Dive into Adventure!
Explore the Ocean Depths

Uncover the secrets of the sea with this 497-piece LEGO City set. Featuring a modular research base and five minifigures for underwater exploration.

🏛 City
Set #60265

Ocean Exploration Base

The Ocean Exploration Base is an excellent addition to any LEGO City collection.

🏆 Best For: Perfect for kids and LEGO fans interested in ocean exploration and imaginative play. ⏱ 4.5 hr build 🧩 497 pcs
★★★★☆ 4.2

Fans appreciate the engaging underwater theme and the variety of vehicles and minifigures, making it a hit for imaginative play. However, some find the color scheme a bit repetitive and the base somewhat small for the price.

📝 Our Take

The Ocean Exploration Base is an excellent addition to any LEGO City collection. It perfectly captures the spirit of underwater exploration with a detailed habitat, submarine, and seabed setting, providing a diverse and engaging play experience.

This set is perfect for children and LEGO enthusiasts who are fascinated by marine life and adventurous scenarios. The build is moderately challenging, making it a fun project that results in a highly interactive and visually appealing playset.

Skip this if you prefer licensed themes or larger, more complex builds. Consider the LEGO Deep Sea Explorers sets for similar themes or the LEGO City Deep Space Rocket and Launch Control for a different adventure.

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🧱 Building Experience

🧩
497
Pieces
4.5h
Build Time
📊
Intermediate
Difficulty
Build Highlights:
  • Building the detailed ocean base with laboratory and living quarters.
  • Constructing the submarine with its mechanical arm and observation bubble.
  • Creating the seabed environment with coral and hidden treasure elements.
  • Integrating play features like the opening habitat and movable submarine arm.

📈 Investment Analysis

→ Price stable
B
Investment Grade
⏳ Active
The Ocean Exploration Base, being a retired LEGO City set, holds moderate investment potential. Its appeal lies in the popular ocean exploration theme and the inclusion of multiple vehicles and minifigures, which often attract collectors. While it may not reach the heights of licensed themes, its relatively low piece count and original retail price make it an accessible option for those looking to diversify their LEGO investments. Its value appreciation will likely be steady but not explosive, contingent on the overall health of the LEGO resale market and continued interest in the City theme.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

Compare Similar Sets

Compared to other LEGO City sets, the Ocean Exploration Base offers a unique underwater theme, making it stand out from standard city buildings and vehicles. While sets like the LEGO City Deep Sea Explorers offer similar underwater adventures, the Ocean Exploration Base provides a more comprehensive base of operations. Its appeal lies in the combination of a detailed habitat, submarine, and seabed setting, making it a strong choice for those interested in marine exploration.

