diff --git a/spec/models/better_together/event_spec.rb b/spec/models/better_together/event_spec.rb
index 51d060844..2d9b35284 100644
--- a/spec/models/better_together/event_spec.rb
+++ b/spec/models/better_together/event_spec.rb
@@ -2,9 +2,123 @@
 
 require 'rails_helper'
 
-module BetterTogether # rubocop:todo Metrics/ModuleLength
-  RSpec.describe Event do
-    subject(:event) { build(:event) }
+module BetterTogether
+  RSpec.describe Event, type: :model do # rubocop:todo Metrics/BlockLength
+    subject(:event) { build(:event, name: 'Sample Event') }
+
+    describe 'validations' do
+      it { is_expected.to validate_presence_of(:name) }
+
+      it 'allows valid registration URL' do
+        event.registration_url = 'https://example.com/register'
+        expect(event).to be_valid
+      end
+
+      it 'rejects invalid registration URL' do
+        event.registration_url = 'not-a-valid-url'
+        expect(event).to be_invalid
+        expect(event.errors[:registration_url]).to be_present
+      end
+
+      it 'is invalid when ends_at precedes starts_at' do
+        event.starts_at = 2.days.from_now
+        event.ends_at = 1.day.from_now
+        expect(event).to be_invalid
+        expect(event.errors[:ends_at]).to be_present
+      end
+    end
+
+    describe 'scopes' do
+      let!(:past_event) { create(:event, name: 'Past Event', starts_at: 2.days.ago) }
+      let!(:upcoming_event) { create(:event, name: 'Upcoming Event', starts_at: 2.days.from_now) }
+      let!(:draft_event) { create(:event, name: 'Draft Event', starts_at: nil) }
+      let!(:ongoing_event) do
+        create(:event, name: 'Ongoing Event', starts_at: 1.day.ago, ends_at: 1.day.from_now)
+      end
+
+      it 'returns events starting in the future for upcoming' do
+        expect(described_class.upcoming).to contain_exactly(upcoming_event)
+      end
+
+      it 'returns events that have started for past including ongoing ones' do
+        expect(described_class.past).to match_array([past_event, ongoing_event])
+      end
+
+      it 'returns events without start time for draft' do
+        expect(described_class.draft).to contain_exactly(draft_event)
+      end
+    end
+
+    describe 'helper methods' do # rubocop:todo Metrics/BlockLength
+      describe '#to_s' do
+        it 'returns the event name' do
+          expect(event.to_s).to eq('Sample Event')
+        end
+      end
+
+      describe '#schedule_address_geocoding' do
+        include ActiveJob::TestHelper
+
+        before { ActiveJob::Base.queue_adapter = :test }
+
+        it 'enqueues geocoding job when geocoding is needed' do
+          allow(event).to receive(:should_geocode?).and_return(true)
+          expect { event.schedule_address_geocoding }
+            .to have_enqueued_job(BetterTogether::Geography::GeocodingJob)
+        end
+
+        it 'does not enqueue job when geocoding is not needed' do
+          allow(event).to receive(:should_geocode?).and_return(false)
+          expect { event.schedule_address_geocoding }
+            .not_to have_enqueued_job(BetterTogether::Geography::GeocodingJob)
+        end
+      end
+
+      describe '#should_geocode?' do # rubocop:todo Metrics/BlockLength
+        context 'when geocoding string is blank' do
+          before { allow(event).to receive(:geocoding_string).and_return(nil) }
+
+          it 'returns false' do
+            expect(event.should_geocode?).to be(false)
+          end
+        end
+
+        context 'when address has changed' do
+          before do
+            allow(event).to receive(:geocoding_string).and_return('123 Main St')
+            allow(event).to receive(:address_changed?).and_return(true)
+          end
+
+          it 'returns true' do
+            expect(event.should_geocode?).to be(true)
+          end
+        end
+
+        context 'when not geocoded yet' do
+          before do
+            allow(event).to receive(:geocoding_string).and_return('123 Main St')
+            allow(event).to receive(:address_changed?).and_return(false)
+            allow(event).to receive(:geocoded?).and_return(false)
+          end
+
+          it 'returns true' do
+            expect(event.should_geocode?).to be(true)
+          end
+        end
+
+        context 'when geocoded and address unchanged' do
+          before do
+            allow(event).to receive(:geocoding_string).and_return('123 Main St')
+            allow(event).to receive(:address_changed?).and_return(false)
+            allow(event).to receive(:geocoded?).and_return(true)
+          end
+
+          it 'returns false' do
+            expect(event.should_geocode?).to be(false)
+          end
+        end
+      end
+    end
 
     describe 'associations' do
       it { is_expected.to have_one(:location).class_name('Geography::LocatableLocation') }