Hole 1
Par 4 · 429 yd
Plays south. 2 bunkers.
Green 25 yd deep, 26 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Mt Vernon, Ohio, USA
18 holes, par 72, about 6,773 yards (6,193 metres) along the hole lines. The par 3s are 3, 8, 12 and 16. The par 5s are 2, 6, 10 and 14. The longest hole is the 6th at 553 yd, the shortest the 16th at 157 yd. The map shows 30 bunkers. Water is in play on holes 7, 9, 10 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 · 429 yd
Plays south. 2 bunkers.
Green 25 yd deep, 26 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 501 yd
Plays south-east. 2 bunkers.
Green 21 yd deep, 25 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 171 yd
Plays south-east. 2 bunkers.
Green 25 yd deep, 21 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 398 yd
Plays west. 2 bunkers.
Green 22 yd deep, 24 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 381 yd
Plays north-west. Dogleg left. 3 bunkers.
Green 23 yd deep, 20 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 553 yd
Plays south-east. Dogleg left. 2 bunkers.
Green 23 yd deep, 24 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 444 yd
Plays north-west. Dogleg right. 1 bunker and water.
Green 25 yd deep, 16 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 205 yd
Plays west. 3 bunkers.
Green 22 yd deep, 24 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 495 yd
Plays north. Dogleg right. Water.
Green 21 yd deep, 24 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 500 yd
Plays south. Dogleg left. 1 bunker and water.
Green 21 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 441 yd
Plays west. 1 bunker.
Green 16 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 north-east. 3 bunkers.
Green 25 yd deep, 22 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 337 yd
Plays south-west. Dogleg right. 2 bunkers.
Green 24 yd deep, 24 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 544 yd
Plays north. 2 bunkers.
Green 33 yd deep, 24 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 290 yd
Plays east.
Green 27 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 157 yd
Plays west.
Green 33 yd deep, 33 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 341 yd
Plays south. Dogleg left. 3 bunkers.
Green 25 yd deep, 30 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 428 yd
Plays north. 1 bunker and water.
Green 25 yd deep, 36 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.