diff --git a/apps/api/src/views/views.service.test.ts b/apps/api/src/views/views.service.test.ts
index cc6b5c1d..379fbf8f 100644
--- a/apps/api/src/views/views.service.test.ts
+++ b/apps/api/src/views/views.service.test.ts
@@ -152,6 +152,36 @@ describe('cleanViewConfig — dashboard metric tiles (MN-225 / #168)', () => {
     expect(result).toHaveLength(1);
   });
 
+  // #304: a tile carries its OWN filter so each tile can measure a different slice.
+  // It must survive the read path (the zod config would strip an unknown key) and get
+  // the same dead-field pruning the view's own filter gets.
+  it('keeps a tile filter, and prunes only its dead conditions (#304)', () => {
+    const result = tiles([
+      {
+        id: '66666666-6666-6666-6666-666666666666',
+        label: '',
+        op: 'count',
+        filter: { and: [{ field: 'amount', op: 'gt', value: 5 }] },
+      } as never,
+    ]);
+    expect(result).toHaveLength(1);
+    expect(result![0]!.filter).toEqual({ and: [{ field: 'amount', op: 'gt', value: 5 }] });
+  });
+
+  it('drops a tile-filter condition on a deleted field but keeps the tile (#304)', () => {
+    const result = tiles([
+      {
+        id: '77777777-7777-7777-7777-777777777777',
+        label: '',
+        op: 'count',
+        filter: { and: [{ field: 'ghost', op: 'eq', value: 1 }] },
+      } as never,
+    ]);
+    // The tile is still configured — only the dead condition goes (#305's rule).
+    expect(result).toHaveLength(1);
+    expect(result![0]!.filter).toBeUndefined();
+  });
+
   it('defaults to an empty array when tiles are absent', () => {
     expect(tiles(undefined as unknown as ViewConfig['dashboard_tiles'])).toEqual([]);
   });
diff --git a/apps/api/src/views/views.service.ts b/apps/api/src/views/views.service.ts
index a9cd4cb7..dab10bf7 100644
--- a/apps/api/src/views/views.service.ts
+++ b/apps/api/src/views/views.service.ts
@@ -97,9 +97,17 @@ export function cleanViewConfig(
     // field) produced `{op:'sum'}` with no field, and the tile was silently
     // garbage-collected on the very next read — the card "deleted itself".
     // "Unconfigured" and "dangling" are different states; only the latter is junk.
-    dashboard_tiles: (config.dashboard_tiles ?? []).filter(
-      (t) => t.field_api_name == null || liveApiNames.has(t.field_api_name),
-    ),
+    dashboard_tiles: (config.dashboard_tiles ?? [])
+      .filter((t) => t.field_api_name == null || liveApiNames.has(t.field_api_name))
+      // #304: a tile's own filter gets the same pruning the view's filter gets —
+      // a condition on a deleted field is dropped rather than left to fail at query
+      // time. The TILE itself survives (it is still configured); only the dead
+      // condition goes, exactly as cleanFilterNode does for the view.
+      .map((t) =>
+        t.filter
+          ? { ...t, filter: cleanFilterNode(t.filter, liveApiNames) as typeof t.filter }
+          : t,
+      ),
     // Dashboard chart/table widgets (MN-225 / #168, Phase 2): same rule.
     // #305: requiring a live `group_by_field_api_name` meant a freshly added
     // chart (created with no group-by, by design — you pick it afterwards) was
diff --git a/apps/web/src/components/views/dashboard-view.tsx b/apps/web/src/components/views/dashboard-view.tsx
index 47e29f67..973be82b 100644
--- a/apps/web/src/components/views/dashboard-view.tsx
+++ b/apps/web/src/components/views/dashboard-view.tsx
@@ -2,9 +2,10 @@
 
