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Initial Setup

3
  • Installing the Plugin
  • Map Engine Selection Guide
  • Changing your Map Engine

Map Engines

8
  • Creating a Google Maps API key
  • Protecting your Google Maps API key from unauthorized use – Setting up website restrictions (HTTP referrers)
  • Creating an Azure Maps subscription key
  • Creating a Stadia Maps API Key
  • Creating a MapTiler API Key
  • Creating a LocationIQ Access Token
  • Address Providers
  • Tile Servers & Tilesets

First-time users

3
  • Creating your first map
  • Creating your first marker
  • Displaying your Map on your WordPress site

Map Features

50
  • Map Features Overview
  • Accessibility and WCAG Compliance
  • Shortcodes
    • Shortcodes – Quick Start
    • Map Shortcode
    • Store Locator Shortcode
    • Category Filter Shortcode
    • Category Legends Shortcode
    • Infowindow Shortcode
    • Marker Listing Shortcode
    • Directions Shortcode
    • Using WP blocks
  • Markers
    • Editing a Marker
    • Marker Gallery
    • Fine-tuning a Marker’s position
    • Adding video to your Marker
    • Embedding iframes in your markers
    • Customizing your info Window
    • Info Window Styles
    • Using Custom marker Icons on your map
    • Sticky Markers
    • Adding Custom fields to your Marker
    • Marker Listing
    • Enabling distance features
  • Map Display
    • Setting your Map type
    • Using your map in a widget
    • Styling Wizard
    • Using GET variables to Control your Map
  • Filtering
    • Store Locator
    • Marker Filtering
    • Enabling the category Legend
    • Shape Filtering
  • Shapes
    • Shape Info Windows
    • Shape Library
    • Polyline & Polygon Line Styles
  • Performance & Analytics
    • Optimization
    • Map Insights
    • Marker Caching
  • Drawing Tools
    • Adding a Polygon
    • Adding a Polyline
    • Adding a Circle
    • Adding a Rectangle
    • Adding an image overlay
    • Adding a Point Label
    • Adding a Heatmap
  • Themes
    • Creating a Custom Map Theme – Google maps engine
    • Change your Map Theme – Theme Presets for OpenLayers & Leaflet
    • Edit your Map Theme – Theme Editor for OpenLayers & Leaflet
    • Using a custom image as a map tile
  • Directions
    • Enabling Directions
    • Enabling Directions with OpenRouteService

Integrations

8
  • Integrations Overview
  • WooCommerce – Checkout Map
  • WooCommerce – Product Location Editor
  • Translating the plugin with WPML
  • Post Type Locations
  • Advanced Custom Fields
    • Advanced custom fields
    • Enabling simple ACF Fields for display in the description field of the Info Windows of your ACF Map
    • Using Custom images as the marker icons for your ACF map markers

Importing and Exporting Data

5
  • Importing Files
  • Exporting Data and Settings
  • Bulk JPEG Import
  • Using KML and GeoRSS files
  • Improving Reliability of Scheduled Imports

Frequently Asked Questions

34
  • System Requirements
  • How to create an Administrator account for Support agents
  • GDPR
  • Licensing & Account
    • Why am I getting “Domain Limit Exceeded” for my License key
    • Purchase Model
    • Plugin Licenses
    • I am an NPO
    • I did not receive my invoice?
    • How can I upgrade my purchase of WP Go Maps
    • Where can I get a new download of the plugin
    • How do I update WP Go Maps?
  • Map Functionality
    • Map Tilt Controls
    • Marker Render Mode
    • Finding Custom Marker Icons
    • Why did my suggestions stop working?
    • How do I change scroll/pan behaviour on a mobile device
    • How do I dynamically set the search area in the Store locator
    • How do I Start the map in Street View
    • How to Create a Marker Cluster (Group)
    • How to use real time tracking
    • Marker Ratings
    • Why aren’t my ACF, WooCommerce or Post Locations Markers showing on my map?
  • Technical
    • How to add Support agents to your Google API Project
    • How do I change the WP Go Maps Plugin Language
    • How do I restrict Autocomplete to a Specific Country
    • Using WP Go Maps with Elementor
    • How can I disable externally hosted Google fonts so that I can be GDPR compliant?
    • WP Go Maps and Webcraftic Clearfy
    • I have a Customization Request
  • User Generated Content
    • How to allow visitors to create markers
    • Separating the VGM form from the Map
  • Integrations
    • WP Rocket – Map Won’t Load
    • Real Cookie Banner – Map Won’t Load
  • Hosting
    • One.com – Markers not loading

Troubleshooting

12
  • Autocomplete Disabled
  • Use my location is not working
  • I’m Getting a Maps Multiple API Error
  • I’m Getting a “jQuery not found” Error
  • My Map is Not Showing On My Website
  • Markers Are Not Showing on My Map on the Front-end
  • API Not Activated Map Error
  • This page can’t load Google Maps correctly
  • This API project is not authorized to use this API
  • Geocode failed (Request denied) error
  • My import is not working – Geocode failed (Missing address, lat and lng) (Rows: 2, 3, 4, 5, 6, 7, 8….)
  • This folder does not exist, please create it.

