Tee to Green: open course data

Tee to Green's course layouts derived from OpenStreetMap: one JSON object per line, in the app's layout format, without elevation grids. Courses whose holes come from licensed data are not included.

Licence: Open Database License (ODbL) 1.0, https://opendatacommons.org/licenses/odbl/1-0/. Attribution: Course layouts (c) OpenStreetMap contributors, https://www.openstreetmap.org/copyright; some US course names from OpenGolfAPI (ODbL), https://opengolfapi.org.

Updated 2026-11-05. One file per state or region (gzipped, one JSON line per course); the list as JSON: https://t2g.club/v1/open/index.json

au-nsw.ndjson.gz: 128 courses, 4.8 MB
au-nt.ndjson.gz: 5 courses, 0.1 MB
au-qld.ndjson.gz: 47 courses, 2.9 MB
au-sa.ndjson.gz: 31 courses, 0.7 MB
au-tas.ndjson.gz: 17 courses, 0.6 MB
au-vic.ndjson.gz: 143 courses, 4.7 MB
au-wa.ndjson.gz: 54 courses, 1.3 MB
ca-ab.ndjson.gz: 83 courses, 3.5 MB
ca-bc.ndjson.gz: 92 courses, 3.4 MB
ca-mb.ndjson.gz: 19 courses, 0.4 MB
ca-nb.ndjson.gz: 20 courses, 0.5 MB
ca-nl.ndjson.gz: 4 courses, 0.3 MB
ca-ns.ndjson.gz: 29 courses, 1.0 MB
ca-nt.ndjson.gz: 2 courses, 0.0 MB
ca-on.ndjson.gz: 294 courses, 10.8 MB
ca-pe.ndjson.gz: 7 courses, 0.2 MB
ca-qc.ndjson.gz: 62 courses, 2.3 MB
ca-sk.ndjson.gz: 24 courses, 0.4 MB
ca-yt.ndjson.gz: 2 courses, 0.0 MB
gb-eng.ndjson.gz: 942 courses, 41.9 MB
gb-nir.ndjson.gz: 23 courses, 0.6 MB
gb-sct.ndjson.gz: 246 courses, 11.4 MB
gb-wls.ndjson.gz: 58 courses, 2.5 MB
ie.ndjson.gz: 82 courses, 2.4 MB
nz-auk.ndjson.gz: 36 courses, 2.0 MB
nz-bop.ndjson.gz: 18 courses, 0.6 MB
nz-can.ndjson.gz: 61 courses, 1.7 MB
nz-gis.ndjson.gz: 4 courses, 0.1 MB
nz-hkb.ndjson.gz: 15 courses, 0.5 MB
nz-mbh.ndjson.gz: 7 courses, 0.2 MB
nz-mwt.ndjson.gz: 23 courses, 0.6 MB
nz-nsn.ndjson.gz: 2 courses, 0.1 MB
nz-ntl.ndjson.gz: 21 courses, 0.7 MB
nz-ota.ndjson.gz: 46 courses, 1.2 MB
nz-stl.ndjson.gz: 20 courses, 0.3 MB
nz-tas.ndjson.gz: 8 courses, 0.2 MB
nz-tki.ndjson.gz: 18 courses, 0.5 MB
nz-wgn.ndjson.gz: 23 courses, 0.8 MB
nz-wko.ndjson.gz: 48 courses, 1.3 MB
nz-wtc.ndjson.gz: 6 courses, 0.1 MB
us-ak.ndjson.gz: 7 courses, 0.3 MB
us-al.ndjson.gz: 48 courses, 3.0 MB
us-ar.ndjson.gz: 44 courses, 1.5 MB
us-az.ndjson.gz: 133 courses, 9.5 MB
us-ca.ndjson.gz: 570 courses, 33.2 MB
us-co.ndjson.gz: 156 courses, 9.9 MB
us-ct.ndjson.gz: 168 courses, 8.9 MB
us-dc.ndjson.gz: 5 courses, 0.1 MB
us-de.ndjson.gz: 18 courses, 1.2 MB
us-fl.ndjson.gz: 453 courses, 29.5 MB
us-ga.ndjson.gz: 162 courses, 9.5 MB
us-hi.ndjson.gz: 40 courses, 3.0 MB
us-ia.ndjson.gz: 153 courses, 6.3 MB
us-id.ndjson.gz: 50 courses, 2.6 MB
us-il.ndjson.gz: 307 courses, 17.2 MB
us-in.ndjson.gz: 162 courses, 8.5 MB
us-ks.ndjson.gz: 56 courses, 3.1 MB
us-ky.ndjson.gz: 107 courses, 5.2 MB
us-la.ndjson.gz: 40 courses, 2.3 MB
us-ma.ndjson.gz: 342 courses, 18.9 MB
us-md.ndjson.gz: 85 courses, 5.0 MB
us-me.ndjson.gz: 104 courses, 4.4 MB
us-mi.ndjson.gz: 378 courses, 15.5 MB
us-mn.ndjson.gz: 213 courses, 10.6 MB
us-mo.ndjson.gz: 154 courses, 7.8 MB
us-ms.ndjson.gz: 26 courses, 1.0 MB
us-mt.ndjson.gz: 27 courses, 1.1 MB
us-nc.ndjson.gz: 184 courses, 10.4 MB
us-nd.ndjson.gz: 63 courses, 2.1 MB
us-ne.ndjson.gz: 76 courses, 3.3 MB
us-nh.ndjson.gz: 76 courses, 3.4 MB
us-nj.ndjson.gz: 115 courses, 7.3 MB
us-nm.ndjson.gz: 33 courses, 1.8 MB
us-nv.ndjson.gz: 52 courses, 5.5 MB
us-ny.ndjson.gz: 414 courses, 19.6 MB
us-oh.ndjson.gz: 336 courses, 17.9 MB
us-ok.ndjson.gz: 93 courses, 4.5 MB
us-or.ndjson.gz: 82 courses, 4.3 MB
us-pa.ndjson.gz: 244 courses, 12.9 MB
us-ri.ndjson.gz: 52 courses, 2.8 MB
us-sc.ndjson.gz: 164 courses, 11.0 MB
us-sd.ndjson.gz: 64 courses, 2.3 MB
us-tn.ndjson.gz: 99 courses, 4.2 MB
us-tx.ndjson.gz: 310 courses, 16.1 MB
us-ut.ndjson.gz: 82 courses, 4.0 MB
us-va.ndjson.gz: 157 courses, 9.5 MB
us-vt.ndjson.gz: 48 courses, 2.3 MB
us-wa.ndjson.gz: 141 courses, 7.3 MB
us-wi.ndjson.gz: 223 courses, 11.3 MB
us-wv.ndjson.gz: 53 courses, 2.6 MB
us-wy.ndjson.gz: 50 courses, 2.6 MB