diff --git a/cli/src/main.rs b/cli/src/main.rs
index 71a7824655..4f19ba558b 100644
--- a/cli/src/main.rs
+++ b/cli/src/main.rs
@@ -162,6 +162,10 @@ enum Command {
         /// Downgrade crosswalks not matching a `highway=crossing` OSM node into unmarked crossings.
         #[structopt(long)]
         filter_crosswalks: bool,
+        /// Generate a simple travel demand model based on 2011 UK commuting data. This will only
+        /// work if the boundary is in the UK.
+        #[structopt(long)]
+        create_uk_travel_demand_model: bool,
     },
     /// Imports a one-shot A/B Street map from an .osm file in a single command.
     OneshotImport {
@@ -177,6 +181,10 @@ enum Command {
         /// Downgrade crosswalks not matching a `highway=crossing` OSM node into unmarked crossings.
         #[structopt(long)]
         filter_crosswalks: bool,
+        /// Generate a simple travel demand model based on 2011 UK commuting data. This will only
+        /// work if the boundary is in the UK.
+        #[structopt(long)]
+        create_uk_travel_demand_model: bool,
         #[structopt(flatten)]
         opts: map_model::RawToMapOptions,
     },
@@ -263,6 +271,7 @@ async fn main() -> Result<()> {
             drive_on_left,
             use_geofabrik,
             filter_crosswalks,
+            create_uk_travel_demand_model,
         } => {
             one_step_import::run(
                 geojson_path,
@@ -270,6 +279,7 @@ async fn main() -> Result<()> {
                 drive_on_left,
                 use_geofabrik,
                 filter_crosswalks,
+                create_uk_travel_demand_model,
             )
             .await?
         }
@@ -278,8 +288,19 @@ async fn main() -> Result<()> {
             clip_path,
             drive_on_left,
             filter_crosswalks,
+            create_uk_travel_demand_model,
             opts,
-        } => importer::oneshot(osm_input, clip_path, drive_on_left, filter_crosswalks, opts),
+        } => {
+            importer::oneshot(
+                osm_input,
+                clip_path,
+                drive_on_left,
+                filter_crosswalks,
+                create_uk_travel_demand_model,
+                opts,
+            )
+            .await
+        }
         Command::RegenerateEverything {
             shard_num,
             num_shards,
diff --git a/cli/src/one_step_import.rs b/cli/src/one_step_import.rs
index f50799b0a2..028fc66ff9 100644
--- a/cli/src/one_step_import.rs
+++ b/cli/src/one_step_import.rs
@@ -11,6 +11,7 @@ pub async fn run(
     drive_on_left: bool,
     use_geofabrik: bool,
     filter_crosswalks: bool,
+    create_uk_travel_demand_model: bool,
 ) -> Result<()> {
     if name.contains(' ') || name.is_empty() {
         panic!(
@@ -83,8 +84,10 @@ pub async fn run(
         Some("boundary0.poly".to_string()),
         !drive_on_left,
         filter_crosswalks,
+        create_uk_travel_demand_model,
         map_model::RawToMapOptions::default(),
-    );
+    )
+    .await;
 
     // Clean up temporary files. If we broke before this, deliberately leave them around for
     // debugging.
diff --git a/importer/src/lib.rs b/importer/src/lib.rs
index 3a8016f75b..f7f41d59ed 100644
--- a/importer/src/lib.rs
+++ b/importer/src/lib.rs
@@ -89,11 +89,12 @@ pub fn regenerate_all_maps() {
 }
 
 /// Transforms a .osm file to a map in one step.
-pub fn oneshot(
+pub async fn oneshot(
     osm_path: String,
     clip: Option<String>,
     drive_on_right: bool,
     filter_crosswalks: bool,
+    create_uk_travel_demand_model: bool,
     opts: RawToMapOptions,
 ) {
     let mut timer = abstutil::Timer::new("oneshot");
@@ -133,6 +134,15 @@ pub fn oneshot(
     timer.start("save map");
     map.save();
     timer.stop("save map");
+
+    if create_uk_travel_demand_model {
+        timer.start("generating UK travel demand model");
+        uk::generate_scenario(&map, &load_configuration(), &mut timer)
+            .await
+            .unwrap();
+        timer.stop("generating UK travel demand model");
+    }
+
     println!("{} has been created", map.get_name().path());
 }
 
diff --git a/map_gui/src/tools/importer.rs b/map_gui/src/tools/importer.rs
index 9e31de6d28..eab8776e6f 100644
--- a/map_gui/src/tools/importer.rs
+++ b/map_gui/src/tools/importer.rs
@@ -85,6 +85,7 @@ impl<A: AppLike + 'static> ImportCity<A> {
                         ),
                     ]),
                     Toggle::switch(ctx, "Filter crosswalks", None, false),
+                    Toggle::switch(ctx, "Generate travel demand model (UK only)", None, false),
                 ])
                 .section(ctx),
             ])
@@ -129,6 +130,12 @@ impl<A: AppLike + 'static> State<A> for ImportCity<A> {
                     if self.panel.is_checked("Filter crosswalks") {
                         args.push("--filter-crosswalks".to_string());
                     }
+                    if self
+                        .panel
+                        .is_checked("Generate travel demand model (UK only)")
+                    {
+                        args.push("--create-uk-travel-demand-model".to_string());
+                    }
                     match grab_geojson_from_clipboard() {
                         Ok(()) => Transition::Push(crate::tools::RunCommand::new_state(
                             ctx,