Hole 1
Par 4 · 249 yd
Plays north-west. 5 bunkers.
Green 34 yd deep, 20 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Marple Township, Pennsylvania, USA
18 holes, par 71, about 5,569 yards (5,092 metres) along the hole lines. The par 3s are 2, 4, 8, 15 and 17. The par 5s are 3, 7, 11 and 18. The longest hole is the 18th at 525 yd, the shortest the 2nd at 117 yd. The map shows 70 bunkers. Water is in play on the 10th.
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 · 249 yd
Plays north-west. 5 bunkers.
Green 34 yd deep, 20 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 117 yd
Plays north. 3 bunkers.
Green 39 yd deep, 25 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 475 yd
Plays south-east. Dogleg right. 7 bunkers.
Green 28 yd deep, 24 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 139 yd
Plays east. 2 bunkers.
Green 32 yd deep, 24 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 332 yd
Plays north-west. Dogleg left. 5 bunkers.
Green 27 yd deep, 28 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 303 yd
Plays east. 2 bunkers.
Green 34 yd deep, 20 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 455 yd
Plays south-west. Dogleg left. 2 bunkers.
Green 30 yd deep, 20 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 164 yd
Plays west. 8 bunkers.
Green 24 yd deep, 24 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 377 yd
Plays west. Dogleg left. 4 bunkers.
Green 27 yd deep, 19 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 279 yd
Plays north-west. Dogleg right. 9 bunkers and water.
Green 28 yd deep, 24 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 447 yd
Plays west. Dogleg right. 2 bunkers.
Green 23 yd deep, 24 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 353 yd
Plays east. 6 bunkers.
Green 24 yd deep, 25 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 369 yd
Plays west. Dogleg left. 9 bunkers.
Green 27 yd deep, 17 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 384 yd
Plays north-east. 7 bunkers.
Green 28 yd deep, 20 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 155 yd
Plays south. 5 bunkers.
Green 30 yd deep, 21 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 318 yd
Plays north. Dogleg right. 5 bunkers.
Green 30 yd deep, 19 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 125 yd
Plays north-east. 2 bunkers.
Green 19 yd deep, 33 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 525 yd
Plays south. 4 bunkers.
Green 35 yd deep, 24 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.