Hole 1
Par 4 · 353 yd
Plays south-east. Dogleg right. 3 bunkers.
Green 36 yd deep, 26 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Brentwood, California, USA
18 holes, par 72, about 6,879 yards (6,290 metres) along the hole lines. The par 3s are 2, 7, 15 and 17. The par 5s are 5, 8, 12 and 14. The longest hole is the 14th at 569 yd, the shortest the 7th at 143 yd. The map shows 81 bunkers. Water is in play on holes 9 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 · 353 yd
Plays south-east. Dogleg right. 3 bunkers.
Green 36 yd deep, 26 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 187 yd
Plays north-east. 4 bunkers.
Green 27 yd deep, 27 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 338 yd
Plays north-west. 6 bunkers.
Green 28 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 451 yd
Plays east. 2 bunkers.
Green 30 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 518 yd
Plays north-east. 11 bunkers.
Green 42 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 445 yd
Plays west. Dogleg left. 8 bunkers.
Green 34 yd deep, 22 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 143 yd
Plays west. 6 bunkers.
Green 28 yd deep, 25 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 507 yd
Plays west. 5 bunkers.
Green 28 yd deep, 27 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 347 yd
Plays south. 5 bunkers and water.
Green 28 yd deep, 33 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 416 yd
Plays north-east. 7 bunkers.
Green 33 yd deep, 33 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 458 yd
Plays north-east. 6 bunkers.
Green 35 yd deep, 32 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 525 yd
Plays south-west. 5 bunkers.
Green 31 yd deep, 27 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 408 yd
Plays west. 5 bunkers.
Green 28 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 569 yd
Plays east. 7 bunkers.
Green 31 yd deep, 32 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 220 yd
Plays east. 6 bunkers.
Green 26 yd deep, 24 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 410 yd
Plays west. 4 bunkers.
Green 31 yd deep, 25 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 203 yd
Plays south-west. 7 bunkers.
Green 26 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 379 yd
Plays south-west. 5 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. Pars are 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.