based on total net assets. |
| Material Fund Change [Text Block] | Material Fund Changes There were no material changes during the reporting period. |
| Updated Prospectus Phone Number | 1-844-445-4405 |
| Updated Prospectus Web Address | https://www.communitydevelopmentfund.com/the-fund/ |
