diff --git a/.changeset/add-editor-member-ids.md b/.changeset/add-editor-member-ids.md
new file mode 100644
index 00000000..b9977c30
--- /dev/null
+++ b/.changeset/add-editor-member-ids.md
@@ -0,0 +1,5 @@
+---
+"@graphprotocol/hypergraph": minor
+---
+
+Add `editorIds` and `memberIds` arrays to the `PublicSpace` type returned by `Space.findManyPublic()` and `usePublicSpaces()`.
diff --git a/packages/hypergraph/src/space/find-many-public.ts b/packages/hypergraph/src/space/find-many-public.ts
index 1d1c74cc..1acb7315 100644
--- a/packages/hypergraph/src/space/find-many-public.ts
+++ b/packages/hypergraph/src/space/find-many-public.ts
@@ -21,6 +21,12 @@ const spaceFields = `
       }
     }
   }
+  editorsList {
+    memberSpaceId
+  }
+  membersList {
+    memberSpaceId
+  }
 `;
 
 const spacesQueryDocument = `
@@ -51,6 +57,8 @@ export const PublicSpaceSchema = EffectSchema.Struct({
   id: EffectSchema.String,
   name: EffectSchema.String,
   avatar: EffectSchema.optional(EffectSchema.String),
+  editorIds: EffectSchema.Array(EffectSchema.String),
+  memberIds: EffectSchema.Array(EffectSchema.String),
 });
 
 export type PublicSpace = typeof PublicSpaceSchema.Type;
@@ -69,6 +77,12 @@ type SpacesQueryResult = {
         } | null;
       }[];
     } | null;
+    editorsList?: {
+      memberSpaceId: string;
+    }[];
+    membersList?: {
+      memberSpaceId: string;
+    }[];
   }[];
 };
 
@@ -90,6 +104,14 @@ const getAvatarFromSpace = (space: SpaceQueryEntry) => {
   return undefined;
 };
 
+const getEditorIdsFromSpace = (space: SpaceQueryEntry): string[] => {
+  return (space.editorsList ?? []).map((e) => e.memberSpaceId).filter((id): id is string => typeof id === 'string');
+};
+
+const getMemberIdsFromSpace = (space: SpaceQueryEntry): string[] => {
+  return (space.membersList ?? []).map((m) => m.memberSpaceId).filter((id): id is string => typeof id === 'string');
+};
+
 export const parseSpacesQueryResult = (queryResult: SpacesQueryResult) => {
   const data: PublicSpace[] = [];
   const invalidSpaces: Record<string, unknown>[] = [];
@@ -100,6 +122,8 @@ export const parseSpacesQueryResult = (queryResult: SpacesQueryResult) => {
       id: space.id,
       name: space.page?.name ?? undefined,
       avatar: getAvatarFromSpace(space),
+      editorIds: getEditorIdsFromSpace(space),
+      memberIds: getMemberIdsFromSpace(space),
     };
 
     const decodedSpace = decodeSpace(rawSpace);
diff --git a/packages/hypergraph/test/space/find-many-public.test.ts b/packages/hypergraph/test/space/find-many-public.test.ts
index 79a571a3..72173012 100644
--- a/packages/hypergraph/test/space/find-many-public.test.ts
+++ b/packages/hypergraph/test/space/find-many-public.test.ts
@@ -5,10 +5,14 @@ const buildQuerySpace = ({
   id = 'space-id',
   name = 'Space name',
   avatar,
+  editorsList = [],
+  membersList = [],
 }: {
   id?: string;
   name?: string | null;
   avatar?: string | null;
+  editorsList?: { memberSpaceId: string }[];
+  membersList?: { memberSpaceId: string }[];
 } = {}) => {
   return {
     id,
@@ -33,6 +37,8 @@ const buildQuerySpace = ({
               },
             ],
     },
+    editorsList,
+    membersList,
   };
 };
 
@@ -47,6 +53,8 @@ describe('parseSpacesQueryResult', () => {
         id: 'space-1',
         name: 'Space 1',
         avatar: 'https://example.com/avatar.png',
+        editorIds: [],
+        memberIds: [],
       },
     ]);
     expect(invalidSpaces).toHaveLength(0);
@@ -61,6 +69,8 @@ describe('parseSpacesQueryResult', () => {
       {
         id: 'space-2',
         name: 'Space 2',
+        editorIds: [],
+        memberIds: [],
       },
     ]);
   });
@@ -78,9 +88,33 @@ describe('parseSpacesQueryResult', () => {
         id: 'space-valid',
         name: 'Space valid',
         avatar: 'https://example.com/a.png',
+        editorIds: [],
+        memberIds: [],
       },
     ]);
     expect(invalidSpaces).toHaveLength(1);
     expect(invalidSpaces[0]).toMatchObject({ id: 'space-invalid' });
   });
+
+  it('parses editorIds and memberIds', () => {
+    const { data } = parseSpacesQueryResult({
+      spaces: [
+        buildQuerySpace({
+          id: 'space-with-members',
+          name: 'Space with members',
+          editorsList: [{ memberSpaceId: 'editor-1' }, { memberSpaceId: 'editor-2' }],
+          membersList: [{ memberSpaceId: 'member-1' }],
+        }),
+      ],
+    });
+
+    expect(data).toEqual([
+      {
+        id: 'space-with-members',
+        name: 'Space with members',
+        editorIds: ['editor-1', 'editor-2'],
+        memberIds: ['member-1'],
+      },
+    ]);
+  });
 });