Brain Cancer
Primary brain tumors including glioblastoma multiforme (GBM), lower-grade gliomas, and other CNS malignancies.
33%
5-year relative survival
U.S. average across all stages
300
recruiting trials
Active in the U.S. right now
24,820
new diagnoses / year
You are not alone — roughly 68 people per day
61
median age at diagnosis
Most diagnoses occur in adults over age 50
Source: NCI SEER + ClinicalTrials.gov
Brain Cancer by the numbers (U.S.)
24,820
Estimated new cases (2025)
18,330
Estimated deaths (2025)
33%
5-year relative survival
61
Median age at diagnosis
Source: NCI SEER Cancer Stat Facts
Brain Cancer clinical trials →
300 actively recruiting trials across the U.S., with filters by state.
Second opinion for brain cancer →
Step-by-step for getting a virtual second opinion from a top cancer center.
NCI-designated cancer centers →
All 71 NCI cancer centers with hospital quality data and state browser.
Find a medical oncologist →
Licensed oncologists across every U.S. state, by specialty.
Financial aid resources →
Co-pay relief, drug patient-assistance, transportation, and lodging support.
Patient guides →
How to read a pathology report, questions to ask your oncologist, staging explained.
Also known as
glioblastoma, GBM, glioma, astrocytoma, meningioma.
For deeper statistics
See the NCI SEER Cancer Stat Facts page: Brain Cancer on SEER →