diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e0f0cb6..759906cf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+- Added `exclude.readOnly` and `exclude.hidden` options to Gerrit connection config. [#280](https://github.com/sourcebot-dev/sourcebot/pull/280)
+
 ## [3.1.1] - 2025-04-28
 
 ### Changed
diff --git a/docs/docs/connections/gerrit.mdx b/docs/docs/connections/gerrit.mdx
index 627ac526..b1dc525c 100644
--- a/docs/docs/connections/gerrit.mdx
+++ b/docs/docs/connections/gerrit.mdx
@@ -51,7 +51,13 @@ To connect to a gerrit instance, provide the `url` property to your config:
                 "projects": [
                     "project1/foo-project",
                     "project2/sub-project/some-sub-folder/**"
-                ]
+                ],
+
+                // projects that have state READ_ONLY
+                "readOnly": true,
+
+                // projects that have state HIDDEN
+                "hidden": true
             }
         }
         ```
@@ -110,6 +116,16 @@ To connect to a gerrit instance, provide the `url` property to your config:
             ]
           ],
           "description": "List of specific projects to exclude from syncing."
+        },
+        "readOnly": {
+          "type": "boolean",
+          "default": false,
+          "description": "Exclude read-only projects from syncing."
+        },
+        "hidden": {
+          "type": "boolean",
+          "default": false,
+          "description": "Exclude hidden projects from syncing."
         }
       },
       "additionalProperties": false
diff --git a/packages/backend/src/gerrit.ts b/packages/backend/src/gerrit.ts
index bb8a22ad..1ecb4add 100644
--- a/packages/backend/src/gerrit.ts
+++ b/packages/backend/src/gerrit.ts
@@ -1,5 +1,5 @@
 import fetch from 'cross-fetch';
-import { GerritConfig } from "@sourcebot/schemas/v2/index.type"
+import { GerritConnectionConfig } from "@sourcebot/schemas/v3/index.type"
 import { createLogger } from './logger.js';
 import micromatch from "micromatch";
 import { measure, fetchWithRetry } from './utils.js';
@@ -12,16 +12,19 @@ interface GerritProjects {
    [projectName: string]: GerritProjectInfo;
 }
 
+// https://gerrit-review.googlesource.com/Documentation/rest-api-projects.html#:~:text=date%20upon%20submit.-,state,-optional
+type GerritProjectState = 'ACTIVE' | 'READ_ONLY' | 'HIDDEN';
+
 interface GerritProjectInfo {
    id: string;
-   state?: string;
+   state?: GerritProjectState;
    web_links?: GerritWebLink[];
 }
 
 interface GerritProject {
    name: string;
    id: string;
-   state?: string;
+   state?: GerritProjectState;
    web_links?: GerritWebLink[];
 }
 
@@ -32,7 +35,7 @@ interface GerritWebLink {
 
 const logger = createLogger('Gerrit');
 
-export const getGerritReposFromConfig = async (config: GerritConfig): Promise<GerritProject[]> => {
+export const getGerritReposFromConfig = async (config: GerritConnectionConfig): Promise<GerritProject[]> => {
    const url = config.url.endsWith('/') ? config.url : `${config.url}/`;
    const hostname = new URL(config.url).hostname;
 
@@ -57,24 +60,24 @@ export const getGerritReposFromConfig = async (config: GerritConfig): Promise<Ge
       throw e;
    }
 
-   // exclude "All-Projects" and "All-Users" projects
-   const excludedProjects = ['All-Projects', 'All-Users', 'All-Avatars', 'All-Archived-Projects'];
-   projects = projects.filter(project => !excludedProjects.includes(project.name));
-   
    // include repos by glob if specified in config
    if (config.projects) {
       projects = projects.filter((project) => {
          return micromatch.isMatch(project.name, config.projects!);
       });
    }
-   
-   if (config.exclude && config.exclude.projects) {
-      projects = projects.filter((project) => {
-         return !micromatch.isMatch(project.name, config.exclude!.projects!);
-      });
-   }
 
-   logger.debug(`Fetched ${Object.keys(projects).length} projects in ${durationMs}ms.`);
+   projects = projects
+      .filter((project) => {
+         const isExcluded = shouldExcludeProject({
+            project,
+            exclude: config.exclude,
+         });
+
+         return !isExcluded;
+      });
+
+   logger.debug(`Fetched ${projects.length} projects in ${durationMs}ms.`);
    return projects;
 };
 
@@ -137,3 +140,51 @@ const fetchAllProjects = async (url: string): Promise<GerritProject[]> => {
 
