diff --git a/src/Umbraco.Core/Services/IMemberService.cs b/src/Umbraco.Core/Services/IMemberService.cs
index c44095a40f..1620e538e9 100644
--- a/src/Umbraco.Core/Services/IMemberService.cs
+++ b/src/Umbraco.Core/Services/IMemberService.cs
@@ -385,6 +385,12 @@ public interface IMemberService : IMembershipMemberService, IContentServiceBase<
     /// <returns>
     ///     <see cref="IEnumerable{IMember}" />
     /// </returns>
+    /// <remarks>
+    /// Instead of using this method, which queries the database directly, we advise using search (Examine).
+    /// You can configure an `IValueSetValidator` to ensure all the properties you need are indexed.
+    /// <see href="https://docs.umbraco.com/umbraco-cms/reference/searching/examine/indexing#changing-ivaluesetvalidator" />
+    /// </remarks>
+    [Obsolete("Please use Search (Examine) instead, scheduled for removal in Umbraco 18.")]
     IEnumerable<IMember>? GetMembersByPropertyValue(
         string propertyTypeAlias,
         string value,
@@ -402,6 +408,12 @@ public interface IMemberService : IMembershipMemberService, IContentServiceBase<
     /// <returns>
     ///     <see cref="IEnumerable{IMember}" />
     /// </returns>
+    /// <remarks>
+    /// Instead of using this method, which queries the database directly, we advise using search (Examine).
+    /// You can configure an `IValueSetValidator` to ensure all the properties you need are indexed.
+    /// <see href="https://docs.umbraco.com/umbraco-cms/reference/searching/examine/indexing#changing-ivaluesetvalidator" />
+    /// </remarks>
+    [Obsolete("Please use Search (Examine) instead, scheduled for removal in Umbraco 18.")]
     IEnumerable<IMember>? GetMembersByPropertyValue(string propertyTypeAlias, int value, ValuePropertyMatchType matchType = ValuePropertyMatchType.Exact);
 
     /// <summary>
@@ -412,6 +424,12 @@ public interface IMemberService : IMembershipMemberService, IContentServiceBase<
     /// <returns>
     ///     <see cref="IEnumerable{IMember}" />
     /// </returns>
+    /// <remarks>
+    /// Instead of using this method, which queries the database directly, we advise using search (Examine).
+    /// You can configure an `IValueSetValidator` to ensure all the properties you need are indexed.
+    /// <see href="https://docs.umbraco.com/umbraco-cms/reference/searching/examine/indexing#changing-ivaluesetvalidator" />
+    /// </remarks>
+    [Obsolete("Please use Search (Examine) instead, scheduled for removal in Umbraco 18.")]
     IEnumerable<IMember>? GetMembersByPropertyValue(string propertyTypeAlias, bool value);
 
     /// <summary>
@@ -426,6 +444,12 @@ public interface IMemberService : IMembershipMemberService, IContentServiceBase<
     /// <returns>
     ///     <see cref="IEnumerable{IMember}" />
     /// </returns>
+    /// <remarks>
+    /// Instead of using this method, which queries the database directly, we advise using search (Examine).
+    /// You can configure an `IValueSetValidator` to ensure all the properties you need are indexed.
+    /// <see href="https://docs.umbraco.com/umbraco-cms/reference/searching/examine/indexing#changing-ivaluesetvalidator" />
+    /// </remarks>
+    [Obsolete("Please use Search (Examine) instead, scheduled for removal in Umbraco 18.")]
     IEnumerable<IMember>? GetMembersByPropertyValue(string propertyTypeAlias, DateTime value, ValuePropertyMatchType matchType = ValuePropertyMatchType.Exact);
 
     /// <summary>
diff --git a/src/Umbraco.Core/Services/MemberService.cs b/src/Umbraco.Core/Services/MemberService.cs
index e88881be42..dbf3929ddf 100644
--- a/src/Umbraco.Core/Services/MemberService.cs
+++ b/src/Umbraco.Core/Services/MemberService.cs
@@ -612,13 +612,8 @@ namespace Umbraco.Cms.Core.Services
             return _memberRepository.GetPage(query, pageIndex, pageSize, out totalRecords, null, Ordering.By("LoginName"));
         }
 
