Hole 1
Par 5 · 522 yd
Plays south-west. Dogleg left. 2 bunkers.
Green 30 yd deep, 39 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Houston, Texas, USA
18 holes, par 72, about 7,322 yards (6,695 metres) along the hole lines. The par 3s are 2, 7, 9, 11 and 15. The par 5s are 1, 3, 8, 14 and 16. The longest hole is the 8th at 605 yd, the shortest the 15th at 153 yd. The map shows 21 bunkers. Water is in play on holes 2, 3, 4, 9, 15, 16 and 17.
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 · 522 yd
Plays south-west. Dogleg left. 2 bunkers.
Green 30 yd deep, 39 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 165 yd
Plays south. 2 bunkers and water.
Green 44 yd deep, 30 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 583 yd
Plays north. 3 bunkers and water.
Green 33 yd deep, 30 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 488 yd
Plays south. Water.
Green 33 yd deep, 27 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 441 yd
Plays north-west. Dogleg left. 1 bunker.
Green 33 yd deep, 22 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 442 yd
Plays south-east. Dogleg left.
Green 36 yd deep, 27 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 206 yd
Plays east. 1 bunker.
Green 35 yd deep, 28 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 605 yd
Plays north.
Green 38 yd deep, 34 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 196 yd
Plays north. 1 bunker and water.
Green 45 yd deep, 31 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 445 yd
Plays north-west. 2 bunkers.
Green 31 yd deep, 34 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 226 yd
Plays south. 1 bunker.
Green 40 yd deep, 39 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 493 yd
Plays north-west. 1 bunker.
Green 28 yd deep, 34 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 401 yd
Plays south-west.
Green 38 yd deep, 25 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 518 yd
Plays south. Dogleg left. 2 bunkers.
Green 39 yd deep, 25 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 153 yd
Plays south-east. Water.
Green 45 yd deep, 30 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 547 yd
Plays north. Dogleg right. Water.
Green 46 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 404 yd
Plays south. Dogleg right. 2 bunkers and water.
Green 40 yd deep, 27 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 487 yd
Plays east. 3 bunkers.
Green 40 yd deep, 30 yd wide. Falls 1% 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.