    return allProjects;
 };
+
+const shouldExcludeProject = ({
+   project,
+   exclude,
+}: {
+   project: GerritProject,
+   exclude?: GerritConnectionConfig['exclude'],
+}) => {
+   let reason = '';
+
+   const shouldExclude = (() => {
+      if ([
+            'All-Projects',
+            'All-Users',
+            'All-Avatars',
+            'All-Archived-Projects'
+         ].includes(project.name)) {
+         reason = `Project is a special project.`;
+         return true;
+      }
+
+      if (!!exclude?.readOnly && project.state === 'READ_ONLY') {
+         reason = `\`exclude.readOnly\` is true`;
+         return true;
+      }
+
+      if (!!exclude?.hidden && project.state === 'HIDDEN') {
+         reason = `\`exclude.hidden\` is true`;
+         return true;
+      }
+
+      if (exclude?.projects) {
+         if (micromatch.isMatch(project.name, exclude.projects)) {
+            reason = `\`exclude.projects\` contains ${project.name}`;
+            return true;
+         }
+      }
+
+      return false;
+   })();
+
+   if (shouldExclude) {
+      logger.debug(`Excluding project ${project.name}. Reason: ${reason}`);
+      return true;
+   }
+
+   return false;
+}
\ No newline at end of file
diff --git a/packages/schemas/src/v3/connection.schema.ts b/packages/schemas/src/v3/connection.schema.ts
index 2b65df48..8213fcbd 100644
--- a/packages/schemas/src/v3/connection.schema.ts
+++ b/packages/schemas/src/v3/connection.schema.ts
@@ -494,6 +494,16 @@ const schema = {
                 ]
               ],
               "description": "List of specific projects to exclude from syncing."
+            },
+            "readOnly": {
+              "type": "boolean",
+              "default": false,
+              "description": "Exclude read-only projects from syncing."
+            },
+            "hidden": {
+              "type": "boolean",
+              "default": false,
+              "description": "Exclude hidden projects from syncing."
             }
           },
           "additionalProperties": false
diff --git a/packages/schemas/src/v3/connection.type.ts b/packages/schemas/src/v3/connection.type.ts
index 355e5104..6593b59a 100644
--- a/packages/schemas/src/v3/connection.type.ts
+++ b/packages/schemas/src/v3/connection.type.ts
@@ -234,6 +234,14 @@ export interface GerritConnectionConfig {
      * List of specific projects to exclude from syncing.
      */
     projects?: string[];
+    /**
+     * Exclude read-only projects from syncing.
+     */
+    readOnly?: boolean;
+    /**
+     * Exclude hidden projects from syncing.
+     */
+    hidden?: boolean;
   };
 }
 export interface BitbucketConnectionConfig {
diff --git a/packages/schemas/src/v3/gerrit.schema.ts b/packages/schemas/src/v3/gerrit.schema.ts
index 9ecca34a..b8b99e76 100644
--- a/packages/schemas/src/v3/gerrit.schema.ts
+++ b/packages/schemas/src/v3/gerrit.schema.ts
@@ -45,6 +45,16 @@ const schema = {
             ]
           ],
           "description": "List of specific projects to exclude from syncing."
+        },
+        "readOnly": {
+          "type": "boolean",
+          "default": false,
+          "description": "Exclude read-only projects from syncing."
+        },
+        "hidden": {
+          "type": "boolean",
+          "default": false,
+          "description": "Exclude hidden projects from syncing."
         }
       },
       "additionalProperties": false
diff --git a/packages/schemas/src/v3/gerrit.type.ts b/packages/schemas/src/v3/gerrit.type.ts
index 735f87f6..752a63b3 100644
--- a/packages/schemas/src/v3/gerrit.type.ts
+++ b/packages/schemas/src/v3/gerrit.type.ts
@@ -18,5 +18,13 @@ export interface GerritConnectionConfig {
      * List of specific projects to exclude from syncing.
      */
     projects?: string[];
+    /**
+     * Exclude read-only projects from syncing.
+     */
+    readOnly?: boolean;
+    /**
+     * Exclude hidden projects from syncing.
+     */
+    hidden?: boolean;
   };
 }
diff --git a/packages/schemas/src/v3/index.schema.ts b/packages/schemas/src/v3/index.schema.ts
index 992c58b9..f024b562 100644
--- a/packages/schemas/src/v3/index.schema.ts
+++ b/packages/schemas/src/v3/index.schema.ts
@@ -623,6 +623,16 @@ const schema = {
                         ]
                       ],
                       "description": "List of specific projects to exclude from syncing."
+                    },
+                    "readOnly": {
+                      "type": "boolean",
+                      "default": false,
+                      "description": "Exclude read-only projects from syncing."
+                    },
+                    "hidden": {
+                      "type": "boolean",
+                      "default": false,
+                      "description": "Exclude hidden projects from syncing."
                     }
                   },
                   "additionalProperties": false
diff --git a/packages/schemas/src/v3/index.type.ts b/packages/schemas/src/v3/index.type.ts
index 461aa6bb..3b4584ba 100644
--- a/packages/schemas/src/v3/index.type.ts
+++ b/packages/schemas/src/v3/index.type.ts
@@ -329,6 +329,14 @@ export interface GerritConnectionConfig {
      * List of specific projects to exclude from syncing.
      */
     projects?: string[];
+    /**
+     * Exclude read-only projects from syncing.
+     */
+    readOnly?: boolean;
+    /**
+     * Exclude hidden projects from syncing.
+     */
+    hidden?: boolean;
   };
 }
 export interface BitbucketConnectionConfig {
diff --git a/schemas/v3/gerrit.json b/schemas/v3/gerrit.json
index fe18a97f..dccb4e10 100644
--- a/schemas/v3/gerrit.json
+++ b/schemas/v3/gerrit.json
@@ -44,6 +44,16 @@
                         ]
                     ],
                     "description": "List of specific projects to exclude from syncing."
+                },
+                "readOnly": {
+                    "type": "boolean",
+                    "default": false,
+                    "description": "Exclude read-only projects from syncing."
+                },
+                "hidden": {
+                    "type": "boolean",
+                    "default": false,
+                    "description": "Exclude hidden projects from syncing."
                 }
             },
             "additionalProperties": false