Hole 1
Par 4 · 346 yd
Plays north-west. 2 bunkers and water.
Green 23 yd deep, 21 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Somerset, Maryland, USA
18 holes, par 70, about 6,085 yards (5,564 metres) along the hole lines. The par 3s are 2, 3, 6, 13 and 15. The par 5s are 7, 9 and 17. The longest hole is the 9th at 514 yd, the shortest the 6th at 151 yd. The map shows 48 bunkers. Water is in play on holes 1, 9, 15 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 · 346 yd
Plays north-west. 2 bunkers and water.
Green 23 yd deep, 21 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 222 yd
Plays north. 2 bunkers.
Green 24 yd deep, 19 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 160 yd
Plays south-west. 6 bunkers.
Green 22 yd deep, 19 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 410 yd
Plays south-west. 3 bunkers.
Green 30 yd deep, 20 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 346 yd
Plays east. 5 bunkers.
Green 21 yd deep, 21 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 151 yd
Plays east. 4 bunkers.
Green 22 yd deep, 20 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 443 yd
Plays west. 8 bunkers.
Green 22 yd deep, 24 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 385 yd
Plays east. 4 bunkers.
Green 26 yd deep, 21 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 514 yd
Plays south. Dogleg left. 2 bunkers and water.
Green 24 yd deep, 20 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 290 yd
Plays west. 3 bunkers.
Green 22 yd deep, 20 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 288 yd
Plays north-west. 3 bunkers.
Green 23 yd deep, 22 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 389 yd
Plays east. 4 bunkers.
Green 26 yd deep, 22 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 202 yd
Plays west. 8 bunkers.
Green 23 yd deep, 20 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 417 yd
Plays east. 3 bunkers.
Green 24 yd deep, 25 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 194 yd
Plays north. Water.
Green 23 yd deep, 22 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 430 yd
Plays west. 1 bunker.
Green 21 yd deep, 24 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 462 yd
Plays east. Dogleg right. 6 bunkers.
Green 25 yd deep, 26 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 437 yd
Plays south-east. 4 bunkers and water.
Green 24 yd deep, 20 yd wide. Falls 3% 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.