 import { useEffect, useMemo } from 'react';
 import { Plus, Trash2 } from 'lucide-react';
-import { useDatabase, useRecordsInfinite } from '../table-view/use-table-data';
-import type { FilterNode, ViewConfig } from './use-view-state';
-import { queryBodyFromConfig } from './use-view-state';
+import { useDatabase, useMembers, useRecordsInfinite } from '../table-view/use-table-data';
+import type { FilterNode, ViewConfig, FilterGroup } from './use-view-state';
+import { andFilterNodes, queryBodyFromConfig } from './use-view-state';
+import { FiltersSection } from './view-toolbar';
 import {
   TILE_OPS,
   computeTileValue,
@@ -23,6 +24,8 @@ export interface DashboardTile {
   label: string;
   op: TileOp;
   field_api_name?: string;
+  /** #304 — this tile's own scope, ANDed with the view's filter. */
+  filter?: FilterNode;
 }
 
 const SELECT_CLASS =
@@ -57,6 +60,12 @@ export function DashboardView({
   onPatch: (updates: Partial<ViewConfig>) => void;
 }) {
   const database = useDatabase(ws, db);
+  // #304 — the tile filter builder needs the roster for person-field conditions.
+  const members = useMembers(ws, !readOnly);
+  const memberList = useMemo(
+    () => (members.data ?? []).map((m) => ({ id: m.user.id, name: m.user.name })),
+    [members.data],
+  );
   const queryBody = useMemo(() => queryBodyFromConfig(config, personalFilter), [config, personalFilter]);
   const records = useRecordsInfinite(ws, db, queryBody);
 
@@ -125,7 +134,6 @@ export function DashboardView({
 
       <div className="grid gap-3" style={{ gridTemplateColumns: 'repeat(auto-fill, minmax(220px, 1fr))' }}>
         {tiles.map((tile) => {
-          const value = loading ? null : computeTileValue(tile.op, tile.field_api_name, rows);
           const heading = tile.label.trim() || defaultTileLabel(tile.op, fieldName.get(tile.field_api_name ?? ''));
           return (
             <div
@@ -146,7 +154,7 @@ export function DashboardView({
                 )}
               </div>
               <span className="text-3xl font-semibold tabular-nums text-ink">
-                {loading ? <span className="text-muted">…</span> : formatTileValue(value)}
+                <TileValue ws={ws} db={db} config={config} personalFilter={personalFilter} tile={tile} />
               </span>
 
