Hole 1
Par 4 · 419 yd
Plays south-east. Dogleg left. 2 bunkers.
Green 36 yd deep, 28 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Buchanan, Michigan, USA
18 holes, par 72, about 6,359 yards (5,815 metres) along the hole lines. The par 3s are 4, 8, 11 and 15. The par 5s are 2, 6, 13 and 18. The longest hole is the 18th at 515 yd, the shortest the 4th at 152 yd. The map shows 20 bunkers. Water is in play on holes 2, 6, 10 and 11.
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 · 419 yd
Plays south-east. Dogleg left. 2 bunkers.
Green 36 yd deep, 28 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 512 yd
Plays north-west. Dogleg right. 2 bunkers and water.
Green 28 yd deep, 20 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 306 yd
Plays north. Dogleg right. 2 bunkers.
Green 30 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 152 yd
Plays south. 3 bunkers.
Green 32 yd deep, 27 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 366 yd
Plays north-east. Dogleg right. 3 bunkers.
Green 23 yd deep, 27 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 489 yd
Plays south. 1 bunker and water.
Green 26 yd deep, 24 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 378 yd
Plays south-east. Dogleg left. 1 bunker.
Green 31 yd deep, 34 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 171 yd
Plays west. 1 bunker.
Green 33 yd deep, 31 yd wide. Falls 6% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 338 yd
Plays north-west. 2 bunkers.
Green 30 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 404 yd
Plays north. Water.
Green 26 yd deep, 31 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 187 yd
Plays south. 3 bunkers and water.
Green 35 yd deep, 27 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 351 yd
Plays north-west. Dogleg left. 4 bunkers.
Green 25 yd deep, 25 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 480 yd
Plays north-east. 1 bunker.
Green 21 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 378 yd
Plays south. 3 bunkers.
Green 27 yd deep, 24 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 152 yd
Plays east. 2 bunkers.
Green 30 yd deep, 30 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 363 yd
Plays north. Dogleg left. 3 bunkers.
Green 26 yd deep, 31 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 400 yd
Plays south. Dogleg right. 1 bunker.
Green 27 yd deep, 28 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 515 yd
Plays south. Dogleg right.
Green 25 yd deep, 24 yd wide. Falls 5% 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.