Hole 1
Par 4 · 374 yd
Plays north-west. Dogleg left.
Green 21 yd deep, 22 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Amherst, New York, USA
18 holes, par 71, about 6,386 yards (5,839 metres) along the hole lines. The par 3s are 3, 6 and 15. The par 5s are 8 and 12. The longest hole is the 8th at 504 yd, the shortest the 15th at 163 yd. The map shows 23 bunkers. Water is in play on holes 6, 8, 14 and 16.
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 · 374 yd
Plays north-west. Dogleg left.
Green 21 yd deep, 22 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 427 yd
Plays north. Dogleg right. 3 bunkers.
Green 25 yd deep, 25 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 166 yd
Plays south-west. 2 bunkers.
Green 27 yd deep, 27 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 414 yd
Plays north-east. Dogleg right.
Green 27 yd deep, 28 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 434 yd
Plays south. Dogleg left. 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 · 187 yd
Plays north-west. 2 bunkers and water.
Green 30 yd deep, 26 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 384 yd
Plays south-west. Dogleg left. 2 bunkers.
Green 31 yd deep, 26 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 504 yd
Plays east. Dogleg right. 3 bunkers and water.
Green 30 yd deep, 28 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 292 yd
Plays south-east. 1 bunker.
Green 26 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 399 yd
Plays north-west.
Green 28 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 370 yd
Plays north. 1 bunker.
Green 22 yd deep, 23 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 495 yd
Plays south. 2 bunkers.
Green 23 yd deep, 22 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 354 yd
Plays south-east. Dogleg right. 1 bunker.
Green 28 yd deep, 25 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 329 yd
Plays east. 2 bunkers and water.
Green 20 yd deep, 21 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 163 yd
Plays south-west. 2 bunkers.
Green 25 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 355 yd
Plays west. Water.
Green 24 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 375 yd
Plays south-east. 1 bunker.
Green 28 yd deep, 28 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 363 yd
Plays west. 2 bunkers.
Green 25 yd deep, 26 yd wide. Falls 4% 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.