📦 Full Parts Inventory - 133 unique parts • 450 total pieces

Minifig Footwear Flipper [Thick] Minifig Footwear ...
Part #: 10190 Red
Bar Holder with Clip Bar Holder with Clip
Part #: 11090 Black
Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle Technic Axle Pin ...
Part #: 11214 Dark Bluish Gray
Plate Special 1 x 2 with Clip Horizontal on Side Plate Special 1 x...
Part #: 11476 Light Bluish Gray
Cone 1 x 1 Inverted with Bar at Bottom (Ice Cream Cone) Cone 1 x 1 Invert...
Part #: 11610 Black
Wedge 4 x 4 Facet Wedge 4 x 4 Facet
Part #: 14413 Light Bluish Gray
Animal Body Part, Shark Body with Three Gill Slits Animal Body Part,...
Part #: 14518 Sand Blue
Slope Curved 2 x 2 x 2/3 Slope Curved 2 x ...
Part #: 15068 Yellow
Slope Curved 2 x 2 x 2/3 Slope Curved 2 x ...
Part #: 15068 White
Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version] Brick Arch 1 x 6 ...
Part #: 15254 Light Bluish Gray
Tile Round 2 x 2 with Hole Tile Round 2 x 2 ...
Part #: 15535 Red
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) Plate Special 1 x...
Part #: 15573 Dark Bluish Gray
Tile Special 1 x 1 with Clip with Rounded Edges Tile Special 1 x ...
Part #: 15712 Reddish Brown
Tile Special 1 x 1 with Clip with Rounded Edges Tile Special 1 x ...
Part #: 15712 Dark Bluish Gray
Steering Wheel Small, 2 x 2 [Reinforced] Steering Wheel Sm...
Part #: 16091 Black
Brick Round 2 x 2, Pin Holes Brick Round 2 x 2...
Part #: 17485 Red
Brick Round 2 x 2, Pin Holes Brick Round 2 x 2...
Part #: 17485 Yellow
Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle Technic Axle Pin ...
Part #: 18651 Black
Slope Inverted 45° 6 x 2 Double with 2 x 4 Recessed Slope Inverted 45...
Part #: 22889 Dark Bluish Gray
Bar Holder with Hole and Bar Handle Bar Holder with H...
Part #: 23443 Black
Rock Brick 8 x 8 x 6 Rock Brick 8 x 8 x 6
Part #: 23996 Dark Bluish Gray
Tile Special 1 x 2 Grille with Bottom Groove Tile Special 1 x ...
Part #: 2412b Dark Blue
Tile Special 1 x 2 Grille with Bottom Groove Tile Special 1 x ...
Part #: 2412b Black
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 12× Yellow
Brick Special 1 x 2 with Pin Brick Special 1 x...
Part #: 2458 Black
Brick Round Corner 5 x 5 x 1 Curved, Bottom Cut Outs, No Studs, 7 Bottom Tubes Brick Round Corne...
Part #: 24599 Dark Blue
Plant, Flower, Plate Round 1 x 1 with 5 Petals Plant, Flower, Pl...
Part #: 24866 Bright Pink
Plant, Flower, Plate Round 1 x 1 with 5 Petals Plant, Flower, Pl...
Part #: 24866 Dark Pink
Brick Round 2 x 2 x 1 1/3 Inverted Brick Round 2 x 2...
Part #: 24947 Yellow
Brick Round 1 x 1 diameter Tube with 90 Degree Elbow (2 x 2 x 1) and Axle Holes (Crossholes) at each end Brick Round 1 x 1...
Part #: 25214 Red
Plate Special 1 x 1 Rounded with Handle Plate Special 1 x...
Part #: 26047 Black
Plate Round 2 x 2 with Rounded Bottom [Boat Stud] Plate Round 2 x 2...
Part #: 2654 Red
Wedge Plate 2 x 2 Cut Corner Wedge Plate 2 x 2...
Part #: 26601 Black
Technic Pin with Friction Ridges Lengthwise and Center Slots Technic Pin with ...
Part #: 2780 14× Black
Technic Steering Wheel Small (3 Studs Diameter) Technic Steering ...
Part #: 2819 Yellow
Brick Special 1 x 2 with Grille Brick Special 1 x...
Part #: 2877 Light Bluish Gray
Brick Special 1 x 2 with Grille Brick Special 1 x...
Part #: 2877 Dark Bluish Gray
Plate Special 1 x 4 with Wheels Holder Plate Special 1 x...
Part #: 2926 Black
