diff --git a/backend/routers/projects.router.test.js b/backend/routers/projects.router.test.js
new file mode 100644
index 00000000..c5c9f30c
--- /dev/null
+++ b/backend/routers/projects.router.test.js
@@ -0,0 +1,288 @@
+// Mock for Project controller
+jest.mock('../controllers/project.controller');
+
+// Mock AuthUtil.verifyCookie middleware
+const mockVerifyCookie = jest.fn((req, res, next) => next());
+jest.mock('../middleware/auth.middleware', () => ({
+  verifyCookie: mockVerifyCookie,
+}));
+
+// Import Projects router and controller
+const ProjectController = require('../controllers/project.controller');
+const projectsRouter = require('./projects.router');
+const express = require('express');
+const supertest = require('supertest');
+
+// Set up testapp for testing Projects router
+const testapp = express();
+// Allows for body parsing of JSON data
+testapp.use(express.json());
+// Allows for body parsing of HTML data
+testapp.use(express.urlencoded({ extended: false }));
+testapp.use('/api/projects/', projectsRouter);
+const request = supertest(testapp);
+
+describe('Unit testing for Projects router', () => {
+  // Clear all mocks after each test
+  afterEach(() => {
+    jest.clearAllMocks();
+  });
+
+  describe('READ', () => {
+    // Mock list of projects
+    const mockProjects = [
+      {
+        id: '1',
+        name: 'mockProject1',
+        description: 'first testing',
+        githubIdentifier: 'gitHubTest1',
+        projectStatus: 'Active',
+        location: 'South LA',
+        createdDate: Date.now(),
+        completedDate: Date.now(),
+        githubUrl: 'https://github.com/mockProject1',
+        slackUrl: 'https://slack.com/mockProject1',
+        googleDriveUrl: 'https://drive.google.com/mockProject1',
+        googleDriveId: '1',
+        hflaWebsiteUrl: 'mockHFLAurl',
+        videoConferenceLink: 'mockVideoLink',
+        lookingDescription: 'n/a',
+        recruitingCategories: ['n/a'],
+        partners: ['n/a'],
+        managedByUsers: ['n/a'],
+      },
+      {
+        id: '2',
+        name: 'mockProject2',
+        description: 'second testing',
+        githubIdentifier: 'gitHubTest2',
+        projectStatus: 'Inactive',
+        location: 'Bay Area',
+        createdDate: Date.now(),
+        completedDate: Date.now(),
+        githubUrl: 'https://github.com/mockProject2',
+        slackUrl: 'https://slack.com/mockProject2',
+        googleDriveUrl: 'https://drive.google.com/mockProject2',
+        googleDriveId: '2',
+        hflaWebsiteUrl: 'mockHFLAurl2',
+        videoConferenceLink: 'mockVideoLink2',
+        lookingDescription: 'n/a',
+        recruitingCategories: ['n/a'],
+        partners: ['n/a'],
+        managedByUsers: ['n/a'],
+      },
+    ];
+
+    it('should return a list of projects based on query with GET /api/projects/', async (done) => {
+      // Mock ProjectController.project_list method when this route is called
+      ProjectController.project_list.mockImplementationOnce((req, res) => {
+        res.status(200).send(mockProjects);
+      });
+
+      // Mock GET API call
+      const response = await request.get('/api/projects');
+
+      // Tests
+      expect(ProjectController.project_list).toHaveBeenCalled();
+      expect(response.status).toBe(200);
+      expect(response.body).toEqual(mockProjects);
+
+      // Marks completion of tests
+      done();
+    });
+
+    it('should return a single project with GET /api/projects/:ProjectId', async (done) => {
+      const mockProject = mockProjects[0];
+      const ProjectId = mockProject.id;
+
+      // Mock ProjectController.project_list method when this route is called
+      ProjectController.project_by_id.mockImplementationOnce((req, res) => {
+        res.status(200).send(mockProject);
+      });
+
+      // Mock GET API call
+      const response = await request.get(`/api/projects/${ProjectId}`);
+
+      // Tests
+      expect(ProjectController.project_by_id).toHaveBeenCalledWith(
+        expect.objectContaining({ params: { ProjectId } }),
+        expect.anything(), // Mock response
+        expect.anything(), // Mock next
+      );
+      expect(response.status).toBe(200);
+      expect(response.body).toEqual(mockProject);
+
+      // Marks completion of tests
+      done();
+    });
+  });
+
+  describe('CREATE', () => {
+    // Mock new project
+    const newProject = {
+      id: '3',
+      name: 'mockProject3',
+      description: 'first testing',
+      githubIdentifier: 'gitHubTest3',
+      projectStatus: 'Active',
+      location: 'LA',
+      createdDate: Date.now(),
+      completedDate: Date.now(),
+      githubUrl: 'https://github.com/mockProject3',
+      slackUrl: 'https://slack.com/mockProject3',
+      googleDriveUrl: 'https://drive.google.com/mockProject3',
+      googleDriveId: '3',
+      hflaWebsiteUrl: 'mockHFLAurl',
+      videoConferenceLink: 'mockVideoLink',
+      lookingDescription: 'n/a',
+      recruitingCategories: ['n/a'],
+      partners: ['n/a'],
+      managedByUsers: ['n/a'],
+    };
+
