diff --git a/app/helpers/budgets_helper.rb b/app/helpers/budgets_helper.rb
index 8ffb27ad8..46e695947 100644
--- a/app/helpers/budgets_helper.rb
+++ b/app/helpers/budgets_helper.rb
@@ -2,7 +2,7 @@ module BudgetsHelper
   def budget_has_over_budget?(budget)
     return false unless budget.initialized?
 
-    budget.budget_categories.any?(&:any_over_budget?)
+    budget.budget_categories.any?(&:any_over_budget?) || budget.uncategorized_budget_category.any_over_budget?
   end
 
   def budget_categories_view_state(budget)
diff --git a/app/models/budget.rb b/app/models/budget.rb
index dcc9466a1..a229def0e 100644
--- a/app/models/budget.rb
+++ b/app/models/budget.rb
@@ -208,7 +208,7 @@ class Budget < ApplicationRecord
     # Continuous gray segment for empty budgets
     return [ { color: "var(--budget-unallocated-fill)", amount: 1, id: unused_segment_id } ] unless allocations_valid?
 
-    segments = budget_categories.reject(&:subcategory?).map do |bc|
+    segments = donut_budget_categories.map do |bc|
       { color: bc.category.color, amount: budget_category_actual_spending(bc), id: bc.id }
     end
 
@@ -219,6 +219,17 @@ class Budget < ApplicationRecord
     segments
   end
 
+  def donut_budget_categories
+    categories = budget_categories.reject(&:subcategory?).to_a
+    uncategorized = uncategorized_budget_category
+
+    if budget_category_actual_spending(uncategorized).positive?
+      categories << uncategorized
+    end
+
+    categories
+  end
+
   # =============================================================================
   # Actuals: How much user has spent on each budget category
   # =============================================================================
diff --git a/app/views/budgets/_budget_donut.html.erb b/app/views/budgets/_budget_donut.html.erb
index dc268c912..967a8b3fd 100644
--- a/app/views/budgets/_budget_donut.html.erb
+++ b/app/views/budgets/_budget_donut.html.erb
@@ -34,7 +34,7 @@
       <% end %>
     </div>
 
-    <% budget.budget_categories.each do |bc| %>
+    <% budget.donut_budget_categories.each do |bc| %>
       <div id="segment_<%= bc.id %>" class="hidden">
         <div class="flex flex-col gap-2 items-center">
           <div class="flex items-center gap-3">
diff --git a/test/helpers/budgets_helper_test.rb b/test/helpers/budgets_helper_test.rb
index 4c94f627e..e42877657 100644
--- a/test/helpers/budgets_helper_test.rb
+++ b/test/helpers/budgets_helper_test.rb
@@ -104,4 +104,49 @@ class BudgetsHelperTest < ActionView::TestCase
     assert_equal [ child.id ], group.budget_subcategories.map(&:category_id)
     assert group.budget_subcategories.first.any_over_budget?
   end
+
+  test "budget has over budget when uncategorized spending exceeds its allocation" do
+    family = Family.create!(name: "Helper Budget Repro", currency: "USD")
+    account = Account.create!(
+      family: family,
+      accountable: Depository.new,
+      name: "Checking",
+      status: "active",
+      currency: "USD",
+      balance: 0
+    )
+
+    category = Category.create!(
+      name: "Helper Groceries #{SecureRandom.hex(4)}",
+      family: family,
+      color: "#407706",
+      lucide_icon: "shopping-bag"
+    )
+
+    budget = Budget.create!(
+      family: family,
+      start_date: Date.current.beginning_of_month,
+      end_date: Date.current.end_of_month,
+      currency: "USD",
+      budgeted_spending: 100
+    )
+
+    BudgetCategory.create!(
+      budget: budget,
+      category: category,
+      budgeted_spending: 100,
+      currency: "USD"
+    )
+
+    Entry.create!(
+      account: account,
+      entryable: Transaction.create!(category: nil),
+      date: Date.current,
+      name: "Helper Uncategorized Over Budget",
+      amount: 125,
+      currency: "USD"
+    )
+
+    assert budget_has_over_budget?(Budget.find(budget.id))
+  end
 end
diff --git a/test/models/budget_test.rb b/test/models/budget_test.rb
index 56e791e75..26e1b7653 100644
--- a/test/models/budget_test.rb
+++ b/test/models/budget_test.rb
@@ -263,6 +263,7 @@ class BudgetTest < ActiveSupport::TestCase
     budget.stubs(:available_to_spend).returns(200)
     budget.stubs(:budget_category_actual_spending).with(parent_budget_category).returns(63.11)
     budget.stubs(:budget_category_actual_spending).with(standalone_budget_category).returns(25)
+    budget.stubs(:budget_category_actual_spending).with(budget.uncategorized_budget_category).returns(0)
 
