diff --git a/frontend/app.js b/frontend/app.js
index db23703..d51b305 100644
--- a/frontend/app.js
+++ b/frontend/app.js
@@ -1375,6 +1375,13 @@ async function openSchoolModal(urn) {
   const previous = sortedData[latestIndex + 1] || null;
   const prevRwm = previous?.rwm_expected_pct;
 
+  // Find latest year with progress score data (not available for 2023-24, 2024-25)
+  const latestWithProgress = sortedData.find(
+    (d) => d.reading_progress !== null || d.writing_progress !== null || d.maths_progress !== null
+  );
+  const progressYear = latestWithProgress?.year || latest.year;
+  const progressData = latestWithProgress || latest;
+
   elements.modalStats.innerHTML = `
         <div class="modal-stats-section">
             <h4>KS2 Results (${latest.year})</h4>
@@ -1398,18 +1405,18 @@ async function openSchoolModal(urn) {
             </div>
         </div>
         <div class="modal-stats-section">
-            <h4>Progress Scores (${latest.year}) ${createWarningTrigger("progress_scores_unavailable")}</h4>
+            <h4>Progress Scores (${progressYear}) ${createWarningTrigger("progress_scores_unavailable")}</h4>
             <div class="modal-stats-grid">
                 <div class="modal-stat">
-                    <div class="modal-stat-value ${getProgressClass(latest.reading_progress)}">${formatMetricValue(latest.reading_progress, "reading_progress")}</div>
+                    <div class="modal-stat-value ${getProgressClass(progressData.reading_progress)}">${formatMetricValue(progressData.reading_progress, "reading_progress")}</div>
                     <div class="modal-stat-label">Reading${createInfoTrigger("reading_progress")}</div>
                 </div>
                 <div class="modal-stat">
-                    <div class="modal-stat-value ${getProgressClass(latest.writing_progress)}">${formatMetricValue(latest.writing_progress, "writing_progress")}</div>
+                    <div class="modal-stat-value ${getProgressClass(progressData.writing_progress)}">${formatMetricValue(progressData.writing_progress, "writing_progress")}</div>
                     <div class="modal-stat-label">Writing${createInfoTrigger("writing_progress")}</div>
                 </div>
                 <div class="modal-stat">
-                    <div class="modal-stat-value ${getProgressClass(latest.maths_progress)}">${formatMetricValue(latest.maths_progress, "maths_progress")}</div>
+                    <div class="modal-stat-value ${getProgressClass(progressData.maths_progress)}">${formatMetricValue(progressData.maths_progress, "maths_progress")}</div>
                     <div class="modal-stat-label">Maths${createInfoTrigger("maths_progress")}</div>
                 </div>
             </div>