Lever Small Base with Black Lever Lever Small Base ...
Part #: 298c02 Red
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Black
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Dark Bluish Gray
Brick 1 x 1 Brick 1 x 1
Part #: 3005 Light Bluish Gray
Equipment Camera Handheld with Central Viewfinder Equipment Camera ...
Part #: 30089b Black
Rock 1 x 1 Jewel / Gem 24 Facet Rock 1 x 1 Jewel ...
Part #: 30153 Trans-Red
Rock 1 x 1 Jewel / Gem 24 Facet Rock 1 x 1 Jewel ...
Part #: 30153 Trans-Green
Rock 1 x 1 Jewel / Gem 24 Facet Rock 1 x 1 Jewel ...
Part #: 30153 Trans-Dark Pink
Rock 1 x 1 Jewel / Gem 24 Facet Rock 1 x 1 Jewel ...
Part #: 30153 Trans-Dark Blue
Rock 1 x 1 Jewel / Gem 24 Facet Rock 1 x 1 Jewel ...
Part #: 30153 Trans-Neon Green
Equipment Stretcher Holder Equipment Stretch...
Part #: 30191 Black
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Dark Bluish Gray
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Yellow
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Dark Blue
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Reddish Brown
Plate 1 x 2 Plate 1 x 2
Part #: 3023 White
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Black
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Red
Plate 4 x 4 Plate 4 x 4
Part #: 3031 Black
Plate 4 x 8 Plate 4 x 8
Part #: 3035 Dark Tan
Brick Round 2 x 2 Dome Top, Hollow Stud Brick Round 2 x 2...
Part #: 30367c Red
Brick Round 2 x 2 Dome Top, Hollow Stud Brick Round 2 x 2...
Part #: 30367c Trans-Clear
Hook with Towball Hook with Towball
Part #: 30395 Dark Bluish Gray
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Trans-Clear
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Trans-Yellow
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Red
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Black
Brick 1 x 2 without Bottom Tube Brick 1 x 2 witho...
Part #: 3065 Trans-Clear
Tile 2 x 2 with Groove Tile 2 x 2 with G...
Part #: 3068b Reddish Brown
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Black
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Yellow
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b White
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Dark Blue
Tile 1 x 1 with White and Red Gauge Print Tile 1 x 1 with W...
Part #: 3070bpr0007 Light Bluish Gray
Technic Axle and Pin Connector Angled #1 Technic Axle and ...
Part #: 32013 Black
Technic Axle and Pin Connector Angled #2 - 180° Technic Axle and ...
Part #: 32034 Red
Technic Axle 2 Notched Technic Axle 2 No...
Part #: 32062 Red
Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin Technic Brick 1 x...
Part #: 32064a Yellow
Technic Axle and Pin Connector Angled #4 - 135° Technic Axle and ...
Part #: 32192 Black
Brick 1 x 2 x 2 with Inside Stud Holder Brick 1 x 2 x 2 w...
Part #: 3245c Yellow
Animal, Crab Animal, Crab
Part #: 33121 Bright Light Orange
Plate 1 x 8 Plate 1 x 8
Part #: 3460 Dark Bluish Gray
Brick 1 x 3 Brick 1 x 3
Part #: 3622 Light Bluish Gray
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Slope Inverted 45...
Part #: 3660 Dark Bluish Gray
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Slope Inverted 45...
Part #: 3660 Black
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Slope Inverted 45...
Part #: 3660 Reddish Brown
Plate 1 x 6 Plate 1 x 6
Part #: 3666 Yellow
Technic Pin without Friction Ridges Lengthwise Technic Pin witho...
Part #: 3673 Light Bluish Gray
