Hole 1
Par 4 · 409 yd
Plays east. Dogleg right. 2 bunkers.
Green 36 yd deep, 22 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in San Martin, California, USA
18 holes, par 72, about 7,101 yards (6,493 metres) along the hole lines. The par 3s are 2, 7, 12 and 16. The par 5s are 3, 6, 15 and 18. The longest hole is the 3rd at 598 yd, the shortest the 16th at 167 yd. The map shows 60 bunkers. Water is in play on holes 8, 10 and 18.
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 · 409 yd
Plays east. Dogleg right. 2 bunkers.
Green 36 yd deep, 22 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 189 yd
Plays east. 2 bunkers.
Green 36 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 598 yd
Plays west. 1 bunker.
Green 30 yd deep, 30 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 422 yd
Plays west. 3 bunkers.
Green 36 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 428 yd
Plays west. Dogleg right. 3 bunkers.
Green 28 yd deep, 37 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 502 yd
Plays north. 4 bunkers.
Green 39 yd deep, 30 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 198 yd
Plays south-east. 3 bunkers.
Green 35 yd deep, 26 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 311 yd
Plays south-east. Dogleg right. 4 bunkers and water.
Green 28 yd deep, 30 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 408 yd
Plays east. 2 bunkers.
Green 36 yd deep, 24 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 422 yd
Plays west. 2 bunkers and water.
Green 28 yd deep, 32 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 423 yd
Plays west. 7 bunkers.
Green 32 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 232 yd
Plays south-east. 4 bunkers.
Green 35 yd deep, 36 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 449 yd
Plays south. 2 bunkers.
Green 45 yd deep, 42 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 446 yd
Plays north-east. Dogleg left. 3 bunkers.
Green 31 yd deep, 37 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 471 yd
Plays south-east. Dogleg left. 7 bunkers.
Green 31 yd deep, 34 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 167 yd
Plays east. 4 bunkers.
Green 31 yd deep, 26 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 472 yd
Plays west. 4 bunkers.
Green 31 yd deep, 32 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 552 yd
Plays north-east. 3 bunkers and water.
Green 30 yd deep, 31 yd wide. Falls 2% 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.