Hole 1
Par 4 · 324 yd
Plays east. Dogleg right. 3 bunkers.
Green 27 yd deep, 43 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Industry, California, USA
18 holes, par 71, about 6,575 yards (6,012 metres) along the hole lines. The par 3s are 7, 13, 14 and 17. The par 5s are 6, 11 and 18. The longest hole is the 18th at 569 yd, the shortest the 13th at 154 yd. The map shows 44 bunkers. Water is in play on holes 3, 4, 5, 13 and 17.
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 · 324 yd
Plays east. Dogleg right. 3 bunkers.
Green 27 yd deep, 43 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 340 yd
Plays south. Dogleg right. 6 bunkers.
Green 43 yd deep, 35 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 386 yd
Plays south. Dogleg right. Water.
Green 33 yd deep, 33 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 366 yd
Plays west. 2 bunkers and water.
Green 33 yd deep, 30 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 374 yd
Plays east. 2 bunkers and water.
Green 35 yd deep, 30 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 566 yd
Plays west. 2 bunkers.
Green 50 yd deep, 21 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 295 yd
Plays east. 1 bunker.
Green 37 yd deep, 30 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 408 yd
Plays west. Dogleg right. 1 bunker.
Green 43 yd deep, 22 yd wide. Falls 6% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 315 yd
Plays north-west. Dogleg right. 2 bunkers.
Green 38 yd deep, 19 yd wide. Falls 6% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 432 yd
Plays east. Dogleg right. 2 bunkers.
Green 32 yd deep, 23 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 521 yd
Plays east. Dogleg left. 2 bunkers.
Green 42 yd deep, 33 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 367 yd
Plays north. 5 bunkers.
Green 25 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 154 yd
Plays north-east. 3 bunkers and water.
Green 27 yd deep, 24 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 194 yd
Plays south. 3 bunkers.
Green 38 yd deep, 35 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 339 yd
Plays south-west. 1 bunker.
Green 44 yd deep, 35 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 419 yd
Plays north-east. 4 bunkers.
Green 36 yd deep, 35 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 206 yd
Plays north-west. 4 bunkers and water.
Green 44 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 569 yd
Plays west. 6 bunkers.
Green 27 yd deep, 27 yd wide. Falls 4% 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.