Customization

9
  • Customization Guides
  • Markers & Info Windows
    • Dynamic Marker Creation
    • Open Marker by Title (URL)
    • Open Marker by Marker Field (URL)
    • Updating Panel Info Window Dynamically
  • Maps
    • Map Manipulation
    • Refresh Map in Realtime
  • Database
    • Creating a Marker (PHP)
    • Edit & Remove Marker (PHP)

Developers

91
  • Basic Changelog
  • Pro Changelog
  • Gold Changelog
  • VGM Changelog
  • Templates
    • Template Overrides
  • Hooks
    • Filters
      • Basic
        • wpgooglemaps_filter_map_div_output
        • wpgmza_admin_persistent_notices_dynamic_titles
        • wpgmza_admin_persistent_notices_dynamic_messages
        • wpgmza_admin_persistent_notice
        • wpgmza_admin_ui_menu_current_action
        • wpgmza_create_{$class}
        • wpgmza_gdpr_notice
        • wpgmza_gdpr_settings_tab_content
        • wpgmza_plugin_get_default_settings
        • wpgmza_google_maps_api_params
        • wpgmza_internal_engine_build_version_plugins
        • wpgmza_internal_engine_build_version_flags
        • wpgmza_internal_engine_build_version
        • wpgmza_xml_cache_generated
        • wpgmza_fetch_integrated_markers
        • wpgmza_plugin_get_localized_data
        • wpgmza_settings_danger_zone_truncate_tables
        • wpgmza-get-library-dependencies
        • wpgmza_global_settings_tabs
        • wpgmza_global_settings_tab_content
        • wpgmza_global_settings_save_redux
        • wpgmza_map_shortcode_get_default_attributes
        • wpgmza_shortcode_map_options
        • wpgmza_map_shortcode_get_html_attributes
        • wpgmza_shortcode_map_components
        • wpgmza_shortcode_map_container_before
        • wpgmza_shortcode_map_container_inside
        • wpgmza_shortcode_map_container_after
        • wpgmza_sl_shortcode_get_default_attributes
        • wpgmza_standalone_component_classlist
        • wpgmza_standalone_component_wrap_attributes
        • wpgmza_store_locator_radii_options
        • wpgmza_localized_strings
        • wpgmza_system_info_compile_items
        • wpgmza-map-editor-navigation-{$dataGroup}
        • wpgmza-map-editor-settings-{$dataGroup}
        • wpgmza-map-editor-settings-blocks
        • wpgmza-map-editor-sidebar-blocks
        • wpgmza_styling_settings_save
    • Actions
      • Basic
        • wpgmza_admin_notice_process_background_action
        • wpgooglemaps_hook_user_js_after_core
        • wpgooglemaps_basic_hook_user_js_after_core
        • wpgooglemaps_hook_user_js_after_localize
        • wpgmza_admin_persistent_notices_create_defaults
        • wpgmza_admin_ui_menu_registered
        • wpgmza_admin_ui_menu_items_added
        • wpgmza_admin_ui_render_content_before
        • wpgmza_admin_ui_render_{$action}_before
        • wpgmza_admin_ui_render_{$action}_after
        • wpgmza_admin_ui_render_content_after
        • wpgmza_check_map_editor_backwards_compat
        • wpgmza_admin_ui_render_content_before
        • wpgmza_admin_ui_render_{$pageSlugged}_before
        • wpgmza_admin_ui_render_{$pageSlugged}_after
        • wpgmza_admin_ui_render_content_after
        • wpgmza_country_select_created
        • wpgmza_require_feature_classes
        • wpgmza_installer_page_created
        • wpgmza_installer_page_on_post
        • wpgmza_map_list_page_created
        • wpgmza_xml_cache_saved
        • wpgmza_page_dom_add_form_nonces
        • wpgmza_plugin_core_on_activate
        • wpgmza_plugin_core_on_deactivate
        • wpgmza_plugin_core_on_init
        • wpgmza_plugin_core_on_first_run
        • wpgmza_plugin_load_scripts
        • wpgmza_plugin_core_update_all_xml_files
        • wpgmza_settings_danger_zone_before_delete
        • wpgmza_settings_danger_zone_after_delete
        • wpgmza_register_rest_api_routes
        • wpgmza_rest_api_init
        • wpgmza_script_loader_enqueue_styles
        • wpgmza_enqueue_scripts
        • wpgmza_script_loader_enqueue_scripts
        • wpgmza_script_loader_localize_data_complete
        • wpgmza_script_loader_enqueue_custom_js
        • wpgmza_script_loader_enqueue_custom_css
        • wpgmza_script_loader_enqueue_codemirror
        • wpgmza_script_loader_enqueue_writersblock
        • wpgmza_global_settings_page_created
        • wpgmza_shortcodes_registered
        • wpgmza_shortcode_before_output
        • wpgmza_base_upgrade_hook
        • wpgmza_map_edit_page_created
        • wpgmza_styling_page_created

