diff --git a/source/server/http/admin.cc b/source/server/http/admin.cc
index 336c8694e5d22..6537b978123b4 100644
--- a/source/server/http/admin.cc
+++ b/source/server/http/admin.cc
@@ -1104,35 +1104,6 @@ Http::Code AdminImpl::handlerRuntime(absl::string_view url, Http::HeaderMap& res
   return Http::Code::OK;
 }
 
-std::string AdminImpl::runtimeAsJson(
-    const std::vector<std::pair<std::string, Runtime::Snapshot::Entry>>& entries) {
-  rapidjson::Document document;
-  document.SetObject();
-  rapidjson::Value entries_array(rapidjson::kArrayType);
-  rapidjson::Document::AllocatorType& allocator = document.GetAllocator();
-  for (const auto& entry : entries) {
-    Value entry_obj;
-    entry_obj.SetObject();
-
-    entry_obj.AddMember("name", {entry.first.c_str(), allocator}, allocator);
-
-    Value entry_value;
-    if (entry.second.uint_value_) {
-      entry_value.SetUint64(entry.second.uint_value_.value());
-    } else {
-      entry_value.SetString(entry.second.raw_string_value_.c_str(), allocator);
-    }
-    entry_obj.AddMember("value", entry_value, allocator);
-
-    entries_array.PushBack(entry_obj, allocator);
-  }
-  document.AddMember("runtime", entries_array, allocator);
-  rapidjson::StringBuffer strbuf;
-  rapidjson::PrettyWriter<StringBuffer> writer(strbuf);
-  document.Accept(writer);
-  return strbuf.GetString();
-}
-
 bool AdminImpl::isFormUrlEncoded(const Http::HeaderEntry* content_type) const {
   if (content_type == nullptr) {
     return false;
diff --git a/source/server/http/admin.h b/source/server/http/admin.h
index 2991515cfef38..6fc5d3a6e254c 100644
--- a/source/server/http/admin.h
+++ b/source/server/http/admin.h
@@ -235,11 +235,7 @@ class AdminImpl : public Admin,
                                  const absl::optional<std::regex> regex = absl::nullopt,
                                  bool pretty_print = false);
 
-  static std::string
-  runtimeAsJson(const std::vector<std::pair<std::string, Runtime::Snapshot::Entry>>& entries);
   std::vector<const UrlHandler*> sortedHandlers() const;
-  static const std::vector<std::pair<std::string, Runtime::Snapshot::Entry>>
-  sortedRuntime(const std::unordered_map<std::string, const Runtime::Snapshot::Entry>& entries);
   envoy::admin::v2alpha::ServerInfo::State serverState();
   /**
    * URL handlers.