Hole 1
Par 4 · 352 yd
Plays west. 3 bunkers and water.
Green 26 yd deep, 22 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Erie, Pennsylvania, USA
18 holes, par 72, about 6,481 yards (5,926 metres) along the hole lines. The par 3s are 6, 9, 12 and 14. The par 5s are 3, 8, 13 and 15. The longest hole is the 3rd at 544 yd, the shortest the 14th at 154 yd. The map shows 51 bunkers. Water is in play on holes 1, 2, 3, 9, 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 · 352 yd
Plays west. 3 bunkers and water.
Green 26 yd deep, 22 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 283 yd
Plays east. Dogleg left. 5 bunkers and water.
Green 28 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 544 yd
Plays north-east. Dogleg left. 2 bunkers and water.
Green 32 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 342 yd
Plays south-west. 3 bunkers.
Green 27 yd deep, 26 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 417 yd
Plays north. 2 bunkers.
Green 26 yd deep, 23 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 217 yd
Plays south. 2 bunkers.
Green 28 yd deep, 24 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 386 yd
Plays south. Dogleg left. 5 bunkers.
Green 28 yd deep, 24 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 510 yd
Plays north-west. 2 bunkers.
Green 30 yd deep, 28 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 183 yd
Plays south-west. 4 bunkers and water.
Green 42 yd deep, 31 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 379 yd
Plays south-east. 1 bunker.
Green 26 yd deep, 28 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 388 yd
Plays south-west. Dogleg left. 4 bunkers.
Green 27 yd deep, 27 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 185 yd
Plays south-west. 5 bunkers.
Green 26 yd deep, 31 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 519 yd
Plays north-west. Dogleg left. 2 bunkers.
Green 32 yd deep, 22 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 154 yd
Plays east. 4 bunkers.
Green 26 yd deep, 21 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 489 yd
Plays south. 5 bunkers.
Green 27 yd deep, 17 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 410 yd
Plays north-west. 2 bunkers.
Green 28 yd deep, 25 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 350 yd
Plays south-east. Dogleg left. 6 bunkers and water.
Green 27 yd deep, 28 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 372 yd
Plays north-west. Dogleg right. 8 bunkers and water.
Green 27 yd deep, 23 yd wide. Nearly flat 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.