Hole 1
Par 5 · 564 yd
Plays north-east. Dogleg right.
Green 36 yd deep, 24 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Trowbridge Park, Michigan, USA
18 holes, par 71, about 6,830 yards (6,245 metres) along the hole lines. The par 3s are 3, 6, 15 and 17. The par 5s are 1, 13 and 18. The longest hole is the 1st at 564 yd, the shortest the 17th at 140 yd. The map shows 36 bunkers. It shows no water in play.
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 5 · 564 yd
Plays north-east. Dogleg right.
Green 36 yd deep, 24 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 422 yd
Plays north-west. Dogleg right.
Green 26 yd deep, 32 yd wide. Falls 7% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 166 yd
Plays south-west. 2 bunkers.
Green 26 yd deep, 30 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 421 yd
Plays north-west. 2 bunkers.
Green 37 yd deep, 27 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 324 yd
Plays south. Dogleg left.
Green 37 yd deep, 23 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 183 yd
Plays south-east.
Green 30 yd deep, 35 yd wide. Falls 6% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 490 yd
Plays east. 2 bunkers.
Green 51 yd deep, 23 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 353 yd
Plays west. 8 bunkers.
Green 34 yd deep, 30 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 395 yd
Plays south-east. Dogleg left. 1 bunker.
Green 35 yd deep, 23 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 346 yd
Plays west. Dogleg left. 1 bunker.
Green 39 yd deep, 40 yd wide. Falls 6% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 382 yd
Plays south. Dogleg left. 7 bunkers.
Green 40 yd deep, 23 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 489 yd
Plays east. 2 bunkers.
Green 32 yd deep, 31 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 551 yd
Plays west. 12 bunkers.
Green 40 yd deep, 34 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 447 yd
Plays east. 4 bunkers.
Green 35 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 240 yd
Plays north-west.
Green 28 yd deep, 33 yd wide. Falls 6% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 376 yd
Plays west. Dogleg right. 2 bunkers.
Green 34 yd deep, 31 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 140 yd
Plays west. 2 bunkers.
Green 40 yd deep, 39 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 541 yd
Plays east. 2 bunkers.
Green 35 yd deep, 35 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. 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.