diff --git a/src/components/App/content.tsx b/src/components/App/content.tsx
index 1292a3af..66592193 100644
--- a/src/components/App/content.tsx
+++ b/src/components/App/content.tsx
@@ -16,6 +16,7 @@ import {
 } from './navigation';
 import { classes } from '../../utils/misc';
 import { AccountContextValue } from '../../contexts/account';
+import { Term } from '../../types';
 
 /**
  * Renders the actual content at the root of the app
@@ -85,7 +86,7 @@ export type AppSkeletonProps = {
   children: React.ReactNode;
   accountState?: AccountContextValue;
   termsState?: {
-    terms: string[];
+    terms: Term[];
     currentTerm: string;
     onChangeTerm: (next: string) => void;
   };
diff --git a/src/components/AppDataLoader/stages.tsx b/src/components/AppDataLoader/stages.tsx
index 9fdd11c9..a371d749 100644
--- a/src/components/AppDataLoader/stages.tsx
+++ b/src/components/AppDataLoader/stages.tsx
@@ -4,7 +4,7 @@ import { Immutable, Draft, castDraft } from 'immer';
 import { Oscar } from '../../data/beans';
 import useDownloadOscarData from '../../data/hooks/useDownloadOscarData';
 import useDownloadTerms from '../../data/hooks/useDownloadTerms';
-import { NonEmptyArray } from '../../types';
+import { NonEmptyArray, Term } from '../../types';
 import LoadingDisplay from '../LoadingDisplay';
 import { SkeletonContent, AppSkeleton, AppSkeletonProps } from '../App/content';
 import {
@@ -78,7 +78,7 @@ export function StageLoadUIState({
 
 export type StageEnsureValidTermProps = {
   skeletonProps?: StageSkeletonProps;
-  terms: NonEmptyArray<string>;
+  terms: NonEmptyArray<Term>;
   currentTermRaw: string;
   setTerm: (next: string) => void;
   children: (props: { currentTerm: string }) => React.ReactNode;
@@ -343,7 +343,7 @@ export function StageCreateScheduleDataProducer({
 
 export type StageLoadTermsProps = {
   skeletonProps?: StageSkeletonProps;
-  children: (props: { terms: NonEmptyArray<string> }) => React.ReactNode;
+  children: (props: { terms: NonEmptyArray<Term> }) => React.ReactNode;
 };
 
 /**
diff --git a/src/components/HeaderDisplay/index.tsx b/src/components/HeaderDisplay/index.tsx
index 39d2eec5..9578374e 100644
--- a/src/components/HeaderDisplay/index.tsx
+++ b/src/components/HeaderDisplay/index.tsx
@@ -19,6 +19,7 @@ import Modal from '../Modal';
 import { AccountContextValue } from '../../contexts/account';
 
 import './stylesheet.scss';
+import { Term } from '../../types';
 
 type VersionState =
   | { type: 'loading' }
@@ -49,7 +50,7 @@ export type HeaderDisplayProps = {
     | { type: 'loading' }
     | {
         type: 'loaded';
-        terms: readonly string[];
+        terms: Term[];
         currentTerm: string;
         onChangeTerm: (next: string) => void;
       };
@@ -108,8 +109,8 @@ export default function HeaderDisplay({
           onChange={termsState.onChangeTerm}
           current={termsState.currentTerm}
           options={termsState.terms.map((currentTerm) => ({
-            id: currentTerm,
-            label: getSemesterName(currentTerm),
+            id: currentTerm.term,
+            label: getSemesterName(currentTerm.term),
           }))}
           className="semester"
         />
diff --git a/src/data/hooks/useDownloadTerms.ts b/src/data/hooks/useDownloadTerms.ts
index 78cf7f70..a5bbcfae 100644
--- a/src/data/hooks/useDownloadTerms.ts
+++ b/src/data/hooks/useDownloadTerms.ts
@@ -2,7 +2,7 @@ import { useState, useEffect } from 'react';
 import axios from 'axios';
 
 import { softError, ErrorWithFields } from '../../log';
-import { LoadingState, NonEmptyArray } from '../../types';
+import { LoadingState, NonEmptyArray, Term } from '../../types';
 import { exponentialBackoff, isAxiosNetworkError } from '../../utils/misc';
 import Cancellable from '../../utils/cancellable';
 
