diff --git a/frontend/src/components/partners/currentProjects.js b/frontend/src/components/partners/currentProjects.js
index dc0de5fb05..de6d3f6a79 100644
--- a/frontend/src/components/partners/currentProjects.js
+++ b/frontend/src/components/partners/currentProjects.js
@@ -109,6 +109,7 @@ export function CurrentProjects({ currentProjects }) {
                   projectId={project.id}
                   priority={project.projectPriority}
                   organisation={project.organisationName}
+                  showPriority={!project.sandbox}
                 />
                 <div>
                   <h3
diff --git a/frontend/src/components/projectCard/projectCard.js b/frontend/src/components/projectCard/projectCard.js
index 8ec43fba5e..deefa30ee9 100644
--- a/frontend/src/components/projectCard/projectCard.js
+++ b/frontend/src/components/projectCard/projectCard.js
@@ -72,6 +72,7 @@ export function ProjectCard({
   const showBottomButtonsHovered = showBottomButtons === true ? isHovered : false;
   const bottomButtonSpacer = showBottomButtons ? 'pt3 pb4' : 'pv3';
   const bottomButtonMargin = showBottomButtons ? 'project-card-with-btn' : 'project-card';
+  const showPriorityIndicator = !sandbox && !['DRAFT', 'ARCHIVED'].includes(status);
 
   const bottomButtons = (
     <div className="absolute bottom-0 w-100">
@@ -107,7 +108,7 @@ export function ProjectCard({
                 />
               </div>
               <div className="">
-                {['DRAFT', 'ARCHIVED'].includes(status) ? (
+                {!showPriorityIndicator ? (
                   <ProjectStatusBox status={status} className={'pv1 ph1 dib'} />
                 ) : (
                   <PriorityBox
diff --git a/frontend/src/components/projectDetail/header.js b/frontend/src/components/projectDetail/header.js
index 17b89ab0f4..5be324af56 100644
--- a/frontend/src/components/projectDetail/header.js
+++ b/frontend/src/components/projectDetail/header.js
@@ -10,7 +10,14 @@ import { ProjectStatusBox } from './statusBox';
 import { EditButton } from '../button';
 import { useEditProjectAllowed } from '../../hooks/UsePermissions';
 
-export function HeaderLine({ author, projectId, priority, showEditLink, organisation }: Object) {
+export function HeaderLine({
+  author,
+  projectId,
+  priority,
+  showEditLink,
+  organisation,
+  showPriority = true,
+}: Object) {
   const projectIdLink = (
     <Link to={`/projects/${projectId}`} className="no-underline pointer">
       <span className="blue-light">#{projectId}</span>
@@ -28,7 +35,7 @@ export function HeaderLine({ author, projectId, priority, showEditLink, organisa
             <FormattedMessage {...messages.editProject} />
           </EditButton>
         )}
-        {priority && (
+        {priority && showPriority && (
           <div className="mw4 dib">
             <PriorityBox priority={priority} extraClasses={'pv2 ph3 ml2 f8'} showIcon />
           </div>
@@ -50,6 +57,7 @@ export const ProjectHeader = ({ project, showEditLink }: Object) => {
         priority={project.projectPriority}
         organisation={project.organisationName}
         showEditLink={showEditLink && userCanEditProject}
+        showPriority={!project.sandbox}
       />
       <div>
         <h3
diff --git a/frontend/src/components/projectEdit/descriptionForm.js b/frontend/src/components/projectEdit/descriptionForm.js
index a41747ff1d..114d645926 100644
--- a/frontend/src/components/projectEdit/descriptionForm.js
+++ b/frontend/src/components/projectEdit/descriptionForm.js
@@ -1,4 +1,6 @@
 import { useContext } from 'react';
+import { Tooltip } from 'react-tooltip';
+
 import DatePicker from 'react-datepicker';
 import 'react-datepicker/dist/react-datepicker.css';
 import { FormattedMessage } from 'react-intl';
@@ -87,7 +89,11 @@ export const DescriptionForm = ({ languages }) => {
           <FormattedMessage {...messages.priority} />
         </label>
         {projectPriorityOptions.map((option) => (
-          <label className="dib pr5" key={option.value}>
+          <label
+            className="dib pr5"
+            key={option.value}
+            data-tooltip-id={projectInfo.sandbox ? 'priority-disabled-tooltip' : ''}
+          >
             <input
               value={option.value}
               checked={projectInfo.projectPriority === option.value}
@@ -97,12 +103,18 @@ export const DescriptionForm = ({ languages }) => {
                   projectPriority: option.value,
                 })
               }
+              disabled={projectInfo.sandbox}
               type="radio"
               className={`radio-input input-reset pointer v-mid dib h2 w2 mr2 br-100 ba b--blue-light`}
             />
             <FormattedMessage {...messages[`projectPriority${option.label}`]} />
           </label>
         ))}
+        {projectInfo.sandbox && (
+          <Tooltip id="priority-disabled-tooltip" place="top">
+            <FormattedMessage {...messages.disabledSandboxPriority} />
+          </Tooltip>
+        )}
       </div>
       <div className={styleClasses.divClass}>
         <InputLocale languages={languages} name="name" type="text" preview={false} maxLength={130}>
diff --git a/frontend/src/components/projectEdit/messages.js b/frontend/src/components/projectEdit/messages.js
index 3dab8ea2b3..b1c3d0608e 100644
--- a/frontend/src/components/projectEdit/messages.js
+++ b/frontend/src/components/projectEdit/messages.js
@@ -763,4 +763,8 @@ export default defineMessages({
     id: 'management.projects.create.review.database.sandbox',
     defaultMessage: 'Sandbox',
   },
+  disabledSandboxPriority: {
+    id: 'projects.formInputs.priority.disabled_sandbox',
+    defaultMessage: 'Priority cannot be changed for sandbox projects.',
+  },
 });
diff --git a/frontend/src/components/taskSelection/action.js b/frontend/src/components/taskSelection/action.js
index c03e8f1e8d..9e54fa2862 100644
--- a/frontend/src/components/taskSelection/action.js
+++ b/frontend/src/components/taskSelection/action.js
@@ -304,6 +304,7 @@ export function TaskMapAction({ project, tasks, activeTasks, getTasks, action, e
                   author={project.author}
                   projectId={project.projectId}
                   organisation={project.organisationName}
+                  showPriority={!project.sandbox}
                 />
                 <div className="cf pb3">
                   <h3