Hole 1
Par 4 · 418 yd
Plays east. 2 bunkers and water.
Green 37 yd deep, 31 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Granite City, Illinois, USA
18 holes, par 72, about 6,551 yards (5,990 metres) along the hole lines. The par 3s are 4, 8, 13 and 17. The par 5s are 2, 6, 11 and 15. The longest hole is the 15th at 505 yd, the shortest the 4th at 159 yd. The map shows 41 bunkers. Water is in play on holes 1, 2, 8, 9, 13, 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 · 418 yd
Plays east. 2 bunkers and water.
Green 37 yd deep, 31 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 490 yd
Plays north-east. Dogleg left. 2 bunkers and water.
Green 26 yd deep, 24 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 382 yd
Plays north. Dogleg left. 4 bunkers.
Green 27 yd deep, 26 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 159 yd
Plays south-east. 4 bunkers.
Green 30 yd deep, 30 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 379 yd
Plays south. 3 bunkers.
Green 32 yd deep, 30 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 478 yd
Plays north. 3 bunkers.
Green 32 yd deep, 31 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 422 yd
Plays south. 2 bunkers.
Green 38 yd deep, 30 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 174 yd
Plays north. 3 bunkers and water.
Green 40 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 433 yd
Plays south-west. Dogleg left. 3 bunkers and water.
Green 38 yd deep, 36 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 357 yd
Plays north. 3 bunkers.
Green 34 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 443 yd
Plays east. Dogleg left. 3 bunkers.
Green 31 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 363 yd
Plays north. 4 bunkers.
Green 26 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 188 yd
Plays east. Water.
Green 31 yd deep, 32 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 352 yd
Plays east. Dogleg left. 1 bunker.
Green 33 yd deep, 27 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 505 yd
Plays south. 3 bunkers.
Green 27 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 377 yd
Plays south-west. 2 bunkers and water.
Green 33 yd deep, 30 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 179 yd
Plays north-west. 2 bunkers and water.
Green 38 yd deep, 31 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 451 yd
Plays west. Dogleg left. Water.
Green 36 yd deep, 31 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. Pars are 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.