-        /// <summary>
-        /// Gets a list of Members based on a property search
-        /// </summary>
-        /// <param name="propertyTypeAlias">Alias of the PropertyType to search for</param>
-        /// <param name="value"><see cref="string"/> Value to match</param>
-        /// <param name="matchType">The type of match to make as <see cref="StringPropertyMatchType"/>. Default is <see cref="StringPropertyMatchType.Exact"/></param>
-        /// <returns><see cref="IEnumerable{IMember}"/></returns>
+        /// <inheritdoc />
+        [Obsolete("Please use Search (Examine) instead, scheduled for removal in Umbraco 18.")]
         public IEnumerable<IMember>? GetMembersByPropertyValue(string propertyTypeAlias, string value, StringPropertyMatchType matchType = StringPropertyMatchType.Exact)
         {
             using ICoreScope scope = ScopeProvider.CreateCoreScope(autoComplete: true);
@@ -646,13 +641,8 @@ namespace Umbraco.Cms.Core.Services
             return _memberRepository.Get(query);
         }
 
-        /// <summary>
-        /// Gets a list of Members based on a property search
-        /// </summary>
-        /// <param name="propertyTypeAlias">Alias of the PropertyType to search for</param>
-        /// <param name="value"><see cref="int"/> Value to match</param>
-        /// <param name="matchType">The type of match to make as <see cref="StringPropertyMatchType"/>. Default is <see cref="StringPropertyMatchType.Exact"/></param>
-        /// <returns><see cref="IEnumerable{IMember}"/></returns>
+        /// <inheritdoc />
+        [Obsolete("Please use Search (Examine) instead, scheduled for removal in Umbraco 18.")]
         public IEnumerable<IMember>? GetMembersByPropertyValue(string propertyTypeAlias, int value, ValuePropertyMatchType matchType = ValuePropertyMatchType.Exact)
         {
             using ICoreScope scope = ScopeProvider.CreateCoreScope(autoComplete: true);
@@ -683,12 +673,8 @@ namespace Umbraco.Cms.Core.Services
             return _memberRepository.Get(query);
         }
 
-        /// <summary>
-        /// Gets a list of Members based on a property search
-        /// </summary>
-        /// <param name="propertyTypeAlias">Alias of the PropertyType to search for</param>
-        /// <param name="value"><see cref="bool"/> Value to match</param>
-        /// <returns><see cref="IEnumerable{IMember}"/></returns>
+        /// <inheritdoc />
+        [Obsolete("Please use Search (Examine) instead, scheduled for removal in Umbraco 18.")]
         public IEnumerable<IMember>? GetMembersByPropertyValue(string propertyTypeAlias, bool value)
         {
             using ICoreScope scope = ScopeProvider.CreateCoreScope(autoComplete: true);
@@ -698,13 +684,8 @@ namespace Umbraco.Cms.Core.Services
             return _memberRepository.Get(query);
         }
 
-        /// <summary>
-        /// Gets a list of Members based on a property search
-        /// </summary>
-        /// <param name="propertyTypeAlias">Alias of the PropertyType to search for</param>
-        /// <param name="value"><see cref="System.DateTime"/> Value to match</param>
-        /// <param name="matchType">The type of match to make as <see cref="StringPropertyMatchType"/>. Default is <see cref="StringPropertyMatchType.Exact"/></param>
-        /// <returns><see cref="IEnumerable{IMember}"/></returns>
+        /// <inheritdoc />
+        [Obsolete("Please use Search (Examine) instead, scheduled for removal in Umbraco 18.")]
         public IEnumerable<IMember>? GetMembersByPropertyValue(string propertyTypeAlias, DateTime value, ValuePropertyMatchType matchType = ValuePropertyMatchType.Exact)
         {
             using ICoreScope scope = ScopeProvider.CreateCoreScope(autoComplete: true);