               {!readOnly && (
@@ -158,6 +166,18 @@ export function DashboardView({
                     onChange={(e) => updateTile(tile.id, { label: e.target.value })}
                     className="h-8 rounded-[var(--radius-control)] border border-border-default bg-card px-2 text-[13px] text-ink placeholder:text-faint"
                   />
+                  {/* #304 — this tile's own scope. The SAME builder the view toolbar
+                      uses (one filter spec, one UI), so a tile can measure a slice
+                      instead of every tile repeating the view's total. No viewId is
+                      passed: Personal scope is a per-VIEW override, not a per-tile one. */}
+                  <FiltersSection
+                    ws={ws}
+                    db={db}
+                    fields={fields}
+                    members={memberList}
+                    filters={tile.filter as FilterGroup | undefined}
+                    onChange={(filter) => updateTile(tile.id, { filter: filter as FilterNode | undefined })}
+                  />
                   <div className="flex gap-1.5">
                     <select
                       aria-label="Aggregation"
@@ -245,3 +265,49 @@ export function DashboardView({
     </div>
   );
 }
+
+/**
+ * #304 — one tile's number, fetched with THAT tile's own scope.
+ *
+ * A tile is its own component precisely so it can own a query: the tile filter is
+ * ANDed onto the view's (and the viewer's personal) filter and sent to the SAME
+ * grant-scoped /records/query path every other view uses. That reuses the server's
+ * filter semantics instead of re-implementing operator behaviour client-side, and
+ * it keeps a tile from ever reading past the viewer's access.
+ *
+ * Two tiles with identical scope share one request — react-query dedupes on the
+ * query key, so N tiles do not mean N round trips.
+ */
+function TileValue({
+  ws,
+  db,
+  config,
+  personalFilter,
+  tile,
+}: {
+  ws: string;
+  db: string;
+  config: ViewConfig;
+  personalFilter?: FilterNode;
+  tile: DashboardTile;
+}) {
+  const scoped = useMemo(
+    () => andFilterNodes(personalFilter, tile.filter),
+    [personalFilter, tile.filter],
+  );
+  const queryBody = useMemo(
+    () => queryBodyFromConfig(config, scoped as FilterNode | undefined),
+    [config, scoped],
+  );
+  const records = useRecordsInfinite(ws, db, queryBody);
+  const { hasNextPage, isFetchingNextPage, fetchNextPage } = records;
+  // Aggregate over the whole matching set, not just page 1.
+  useEffect(() => {
+    if (hasNextPage && !isFetchingNextPage) void fetchNextPage();
+  }, [hasNextPage, isFetchingNextPage, fetchNextPage]);
+
+  const rows = useMemo(() => (records.data?.pages ?? []).flatMap((p) => p.data), [records.data]);
+  const loading = records.isLoading || hasNextPage || isFetchingNextPage;
+  if (loading) return <span className="text-muted">…</span>;
+  return <>{formatTileValue(computeTileValue(tile.op, tile.field_api_name, rows))}</>;
+}
diff --git a/docs/api/openapi.json b/docs/api/openapi.json
index 3c9ff96f..03bcc3f2 100644
--- a/docs/api/openapi.json
+++ b/docs/api/openapi.json
@@ -9252,6 +9252,9 @@
                       "type": "string",
                       "minLength": 1,
                       "maxLength": 100
+                    },
+                    "filter": {
+                      "$ref": "#/components/schemas/CreateViewDto__schema0"
                     }
                   },
                   "required": [
@@ -9612,6 +9615,9 @@
                       "type": "string",
                       "minLength": 1,
                       "maxLength": 100
+                    },
+                    "filter": {
+                      "$ref": "#/components/schemas/UpdateViewDto__schema0"
                     }
                   },
                   "required": [
diff --git a/packages/schemas/src/views.ts b/packages/schemas/src/views.ts
index 9c752e7d..a3e98fab 100644
--- a/packages/schemas/src/views.ts
+++ b/packages/schemas/src/views.ts
@@ -19,6 +19,13 @@ export const dashboardTileSchema = z.object({
   op: z.enum(['count', 'sum', 'avg', 'min', 'max']),
   /** Required for sum/avg/min/max; omitted (ignored) for count. */
   field_api_name: z.string().trim().min(1).max(100).optional(),
+  /**
+   * #304 — this tile's OWN scope, ANDed with the view's filter. Without it every
+   * tile on a dashboard necessarily shows the same number, which is what made the
+   * feature useless ("I can't select what to show. Except for how to aggregate").
+   * Same filter AST as views / /records/query / rollups — never a second language.
+   */
+  filter: filterSchema.optional(),
 });
 export type DashboardTile = z.infer<typeof dashboardTileSchema>;
 
diff --git a/packages/sdk/src/generated/schema.ts b/packages/sdk/src/generated/schema.ts
index 537387ac..b9f85243 100644
--- a/packages/sdk/src/generated/schema.ts
+++ b/packages/sdk/src/generated/schema.ts
@@ -3839,6 +3839,7 @@ export interface components {
                     /** @enum {string} */
                     op: "count" | "sum" | "avg" | "min" | "max";
                     field_api_name?: string;
+                    filter?: components["schemas"]["CreateViewDto__schema0"];
                 }[];
                 /** @default [] */
                 dashboard_widgets: {
@@ -3941,6 +3942,7 @@ export interface components {
                     /** @enum {string} */
                     op: "count" | "sum" | "avg" | "min" | "max";
                     field_api_name?: string;
+                    filter?: components["schemas"]["UpdateViewDto__schema0"];
                 }[];
                 /** @default [] */
                 dashboard_widgets: {