Turntable 2 x 2 Plate - Top Turntable 2 x 2 P...
Part #: 3679 Light Bluish Gray
Turntable 2 x 2 Plate, Base Turntable 2 x 2 P...
Part #: 3680 Black
Technic Brick 1 x 2 [1 Pin Hole] Technic Brick 1 x...
Part #: 3700 Yellow
Technic Brick 1 x 4 [3 Pin Holes] Technic Brick 1 x...
Part #: 3701 Black
Technic Brick 1 x 8 [7 Pin Holes] Technic Brick 1 x...
Part #: 3702 Yellow
Technic Axle 6 Technic Axle 6
Part #: 3706 Black
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Black
Technic Bush Technic Bush
Part #: 3713 Red
Equipment Lantern Equipment Lantern
Part #: 37776 Black
Plate 2 x 6 Plate 2 x 6
Part #: 3795 Reddish Brown
Technic Brick 1 x 6 [5 Pin Holes] Technic Brick 1 x...
Part #: 3894 Yellow
Technic Brick 1 x 12 [11 Pin Holes] Technic Brick 1 x...
Part #: 3895 Black
Equipment Cup / Mug [Plain] Equipment Cup / M...
Part #: 3899 White
Brick Round 2 x 2 with Axle Hole Brick Round 2 x 2...
Part #: 3941 11× Black
Cone 4 x 4 x 2, Axle Hole [Plain] Cone 4 x 4 x 2, A...
Part #: 3943b Black
Hinge Brick 1 x 2 Locking with 1 Finger Vertical End and 2 Fingers Vertical End, 7 Teeth Hinge Brick 1 x 2...
Part #: 39893 Black
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Plate Round 2 x 2...
Part #: 4032a Yellow
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Plate Round 2 x 2...
Part #: 4032a 11× Red
Seat / Chair 2 x 2 with Center Sprue Mark Seat / Chair 2 x ...
Part #: 4079b Red
Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Plate Special 1 x...
Part #: 4081b Yellow
Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar Technic Cylinder ...
Part #: 41531 Yellow
Tile 1 x 8 with Groove Tile 1 x 8 with G...
Part #: 4162 Dark Blue
Technic Pin 1/2 Technic Pin 1/2
Part #: 4274 Light Bluish Gray
Technic Axle Pin with Friction Ridges Lengthwise Technic Axle Pin ...
Part #: 43093 Blue
Hinge Plate 1 x 4 Locking Dual 1 Finger Hinge Plate 1 x 4...
Part #: 44568 Light Bluish Gray
Slope Curved 8 x 6 x 2 Double Slope Curved 8 x ...
Part #: 45411 Yellow
Plate Special 1 x 4 Offset with Bar Holes Plate Special 1 x...
Part #: 4590 Red
Tap 1 x 1 without Hole in Spout Tap 1 x 1 without...
Part #: 4599b Black
Jet Engine Fan with 10 Blades and Technic Pin Jet Engine Fan wi...
Part #: 46667 Black
Treasure Chest Bottom with Rear Slots, No Groove Treasure Chest Bo...
Part #: 4738c Reddish Brown
Treasure Chest Lid [Thick Hinge] Treasure Chest Li...
Part #: 4739a Reddish Brown
Dish 2 x 2 Inverted [Radar] Dish 2 x 2 Invert...
Part #: 4740 Trans-Clear
Panel 1 x 2 x 1 [Rounded Corners] Panel 1 x 2 x 1 [...
Part #: 4865b Yellow
Bar 1L with Clip [Cut Edges and One Side Hole] [Gap in Clip] Bar 1L with Clip ...
Part #: 48729b Black
Animal / Plant, Coral / Sea Weed Animal / Plant, C...
Part #: 49577 Dark Turquoise
Brick Special 1 x 6 x 4 with 4 Pin Holes and Opening Brick Special 1 x...
Part #: 49699 Dark Bluish Gray
Fuselage 6 x 10 x 4 Round Fuselage 6 x 10 x...
Part #: 49949 Yellow
Hinge Plate 1 x 2 Locking with 2 Fingers on Side, 7 Teeth Hinge Plate 1 x 2...
Part #: 50340 Black
Hinge 1 x 2 Locking with 2 Fingers and Towball Socket, 7 Teeth Hinge 1 x 2 Locki...
Part #: 51482 Black
Windscreen 6 x 6 x 3 Dome with Dual 2 Fingers Windscreen 6 x 6 ...
Part #: 52979 Trans-Clear
Equipment Medical Syringe with 2 Holes Equipment Medical...
Part #: 53020 Lime
Hinge Cylinder 1 x 2 Locking with 1 Finger and Axle Hole On Ends [No Side Slots] Hinge Cylinder 1 ...
Part #: 53923 Black
