Hole 1
Par 4 · 363 yd
Plays north-west. Dogleg right. 2 bunkers.
Green 23 yd deep, 23 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Aptos, California, USA
18 holes, par 71, about 5,939 yards (5,431 metres) along the hole lines. The par 3s are 6, 8, 12, 14 and 16. The par 5s are 2, 10, 13 and 18. The longest hole is the 10th at 515 yd, the shortest the 12th at 116 yd. The map shows 39 bunkers. Water is in play on the 13th.
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 · 363 yd
Plays north-west. Dogleg right. 2 bunkers.
Green 23 yd deep, 23 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 431 yd
Plays north-west. 2 bunkers.
Green 22 yd deep, 25 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 428 yd
Plays west. 4 bunkers.
Green 26 yd deep, 24 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 361 yd
Plays south-east. 2 bunkers.
Green 20 yd deep, 31 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 346 yd
Plays north-east. 2 bunkers.
Green 17 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 206 yd
Plays south-east. 2 bunkers.
Green 22 yd deep, 26 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 335 yd
Plays south. Dogleg right. 1 bunker.
Green 23 yd deep, 25 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 119 yd
Plays south-east. 3 bunkers.
Green 21 yd deep, 22 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 359 yd
Plays north-east. 3 bunkers.
Green 25 yd deep, 32 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 515 yd
Plays south-west. 2 bunkers.
Green 26 yd deep, 16 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 357 yd
Plays south-east. 2 bunkers.
Green 31 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 116 yd
Plays east. 2 bunkers.
Green 22 yd deep, 25 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 445 yd
Plays south-east. Dogleg left. 4 bunkers and water.
Green 26 yd deep, 20 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 191 yd
Plays north. 1 bunker.
Green 24 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 349 yd
Plays north-west. 3 bunkers.
Green 44 yd deep, 21 yd wide. Falls 6% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 196 yd
Plays north-west. 3 bunkers.
Green 23 yd deep, 13 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 400 yd
Plays north-west. 2 bunkers.
Green 27 yd deep, 20 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 425 yd
Plays north-east. Dogleg right. 4 bunkers.
Green 23 yd deep, 16 yd wide. Falls 7% 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.