Hole 1
Par 4 · 248 yd
Plays west. Dogleg right. 5 bunkers and water.
Green 27 yd deep, 22 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Elyria, Ohio, USA
18 holes, par 72, about 4,837 yards (4,423 metres) along the hole lines. The par 3s are 5, 7, 10 and 16. The par 5s are 2, 4, 11 and 18. The longest hole is the 11th at 393 yd, the shortest the 10th at 96 yd. The map shows 52 bunkers. Water is in play on holes 1, 2, 3, 5, 6, 9, 10, 13, 14, 15, 16, 17 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 · 248 yd
Plays west. Dogleg right. 5 bunkers and water.
Green 27 yd deep, 22 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 388 yd
Plays south-west. Dogleg left. 4 bunkers and water.
Green 28 yd deep, 24 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 255 yd
Plays north. Dogleg right. 3 bunkers and water.
Green 34 yd deep, 23 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 381 yd
Plays north-east. 6 bunkers.
Green 36 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 128 yd
Plays east. 1 bunker and water.
Green 33 yd deep, 22 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 369 yd
Plays east. 3 bunkers and water.
Green 31 yd deep, 22 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 119 yd
Plays west. 1 bunker.
Green 27 yd deep, 22 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 232 yd
Plays east. 4 bunkers.
Green 32 yd deep, 30 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 280 yd
Plays west. 2 bunkers and water.
Green 26 yd deep, 32 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 96 yd
Plays south. 3 bunkers and water.
Green 30 yd deep, 28 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 393 yd
Plays south-west. Dogleg left. 3 bunkers.
Green 32 yd deep, 28 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 259 yd
Plays north-west. Dogleg right. 3 bunkers.
Green 34 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 252 yd
Plays north-east. 4 bunkers and water.
Green 34 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 245 yd
Plays north-east. Dogleg left. 1 bunker and water.
Green 22 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 323 yd
Plays east. Dogleg right. 3 bunkers and water.
Green 26 yd deep, 31 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 159 yd
Plays south-east. 2 bunkers and water.
Green 37 yd deep, 30 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 319 yd
Plays east. 3 bunkers and water.
Green 31 yd deep, 24 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 393 yd
Plays west. 2 bunkers and water.
Green 27 yd deep, 31 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.