Hole 1
Par 4 · 370 yd
Plays north.
Green 38 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Plum Tree, Maryland, USA
18 holes, par 72, about 7,033 yards (6,431 metres) along the hole lines. The par 3s are 5, 7, 13 and 15. The par 5s are 2, 8, 11 and 18. The longest hole is the 2nd at 552 yd, the shortest the 5th at 149 yd. The map shows 38 bunkers. Water is in play on the 8th.
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 · 370 yd
Plays north.
Green 38 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 552 yd
Plays south-east. Dogleg left. 4 bunkers.
Green 35 yd deep, 31 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 419 yd
Plays north-east. Dogleg right.
Green 40 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 424 yd
Plays east. Dogleg right. 3 bunkers.
Green 38 yd deep, 27 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 149 yd
Plays south-east.
Green 36 yd deep, 30 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 364 yd
Plays south-west. 3 bunkers.
Green 36 yd deep, 31 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 218 yd
Plays west. 2 bunkers.
Green 48 yd deep, 35 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 542 yd
Plays west. 2 bunkers and water.
Green 32 yd deep, 30 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 444 yd
Plays west. 5 bunkers.
Green 35 yd deep, 26 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 359 yd
Plays north. 1 bunker.
Green 40 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 515 yd
Plays south-west. Dogleg left. 3 bunkers.
Green 35 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 367 yd
Plays north.
Green 26 yd deep, 37 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 220 yd
Plays north. 1 bunker.
Green 40 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 466 yd
Plays east. 2 bunkers.
Green 42 yd deep, 30 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 202 yd
Plays south-east. 4 bunkers.
Green 37 yd deep, 31 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 455 yd
Plays east. 1 bunker.
Green 38 yd deep, 30 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 444 yd
Plays west. 1 bunker.
Green 37 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 522 yd
Plays south. Dogleg left. 4 bunkers.
Green 34 yd deep, 34 yd wide. Falls 1% 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.