@@ -14,10 +14,8 @@ const CRAWLER_INDEX_URL =
  * Repeatedly attempts to load in the case of errors,
  * and cancels itself once the parent context is unmounted.
  */
-export default function useDownloadTerms(): LoadingState<
-  NonEmptyArray<string>
-> {
-  const [state, setState] = useState<LoadingState<NonEmptyArray<string>>>({
+export default function useDownloadTerms(): LoadingState<NonEmptyArray<Term>> {
+  const [state, setState] = useState<LoadingState<NonEmptyArray<Term>>>({
     type: 'loading',
   });
 
@@ -28,7 +26,7 @@ export default function useDownloadTerms(): LoadingState<
       let attemptNumber = 1;
       while (!loadOperation.isCancelled) {
         try {
-          const promise = axios.get<{ terms: string[] }>(CRAWLER_INDEX_URL);
+          const promise = axios.get<{ terms: Term[] }>(CRAWLER_INDEX_URL);
           const result = await loadOperation.perform(promise);
           if (result.cancelled) {
             return;
@@ -45,7 +43,7 @@ export default function useDownloadTerms(): LoadingState<
 
           setState({
             type: 'loaded',
-            result: newTerms as NonEmptyArray<string>,
+            result: newTerms as NonEmptyArray<Term>,
           });
 
           return;
diff --git a/src/data/hooks/useEnsureValidTerm.ts b/src/data/hooks/useEnsureValidTerm.ts
index 73006056..74e0502f 100644
--- a/src/data/hooks/useEnsureValidTerm.ts
+++ b/src/data/hooks/useEnsureValidTerm.ts
@@ -1,6 +1,6 @@
 import { useEffect } from 'react';
 
-import { NonEmptyArray, LoadingState } from '../../types';
+import { NonEmptyArray, LoadingState, Term } from '../../types';
 
 type HookResult = {
   currentTerm: string;
@@ -16,13 +16,13 @@ export default function useEnsureValidTerm({
   setTerm,
   currentTermRaw,
 }: {
-  terms: NonEmptyArray<string>;
+  terms: NonEmptyArray<Term>;
   setTerm: (next: string) => void;
   currentTermRaw: string;
 }): LoadingState<HookResult> {
   // Set the term to be the first one if it is unset or no longer valid.
   useEffect(() => {
-    const mostRecentTerm = terms[0];
+    const mostRecentTerm = terms[0].term;
     const correctedTerm = !isValidTerm(currentTermRaw, terms)
       ? mostRecentTerm
       : currentTermRaw;
@@ -48,6 +48,10 @@ export default function useEnsureValidTerm({
  * Determines if the given term is considered "valid";
  * helps to recover from invalid cookie values if possible.
  */
-export function isValidTerm(term: string, terms: string[]): boolean {
-  return term !== '' && term !== 'undefined' && terms.includes(term);
+export function isValidTerm(currTerm: string, terms: Term[]): boolean {
+  return (
+    currTerm !== '' &&
+    currTerm !== 'undefined' &&
+    terms.map((term) => term.term).includes(currTerm)
+  );
 }
diff --git a/src/types.ts b/src/types.ts
index e3c8e4ed..2302a8bb 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -84,6 +84,11 @@ export interface Event {
   days: string[];
 }
 
+export interface Term {
+  term: string;
+  finalized: boolean;
+}
+
 // Note: if this type ever changes,
 // the course gpa cache needs to be invalidated
 // (by changing the local storage key).