Officially sanctioned water rocket world records:



Water Rocket Altitude records:

Class A Single Stage Altitude Record


Ascension III Launching to a new world record altitude.
Ascension III Water Rocket launching to a new world record altitude.
Stuart Swan - UCT
Ascension III
2723 Feet. (830m)
August 26, 2015

Modern Water Rockets can trace their history to the Park Plastics toy rocket.

Class B Multiple Stage Altitude Record


Typical multiple stage water rocket shortly after stage separation.
Typical multiple stage water rocket shortly after stage separation.
There currently is no official record for multiple stage rockets.

Be the first team to claim the multiple stage water rocket world record!!!!

The unofficial record for multiple stage water rockets was achieved by Bruce Berggren with the Millennium rocket:
1060 Feet 1060 Feet.(323m) which is the target goal to beat using a Class B compliant rocket.

Bruce Berggren
Millennium
1060 Feet.(323m)

Class C Flight Duration Record


The rocket that holds the flight duration world record.
The rocket that holds the flight duration world record.
[D&P]Rockets*
Project 1.5
1.47 min

Class D Unreinforced Bottle Altitude Record


The class D record rocket ready to launch!.
The class D record rocket ready to launch!
Kevin Colvill
Valkyrie3
417 feet (127.1 meters)
September 3, 2017

Class E Open Design Unreinforced Bottle Altitude Record


Be the first team to fly a reinforced bottle to a record altitude.
Be the first team to fly an Open Design Unreinforced Bottle to a world record altitude.
There currently is no official record for Open Design Unreinforced Bottle water rockets.

Be the first team to claim the Open Design Unreinforced Bottle world record!!!!

Water Rocket Dragster Record


Water rocket powered dragster launching.
Water rocket powered dragster launching.
Distance:
Hornsby Heights Water Rocket Space Agency
364.99 Feet (111.25m)
Speed:
Hornsby Heights Water Rocket Space Agency
5.13 seconds

Team or Personal best Altitude.:

Jeff Greene**804 feet (245m)
KCParkinson**400 feet (122m)
Mark Chen**590 feet (180m)
Team Enterprise**773 feet (236m)
TDFwaterrockets**408 feet (124m)
Alex Fischer**1157 feet (353m)
Sam Mullock*1230 Feet (375m)
Ground Control Rockets**380 Feet (116m)
jeffs**654 Feet (199.33m)
Team Parental Advisory**549feet (167m)
Team Seneca**647 feet (197m)
U.S. Water Rockets**2182 feet (665m)
Team.[D&P] Rockets***740 feet (225m)
Teamdbrockets**413 feet (126m)
Anti Gravity Research*1242 Feet (378m)
Robert Youens*1105 Feet (337m)
Team Sysonby**454 Feet (138m)
Team S.P.W.R**338 Feet (103.02m)
*These altitudes were achieved prior to the formation of the WRA2 and are generally accepted by the Water rocket community as former records. None of these flights carried an onboard camera so each had a weight advantage. Each of these altitudes was also achieved with only a single flight.

**Team or personal best as reported to the Water Rocket Forum by the teams.