diff --git a/admin/app/models/cohort.rb b/admin/app/models/cohort.rb
new file mode 100644
index 000000000..86966cdea
--- /dev/null
+++ b/admin/app/models/cohort.rb
@@ -0,0 +1,4 @@
+class Cohort < ActiveRecord::Base
+
+end
+
diff --git a/db/up/cohorts.sql b/db/up/cohorts.sql
new file mode 100644
index 000000000..a9598189d
--- /dev/null
+++ b/db/up/cohorts.sql
@@ -0,0 +1,9 @@
+CREATE TABLE cohorts {
+    id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
+
+    start_date TIMESTAMP NOT NULL,
+    end_date TIMESTAMP NOT NULL,
+    group_type VARCHAR(64) NOT NULL,
+    
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+};