     segments = budget.to_donut_segments_json
 
@@ -280,6 +281,59 @@ class BudgetTest < ActiveSupport::TestCase
     assert_equal 200, segments_by_id["unused"][:amount]
   end
 
+  test "to_donut_segments_json includes uncategorized spending" do
+    family = @family
+    account = Account.create!(
+      family: family,
+      accountable: Depository.new,
+      name: "Checking",
+      status: "active",
+      currency: "USD",
+      balance: 0
+    )
+
+    category = Category.create!(
+      name: "Groceries #{Time.now.to_f}",
+      family: family,
+      color: "#407706",
+      lucide_icon: "shopping-bag"
+    )
+
+    budget = Budget.create!(
+      family: family,
+      start_date: Date.current.beginning_of_month,
+      end_date: Date.current.end_of_month,
+      currency: "USD",
+      budgeted_spending: 100
+    )
+
+    BudgetCategory.create!(
+      budget: budget,
+      category: category,
+      budgeted_spending: 100,
+      currency: "USD"
+    )
+
+    Entry.create!(
+      account: account,
+      entryable: Transaction.create!(category: nil),
+      date: Date.current,
+      name: "Uncategorized donut spending",
+      amount: 125,
+      currency: "USD"
+    )
+
+    budget = Budget.find(budget.id)
+    uncategorized = budget.uncategorized_budget_category
+    segments = budget.to_donut_segments_json
+    uncategorized_segment = segments.find { |segment| segment[:id] == uncategorized.id }
+
+    assert_equal 125, budget.actual_spending
+    assert_equal 125, uncategorized.actual_spending
+    assert_not_nil uncategorized_segment
+    assert_equal 125, uncategorized_segment[:amount]
+  end
+
   test "actual_spending subtracts uncategorized refunds" do
     family = families(:dylan_family)
     budget = Budget.find_or_bootstrap(family, start_date: Date.current.beginning_of_month)
diff --git a/test/views/budgets/budget_donut_view_test.rb b/test/views/budgets/budget_donut_view_test.rb
new file mode 100644
index 000000000..0fe5550c5
--- /dev/null
+++ b/test/views/budgets/budget_donut_view_test.rb
@@ -0,0 +1,54 @@
+require "test_helper"
+
+class BudgetDonutViewTest < ActionView::TestCase
+  test "renders hover content for uncategorized donut segment" do
+    family = Family.create!(name: "Budget Donut View Repro", currency: "USD")
+    account = Account.create!(
+      family: family,
+      accountable: Depository.new,
+      name: "Checking",
+      status: "active",
+      currency: "USD",
+      balance: 0
+    )
+
+    category = Category.create!(
+      name: "Groceries #{SecureRandom.hex(4)}",
+      family: family,
+      color: "#407706",
+      lucide_icon: "shopping-bag"
+    )
+
+    budget = Budget.create!(
+      family: family,
+      start_date: Date.current.beginning_of_month,
+      end_date: Date.current.end_of_month,
+      currency: "USD",
+      budgeted_spending: 100
+    )
+
+    BudgetCategory.create!(
+      budget: budget,
+      category: category,
+      budgeted_spending: 100,
+      currency: "USD"
+    )
+
+    Entry.create!(
+      account: account,
+      entryable: Transaction.create!(category: nil),
+      date: Date.current,
+      name: "Uncategorized hover spending",
+      amount: 125,
+      currency: "USD"
+    )
+
+    budget = Budget.find(budget.id)
+    uncategorized = budget.uncategorized_budget_category
+
+    html = render(partial: "budgets/budget_donut", locals: { budget: budget })
+
+    assert_includes html, "segment_#{uncategorized.id}"
+    assert_includes html, uncategorized.category.display_name
+  end
+end