+    it('should create a new project with POST /api/projects', async (done) => {
+      // Mock ProjectController.create method when this route is called
+      ProjectController.create.mockImplementationOnce((req, res) => {
+        res.status(201).send(newProject);
+      });
+
+      // Mock API POST req
+      const response = await request.post('/api/projects').send(newProject);
+
+      // Middlware assertions
+      expect(mockVerifyCookie).toHaveBeenCalledWith(
+        expect.any(Object),
+        expect.any(Object),
+        expect.any(Function),
+      );
+
+      // Tests
+      expect(ProjectController.create).toHaveBeenCalledWith(
+        expect.objectContaining({ body: newProject }), // Check if newProject in body is parsed 
+        expect.anything(), // Mock response
+        expect.anything(), // Mock next
+      );
+      expect(response.status).toBe(201);
+      expect(response.body).toEqual(newProject);
+
+      // Marks completion of tests
+      done();
+    });
+  });
+
+  describe('UPDATE', () => {
+    // Mock filtered projects
+    const filteredProjects = [
+      {
+        id: '1',
+        name: 'Filtered Project 1',
+        description: 'Filtered description 1',
+        projectStatus: 'Active',
+        githubIdentifier: 'gitHubTest1',
+        location: 'South LA',
+        createdDate: Date.now(),
+        completedDate: Date.now(),
+        githubUrl: 'https://github.com/mockProject1',
+        slackUrl: 'https://slack.com/mockProject1',
+        googleDriveUrl: 'https://drive.google.com/mockProject1',
+        googleDriveId: '1',
+        hflaWebsiteUrl: 'mockHFLAurl',
+        videoConferenceLink: 'mockVideoLink',
+        lookingDescription: 'n/a',
+        recruitingCategories: ['n/a'],
+        partners: ['n/a'],
+        managedByUsers: ['n/a'],
+      },
+      {
+        id: '2',
+        name: 'Filtered Project 2',
+        description: 'Filtered description 2',
+        projectStatus: 'Inactive',
+        githubIdentifier: 'gitHubTest1',
+        location: 'South LA',
+        createdDate: Date.now(),
+        completedDate: Date.now(),
+        githubUrl: 'https://github.com/mockProject1',
+        slackUrl: 'https://slack.com/mockProject1',
+        googleDriveUrl: 'https://drive.google.com/mockProject1',
+        googleDriveId: '1',
+        hflaWebsiteUrl: 'mockHFLAurl',
+        videoConferenceLink: 'mockVideoLink',
+        lookingDescription: 'n/a',
+        recruitingCategories: ['n/a'],
+        partners: ['n/a'],
+        managedByUsers: ['n/a'],
+      },
+    ];
+
+    it('should return a filed list of projects for PMs with PUT /api/projects', async (done) => {
+      // Mock ProjectController.pm_filtered_projects method when this route is called
+      ProjectController.pm_filtered_projects.mockImplementationOnce((req, res) => {
+        res.status(200).send(filteredProjects);
+      });
+
+      // Mock PUT API call
+      const response = await request.put('/api/projects');
+
+      // Tests
+      expect(ProjectController.pm_filtered_projects).toHaveBeenCalled();
+      expect(response.status).toBe(200);
+      expect(response.body).toEqual(filteredProjects);
+
+      // Marks completion of tests
+      done();
+    });
+
+    const updatedProject = {
+      id: '1',
+      name: 'updated project1',
+      description: 'updated testing',
+      githubIdentifier: 'gitHubTest3',
+      projectStatus: 'Active',
+      location: 'New York',
+      createdDate: Date.now(),
+      completedDate: Date.now(),
+      githubUrl: 'https://github.com/updateProject',
+      slackUrl: 'https://slack.com/updateProject',
+      googleDriveUrl: 'https://drive.google.com/updateProject',
+      googleDriveId: '2',
+      hflaWebsiteUrl: 'updatedURL',
+      videoConferenceLink: 'updatedURL',
+      lookingDescription: 'n/a',
+      recruitingCategories: ['n/a'],
+      partners: ['n/a'],
+      managedByUsers: ['n/a'],
+    };
+
+    const ProjectId = updatedProject.id;
+
+    it('should return an updated project with PUT /api/projects/:ProjectId', async (done) => {
+      // Mock ProjectController.update method when this route is called
+      ProjectController.update.mockImplementationOnce((req, res) => {
+        res.status(200).send(updatedProject);
+      });
+
+      // Mock PUT API call
+      const response = await request.put(`/api/projects/${ProjectId}`).send(updatedProject);
+
+      // Middlware assertions
+      expect(mockVerifyCookie).toHaveBeenCalledWith(
+        expect.any(Object),
+        expect.any(Object),
+        expect.any(Function),
+      );
+
+      // Tests
+      expect(ProjectController.update).toHaveBeenCalledWith(
+        expect.objectContaining({ params: { ProjectId }}), // Check if ProjectId is parsed from params
+        expect.anything(), // Mock response
+        expect.anything(), // Mock next
+      );
+      expect(response.status).toBe(200);
+      expect(response.body).toEqual(updatedProject);
+
+      // Marks completion of tests
+      done();
+    });
+  });
+});