diff --git a/x-pack/plugins/maps/public/classes/layers/tiled_vector_layer/tiled_vector_layer.tsx b/x-pack/plugins/maps/public/classes/layers/tiled_vector_layer/tiled_vector_layer.tsx
index 5916d90890981..880a47d0981cb 100644
--- a/x-pack/plugins/maps/public/classes/layers/tiled_vector_layer/tiled_vector_layer.tsx
+++ b/x-pack/plugins/maps/public/classes/layers/tiled_vector_layer/tiled_vector_layer.tsx
@@ -66,22 +66,22 @@ export class TiledVectorLayer extends VectorLayer {
     this._source = source as ITiledSingleLayerVectorSource;
   }
 
-  getMetaFromTiles(): TileMetaFeature[] {
+  _getMetaFromTiles(): TileMetaFeature[] {
     return this._descriptor.__metaFromTiles || [];
   }
 
   getCustomIconAndTooltipContent(): CustomIconAndTooltipContent {
-    const tileMetas = this.getMetaFromTiles();
+    const tileMetas = this._getMetaFromTiles();
     if (!tileMetas.length) {
       return NO_RESULTS_ICON_AND_TOOLTIPCONTENT;
     }
 
-    const totalFeatures: number = tileMetas.reduce((acc: number, tileMeta: Feature) => {
+    const totalFeaturesCount: number = tileMetas.reduce((acc: number, tileMeta: Feature) => {
       const count = tileMeta && tileMeta.properties ? tileMeta.properties[KBN_FEATURE_COUNT] : 0;
       return count + acc;
     }, 0);
 
-    if (totalFeatures === 0) {
+    if (totalFeaturesCount === 0) {
       return NO_RESULTS_ICON_AND_TOOLTIPCONTENT;
     }
 
@@ -93,9 +93,17 @@ export class TiledVectorLayer extends VectorLayer {
       icon: this.getCurrentStyle().getIcon(),
       tooltipContent: isIncomplete
         ? i18n.translate('xpack.maps.tiles.resultsTrimmedMsg', {
-            defaultMessage: `Layer shows incomplete results`,
+            defaultMessage: `Results limited to {count} documents.`,
+            values: {
+              count: totalFeaturesCount,
+            },
           })
-        : null,
+        : i18n.translate('xpack.maps.tiles.resultsCompleteMsg', {
+            defaultMessage: `Found {count} documents.`,
+            values: {
+              count: totalFeaturesCount,
+            },
+          }),
       areResultsTrimmed: isIncomplete,
     };
   }
@@ -340,7 +348,7 @@ export class TiledVectorLayer extends VectorLayer {
       return null;
     }
 
-    const metaFromTiles = this.getMetaFromTiles();
+    const metaFromTiles = this._getMetaFromTiles();
     return await style.pluckStyleMetaFromTileMeta(metaFromTiles);
   }
 }
diff --git a/x-pack/plugins/maps/public/classes/styles/vector/properties/dynamic_color_property.test.tsx b/x-pack/plugins/maps/public/classes/styles/vector/properties/dynamic_color_property.test.tsx
index f5266efbd983e..dfe358586cb94 100644
--- a/x-pack/plugins/maps/public/classes/styles/vector/properties/dynamic_color_property.test.tsx
+++ b/x-pack/plugins/maps/public/classes/styles/vector/properties/dynamic_color_property.test.tsx
@@ -642,7 +642,7 @@ test('Should read out ordinal type correctly', async () => {
 });
 
 describe('renderDataMappingPopover', () => {
-  test('Switch toggle should be enabled', () => {
+  test('Should render OrdinalDataMappingPopover', () => {
     const colorStyle = makeProperty(
       {
         color: 'Blues',
diff --git a/x-pack/plugins/maps/server/mvt/get_tile.ts b/x-pack/plugins/maps/server/mvt/get_tile.ts
index 4eb49eeeb41f1..db9b4bab248a9 100644
--- a/x-pack/plugins/maps/server/mvt/get_tile.ts
+++ b/x-pack/plugins/maps/server/mvt/get_tile.ts
@@ -44,6 +44,9 @@ import { pluckRangeFieldMeta } from '../../common/pluck_range_field_meta';
 import { FieldMeta, TileMetaFeature } from '../../common/descriptor_types';
 import { pluckCategoryFieldMeta } from '../../common/pluck_category_field_meta';
 
+// heuristic. largest color-palette has 30 colors. 1 color is used for 'other'.
+const TERM_COUNT = 30 - 1;
+
 function isAbortError(error: Error) {
   return error.message === 'Request aborted' || error.message === 'Aborted';
 }
@@ -132,7 +135,7 @@ export async function getGridTile({
           }
         });
 
-        const categoryMeta = pluckCategoryFieldMeta(features, fieldName, 20);
+        const categoryMeta = pluckCategoryFieldMeta(features, fieldName, TERM_COUNT);
 
         if (!fieldMeta[fieldName]) {
           fieldMeta[fieldName] = {};
@@ -341,10 +344,18 @@ export async function getTile({
 
       const fieldMeta: FieldMeta = {};
       fieldNames.forEach((fieldName: string) => {
+        if (
+          fieldName === '_index' ||
+          fieldName === '_id' ||
+          fieldName === FEATURE_ID_PROPERTY_NAME
+        ) {
+          return;
+        }
+
         const rangeMeta = pluckRangeFieldMeta(features, fieldName, (rawValue: unknown) => {
           return typeof rawValue === 'number' ? rawValue : NaN;
         });
-        const categoryMeta = pluckCategoryFieldMeta(features, fieldName, 20);
+        const categoryMeta = pluckCategoryFieldMeta(features, fieldName, TERM_COUNT);
 
         if (!fieldMeta[fieldName]) {
           fieldMeta[fieldName] = {};
diff --git a/x-pack/test/api_integration/apis/maps/get_tile.js b/x-pack/test/api_integration/apis/maps/get_tile.js
index 2b50a4f65a190..03a16175931a5 100644
--- a/x-pack/test/api_integration/apis/maps/get_tile.js
+++ b/x-pack/test/api_integration/apis/maps/get_tile.js
@@ -56,7 +56,7 @@ export default function ({ getService }) {
         __kbn_metadata_feature__: true,
         __kbn_vector_shape_type_counts__: '{"POINT":2,"LINE":0,"POLYGON":0}',
         fieldMeta:
-          '{"machine.os.raw":{"categories":{"categories":[{"key":"ios","count":1},{"count":1}]}},"bytes":{"range":{"min":9252,"max":9583,"delta":331},"categories":{"categories":[{"key":9252,"count":1},{"key":9583,"count":1}]}},"_index":{"categories":{"categories":[{"key":"logstash-2015.09.20","count":2}]}},"_id":{"categories":{"categories":[{"key":"AU_x3_BsGFA8no6Qjjug","count":1},{"key":"AU_x3_g3GFA8no6QjkGu","count":1}]}},"__kbn__feature_id__":{"categories":{"categories":[{"key":"logstash-2015.09.20:AU_x3_BsGFA8no6Qjjug:0","count":1},{"key":"logstash-2015.09.20:AU_x3_g3GFA8no6QjkGu:0","count":1}]}}}',
+          '{"machine.os.raw":{"categories":{"categories":[{"key":"ios","count":1},{"count":1}]}},"bytes":{"range":{"min":9252,"max":9583,"delta":331},"categories":{"categories":[{"key":9252,"count":1},{"key":9583,"count":1}]}}}',
       });
       expect(metadataFeature.loadGeometry()).to.eql([
         [