Johnston, Iowa · Private · 18 holes

Hyperion Field Club

par 72 · 6,350 yd measured · 31 bunkers · water in play on 4 holes · 354 ft of climb

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Holes · par

18 · 72

3 par 3s · 12 par 4s · 3 par 5s

Length

6,350 yd

measured along each hole's centerline

Bunkers

31

0.8 acres of sand

Water

4 holes

3.2 acres of water on the property

Climb

354 ft

uphill walking, tee to green; 841–998 ft elevation

Average green

5,239 sq ft

Green to next tee

1,168 yd

walked between holes, in total

Property

175 acres

driving range · 0.0 mi of cart path

Scorecard, as mapped

Yardage is measured along the centerline drawn on the map, tee marker to the middle of the green, so it runs a little short of the card from the back tees. Rise is the green's elevation minus the tee's; bunkers are those within 50 yards of the line.

HoleParHcpMeasured ydRise ftBunkersWaterShape
149395-1114–
24735802–
353545-134–
4411363+283–
5413418-564–
651499+674–
7317165+172–
845351+502●dogleg left
9315183-103●
Out363,277↑1742
10414341-913–
1152497-234–
1244382+43––
134–360+34–●
14318146-202●
15416297-523–
16412340+163–slight dogleg left
17410355-102–dogleg right
1848355+533–
In363,073↑1802
Total726,350↑3544

What stands out on the map

Longest hole
No. 3, 545 yd par 5
Par 3s
3, from 146 yd (No. 14) to 183 yd (No. 9)
Stroke index 1
No. 6, 499 yd par 5
Most bunkers near the line
No. 1, 4
Steepest climb to the green
No. 6, +67 ft
Biggest drop to the green
No. 1, -111 ft
Doglegs
No. 8 (dogleg left), No. 17 (dogleg right)
Fairway width
22 yd on No. 15 to 29 yd on No. 3, averaged over each fairway's length
Greens
largest 7,525 sq ft (No. 3), smallest 3,683 sq ft (No. 11)

Compare with a course nearby

Courses within 40 miles

About this page's data

Geometry © OpenStreetMap contributors (ODbL), extract of October 15, 2026 — this course on OpenStreetMap. Elevation from USGS 3DEP via AWS Terrain Tiles; imagery USGS The National Map and USDA NAIP. Course ratings, slope, green fees and conditions are not on this site because no open source publishes them. How each number is measured · Report a problem