Hole 1
Par 4 · 400 yd
Plays south-west. 4 bunkers.
Green 30 yd deep, 17 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in La Habra Heights, California, USA
18 holes, par 71, about 6,580 yards (6,017 metres) along the hole lines. The par 3s are 4, 6, 12 and 16. The par 5s are 7, 10 and 17. The longest hole is the 17th at 531 yd, the shortest the 4th at 130 yd. The map shows 64 bunkers. Water is in play on holes 8 and 16.
Every hole, numbered, as the app draws it.
Each hole turned so it plays up the page, from the tee at the bottom. Every green's slopes are mapped: flip a card to see its green.
Par 4 · 400 yd
Plays south-west. 4 bunkers.
Green 30 yd deep, 17 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 443 yd
Plays south-west. 2 bunkers.
Green 33 yd deep, 21 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 302 yd
Plays north. 7 bunkers.
Green 23 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 130 yd
Plays north-west. 3 bunkers.
Green 27 yd deep, 17 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 475 yd
Plays south. Dogleg right. 8 bunkers.
Green 25 yd deep, 24 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 198 yd
Plays east. 2 bunkers.
Green 31 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 512 yd
Plays east. 4 bunkers.
Green 27 yd deep, 25 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 432 yd
Plays west. 4 bunkers and water.
Green 32 yd deep, 23 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 386 yd
Plays east. 9 bunkers.
Green 27 yd deep, 24 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 484 yd
Plays north-east. Dogleg left. 5 bunkers.
Green 30 yd deep, 20 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 271 yd
Plays north. Dogleg right. 3 bunkers.
Green 22 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 137 yd
Plays south-west. 2 bunkers.
Green 26 yd deep, 23 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 435 yd
Plays south-east. Dogleg left. 4 bunkers.
Green 27 yd deep, 19 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 409 yd
Plays south. Dogleg left. 7 bunkers.
Green 25 yd deep, 19 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 376 yd
Plays west. Dogleg left. 5 bunkers.
Green 27 yd deep, 17 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 230 yd
Plays west. 3 bunkers and water.
Green 34 yd deep, 16 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 531 yd
Plays east. 7 bunkers.
Green 30 yd deep, 20 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 430 yd
Plays west. 9 bunkers.
Green 26 yd deep, 17 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Lengths are measured along each hole's line on OpenStreetMap, so they can differ from the club's card. A bunker between two holes counts on both.
The app
On your iPhone and Apple Watch, Number & Line turns this map into a yardage book, with distances to the front, middle and back of each green from where you stand. You can plan each hole at home and get club advice from your own distances and the day's wind.
The app is coming soon to the App Store, and this course is already built for it.

Course map © OpenStreetMap contributors, under the Open Database Licence. See it on OpenStreetMap, where anyone can correct it. Green slopes: USGS 3D Elevation Program 1 m DEM (public domain). Our maps are open data too. Number & Line isn't connected with the club.