diff --git a/tools/release-plan-dashboard/public/app.js b/tools/release-plan-dashboard/public/app.js
index 16be0933191..0a0931b03e0 100644
--- a/tools/release-plan-dashboard/public/app.js
+++ b/tools/release-plan-dashboard/public/app.js
@@ -553,6 +553,10 @@
     return store().filters.month;
   }
 
+  function getSortOrder() {
+    return store().filters.sort || 'month';
+  }
+
   function render(plans) {
     detectDuplicates(plans);
     const planeFilter = getGlobalPlaneFilter();
@@ -574,6 +578,12 @@
       return parseReleaseMonth(a.releaseMonth) - parseReleaseMonth(b.releaseMonth);
     }
 
+    function sortByReleasePlanId(a, b) {
+      return (a.releasePlanId || 0) - (b.releasePlanId || 0);
+    }
+
+    const sortFn = getSortOrder() === 'id' ? sortByReleasePlanId : sortByReleaseMonth;
+
     function splitByState(arr) {
       const partial = [];
       const inProgress = [];
@@ -592,14 +602,14 @@
         }
       }
 
-      inProgress.sort(sortByReleaseMonth);
-      partial.sort(sortByReleaseMonth);
-      newItems.sort(sortByReleaseMonth);
+      inProgress.sort(sortFn);
+      partial.sort(sortFn);
+      newItems.sort(sortFn);
 
       // When filtering/searching, show all finished plans that match;
       // otherwise limit to this/last month, max 20
       if (isFiltering) {
-        finished.sort(sortByReleaseMonth);
+        finished.sort(sortFn);
         return { inProgress, partial, newItems, finished };
       }
       const now = new Date();
@@ -610,7 +620,7 @@
         const rm = (p.releaseMonth || "").toLowerCase();
         return rm.includes(thisMonthKey) || rm.includes(lastMonthKey);
       });
-      recentFinished.sort(sortByReleaseMonth);
+      recentFinished.sort(sortFn);
       const cappedFinished = recentFinished.slice(0, FINISHED_DISPLAY_LIMIT);
 
       return { inProgress, partial, newItems, finished: cappedFinished };
@@ -1859,6 +1869,7 @@
       const _search = store().filters.search;
       const _plane = store().filters.plane;
       const _month = store().filters.month;
+      const _sort = store().filters.sort;
       const _prLang = store().filters.prLang;
       const _prStatus = store().filters.prStatus;
       // Skip re-render if plans not loaded yet
diff --git a/tools/release-plan-dashboard/public/index.html b/tools/release-plan-dashboard/public/index.html
index 91da5afe3fd..38ed1703d57 100644
--- a/tools/release-plan-dashboard/public/index.html
+++ b/tools/release-plan-dashboard/public/index.html
@@ -19,7 +19,7 @@
         stats: { total: 0, inprogress: 0, partial: 0, new: 0, finished: 0, mgmt: 0, data: 0 },
         prCount: '',
         user: { name: '', isPM: false },
-        filters: { search: '', plane: '', month: '', prLang: '', prStatus: '' },
+        filters: { search: '', plane: '', month: '', sort: 'month', prLang: '', prStatus: '' },
         prFilterVisible: false,
 
         // UI state — expansion/collapse keyed by ID (survives reactive re-renders)
@@ -118,6 +118,10 @@ <h1>Azure SDK Release Plan Dashboard</h1>
     <select id="global-month-filter" class="global-month-filter" x-model="$store.app.filters.month">
       <option value="">All Months</option>
     </select>
+    <select id="global-sort-order" class="global-sort-order" x-model="$store.app.filters.sort" x-show="$store.app.activeTab === 'tab-release-plans'">
+      <option value="month">Sort by: SDK Release Month</option>
+      <option value="id">Sort by: Release Plan ID</option>
+    </select>
   </div>
 
   <!-- Create Release Plan Guide Modal -->
diff --git a/tools/release-plan-dashboard/public/style.css b/tools/release-plan-dashboard/public/style.css
index 96a9a92eb9c..0e5612b3083 100644
--- a/tools/release-plan-dashboard/public/style.css
+++ b/tools/release-plan-dashboard/public/style.css
@@ -50,7 +50,7 @@ header h1 { font-size: 1.25rem; font-weight: 600; }
   font-size: .9rem;
   width: 280px;
 }
-.global-plane-filter, .global-month-filter {
+.global-plane-filter, .global-month-filter, .global-sort-order {
   padding: 5px 10px;
   border: 1px solid #d2d0ce;
   border-radius: var(--radius);