- 18Holes
- 72Par
- 7Rated tees
- 20Greens mapped
- 160Contours
- 7.3%Steepest slope
About Thonock Park (1006756) Karsten Lakes
Thonock Park (1006756) Karsten Lakes is an 18-hole golf course playing to par 72 in Gainsborough, England. GolfCore has mapped 20 greens here with contour lines and fall-line arrows. The card below lists 7 rated tees with yardages for all 18 holes. GPS yardages and scoring are free in the GolfCore app.
Plan your visit
Belt Road, Thonock, Gainsborough
+44 (0)1427 613088
How the greens break
GolfCore traced 20 greens at Thonock Park (1006756) Karsten Lakes from 1-meter national lidar elevation data, with 160 elevation contours at a 8-centimeter interval. The steepest measured slope is 7.3 percent, and the largest rise across a single green is 1.12 m.
In the app the same map sits under your ball on every green, with the fall line drawn to the hole and the wind modeled at your position. At clubs that run GolfCore, the pins the shop sets each morning show up there too.
The card
| Hole | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | Out |
|---|---|---|---|---|---|---|---|---|---|---|
| Par | 4 | 4 | 3 | 4 | 3 | 4 | 4 | 5 | 4 | 35 |
| Yards | 322 | 313 | 167 | 348 | 204 | 467 | 297 | 555 | 378 | 3,051 |
| Hcp | 12 | 8 | 16 | 6 | 14 | 2 | 18 | 4 | 10 |
| Hole | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | In |
|---|---|---|---|---|---|---|---|---|---|---|
| Par | 4 | 4 | 4 | 4 | 3 | 4 | 3 | 5 | 4 | 35 |
| Yards | 327 | 395 | 454 | 394 | 132 | 401 | 137 | 528 | 404 | 3,172 |
| Hcp | 11 | 13 | 1 | 7 | 15 | 3 | 17 | 5 | 9 |
Total70 Yards6,223
| Hole | Par | Yards | Hcp |
|---|---|---|---|
| 1 | 4 | 322 | 12 |
| 2 | 4 | 313 | 8 |
| 3 | 3 | 167 | 16 |
| 4 | 4 | 348 | 6 |
| 5 | 3 | 204 | 14 |
| 6 | 4 | 467 | 2 |
| 7 | 4 | 297 | 18 |
| 8 | 5 | 555 | 4 |
| 9 | 4 | 378 | 10 |
| Out | 35 | 3,051 | |
| 10 | 4 | 327 | 11 |
| 11 | 4 | 395 | 13 |
| 12 | 4 | 454 | 1 |
| 13 | 4 | 394 | 7 |
| 14 | 3 | 132 | 15 |
| 15 | 4 | 401 | 3 |
| 16 | 3 | 137 | 17 |
| 17 | 5 | 528 | 5 |
| 18 | 4 | 404 | 9 |
| In | 35 | 3,172 | |
| Total | 70 | 6,223 |
Course rating and slope
| Tee | Yards | Par | Rating / Slope |
|---|---|---|---|
| Blue | 6,878 | 72 | 73.9 / 139 |
| White | 6,223 | 70 | 73.1 / 136 79.4 / 146 (W) |
| Yellow | 5,961 | 72 | 72.1 / 131 78.1 / 143 (W) |
| Red | 5,483 | 72 | 68.7 / 128 74.6 / 136 (W) |
Hole data is what GolfCore holds for the course's layout. Picking a tee shows that tee's own yardages, pars and stroke indexes where the club has rated them. Spot a wrong par, yardage or stroke index? Report it from Map Settings in the app, or send us a correction.
Course details
- Location
- Gainsborough, England, United Kingdom
- Address
- Belt Road, Thonock, Gainsborough
- Phone
- +44 (0)1427 613088
- Website
- gainsboroughgc.co.uk
- Holes
- 18
- Par
- 72
- Tees on the card
- 7, 7 USGA-rated
- Greens mapped
- 20
- Elevation contours
- 160
- Contour interval
- 8-centimeter
- Largest green elevation span
- 1.12 m
- Steepest measured slope
- 7.3%
- Course map
- Traced hole by hole
- Wind modeling
- Live wind grid, 16 directions
- Tree canopy
- 1-meter canopy height model
- Course data updated
- 2026-11-10
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Staff at Thonock Park (1006756) Karsten Lakes can claim this course by signing in with an email address at the club's own domain, then edit its address, phone, website and crest at no charge. Read how a club keeps its course right. The same system runs a club's tee sheet and caddie yard; read how caddie management on GolfCore works.