Archived: Legacy (V9)

39
  • First-time users (Legacy)
    • Creating your first map (Legacy)
    • Creating your first marker (Legacy)
    • Displaying your Map on your WordPress site (Legacy)
  • Map Features (Legacy)
    • Store Locator (Legacy)
    • Shortcodes (Legacy)
    • Setting your Map type (Legacy)
    • Using GET variables to Control your Map (Legacy)
    • Using your map in a widget (Legacy)
    • Markers (Legacy)
      • Editing a Marker (Legacy)
      • Sticky Markers (Legacy)
      • Marker Gallery (Legacy)
      • Enabling distance features (Legacy)
      • Marker Filtering (Legacy)
      • Embedding iframes in your markers (Legacy)
      • Adding video to your Marker (Legacy)
      • Customizing your info Window (Legacy)
      • Marker Listing (Legacy)
      • Using Custom marker Icons on your map (Legacy)
      • Adding Custom fields to your Marker (Legacy)
      • Fine-tuning a Marker’s position (Legacy)
    • Drawing Tools (Legacy)
      • Adding a Polygon (Legacy)
      • Adding a Polyline (Legacy)
      • Adding a Circle (Legacy)
      • Adding a Rectangle (Legacy)
      • Adding a Heatmap (Legacy)
    • Themes (Legacy)
      • Creating a Custom Map Theme – Google maps engine (Legacy)
      • Change your Map Theme – Theme Presets (Legacy)
    • Directions (Legacy)
      • Enabling Directions (Legacy)
      • Enabling Directions for OpenLayers (Legacy)
    • User Interface Style (Legacy)
      • User Interface Style (Legacy)
  • Integrations (Legacy)
    • Advanced custom fields (Legacy)
    • Translating the plugin with WPML (Legacy)
    • WooCommerce – Product Location Editor (Legacy)
    • WooCommerce – Checkout Map (Legacy)
  • Importing and Exporting Data (Legacy)
    • Importing Files (Legacy)
    • Exporting Data CSV
    • Exporting Data (JSON)
    • Bulk JPEG Import (Legacy)
    • Using KML and GeoRSS files (Legacy)
View Categories
  • Home
  • Docs
  • Map Features
  • Performance & Analytics
  • Marker Caching

Marker Caching

1 min read

The Marker Caching system is a premium optimization feature designed to virtually eliminate database query time for map data, resulting in significantly faster map loads on the front end.

This powerful feature is available as part of of our Gold Add-on, an extension to our Pro Add-on.

⚠ Beta Feature: This feature is currently in beta, and although it has been well tested and works well in many production websites at the moment, it is important to mention that this feature can misbehave boundary and batchloading features as it redefines the loading order of out marker data

How Marker Caching Works #

When enabled, the caching system:

  1. Converts Marker Data: Takes the marker data that would normally be retrieved from complex database queries and converts it into a lightweight, static cache file. (JSON)
  2. Bypasses the Database: The map then loads this static cache file directly instead of querying your WordPress database every time a map is loaded.
  3. Dramatic Improvement: On average, using the caching system can reduce the total map data load time by over 75%, often resulting in near-instant loading times (closer to 99% improvement in some cases) for your markers.

Cache Settings and Control #

All primary settings for the caching system are managed under Maps > Settings > Cache Settings.

  1. Enable Caching (Beta): Enables the caching system, before you can preload, you must save your settings. This tool is still in beta, although we have had extremely positive feedback from other large data users, there are some unknown limitations which are still being determined.
  2. Cached Data Overview: This section provides insight into what data our system is currently caching and how the performance impacts should theoretically improve your marker load times.
    • Improvement: Show the percentage improvement in data loading times, when cached, versus the standard database query time. These statistics are computed during the preload step
    • Last Update: Indicates the last time the cache was regenerated
    • Actions: Allows you to clear or preload your cache
      • Note: We currently only cache marker data, shape data and marker listings are still loaded normally in this mode, but we intend on expanding this in the future.
  3. Enable Deferred Caching: When enabled, the static JSON file containing the marker data is loaded in the background (deferred) after the primary page content has rendered. For extremely large datasets, this approach allows the user to view and interact with the main page content instantly while the map data loads silently in the background.

Quick Cache Management (Admin Bar) #

For site administrators, a quick access control is available right in the WordPress Admin Bar for immediate cache maintenance.

Updated on October 31, 2025

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Table of Contents
  • How Marker Caching Works
  • Cache Settings and Control
  • Quick Cache Management (Admin Bar)
Documentation by WP Go Maps