Slope Curved 8 x 8 x 2 Inverted Double Slope Curved 8 x ...
Part #: 54091 Yellow
Slope Curved 8 x 8 x 2 Double Slope Curved 8 x ...
Part #: 54095 Yellow
Hinge Cylinder 1 x 3 Locking with 1 Finger and Technic Friction Pin with Squared Hole Hinge Cylinder 1 ...
Part #: 57697 Black
Window 1 x 2 x 2 Plane, Hollow Studs, Single Hole Top and Bottom for Glass Window 1 x 2 x 2 ...
Part #: 60032 12× Yellow
Propeller 3 Blade 3 Diameter with Axle Cross Propeller 3 Blade...
Part #: 6041 Black
Plate 1 x 12 Plate 1 x 12
Part #: 60479 Dark Bluish Gray
Glass for Window 1 x 2 x 2 Flat Glass for Window ...
Part #: 60601 12× Trans-Clear
Plate Special 1 x 1 with Clip Horizontal [Thick Open O Clip] Plate Special 1 x...
Part #: 61252 Dark Bluish Gray
Plate Special 1 x 1 with Clip Horizontal [Thick Open O Clip] Plate Special 1 x...
Part #: 61252 Black
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Trans-Green
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Black
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Trans-Red
Container Box 2 x 2 x 2 - Top Opening Container Box 2 x...
Part #: 61780 Reddish Brown
Technic Pin Connector Round [Slotted] Technic Pin Conne...
Part #: 62462 Red
Weapon Lightsaber Hilt with Bottom Ring Weapon Lightsaber...
Part #: 64567 Black
Bicycle Frame, Reinforced Headlight [Hollow Stud] Bicycle Frame, Re...
Part #: 65574 Medium Azure
Animal Body Part, Shark / Hammerhead Shark Head with Black Eyes Print Animal Body Part,...
Part #: 67229pr0001 Sand Blue
Animal, Stingray with Medium Blue Spots, Black Eyes print Animal, Stingray ...
Part #: 67337pr0001 Dark Tan
Sticker Sheet for Set 60265-1 Sticker Sheet for...
Part #: 67550 [No Color/Any Color]
Tile Round 2 x 2 - Thick Lifting Ring Tile Round 2 x 2 ...
Part #: 74698 Black
Slope 30° 1 x 2 x 2/3 Slope 30° 1 x 2 x...
Part #: 85984 Black
Slope 30° 1 x 2 x 2/3 with 2 Gauges print Slope 30° 1 x 2 x...
Part #: 85984pr0143 Dark Bluish Gray
Tile 2 x 4 with Groove Tile 2 x 4 with G...
Part #: 87079 Black
Tile 2 x 4 with Groove Tile 2 x 4 with G...
Part #: 87079 Tan
Plate Special 2 x 2 with Groove and Center Stud (Jumper) Plate Special 2 x...
Part #: 87580 Dark Blue
Plate Special 2 x 2 with Groove and Center Stud (Jumper) Plate Special 2 x...
Part #: 87580 Tan
Plate Special 2 x 2 with Groove and Center Stud (Jumper) Plate Special 2 x...
Part #: 87580 Dark Bluish Gray
Wedge 2 x 2 Facet Wedge 2 x 2 Facet
Part #: 87620 Light Bluish Gray
Propeller 7 Blade 6 Diameter Propeller 7 Blade...
Part #: 87751 Flat Silver
Bar 3L Bar 3L
Part #: 87994 Black
Plate Special 10 x 10 Octagonal with Hole Plate Special 10 ...
Part #: 89523 Dark Bluish Gray
Plate 8 x 16 Plate 8 x 16
Part #: 92438 Dark Tan
Slope Curved 4 x 1 Double with No Studs Slope Curved 4 x ...
Part #: 93273 Dark Bluish Gray
Slope Curved 4 x 1 Double with No Studs Slope Curved 4 x ...
Part #: 93273 Yellow
Equipment Bottle Equipment Bottle
Part #: 95228 Trans-Green
Brick and Axle Separator v2.0 Brick and Axle Se...
Part #: 96874 Orange
Tile Round 1 x 1 Tile Round 1 x 1
Part #: 98138 Trans-Clear
The set features a good selection of yellow and black elements, along with useful Technic pins and transparent clear window pieces, providing a solid foundation for MOC builders looking to create underwater scenes or vehicles.

💎 Notable Parts

Black Technic Pin with Friction Ridges Lengthwise and Center Slots (14x) $0.70
Trans-Clear Glass for Window 1 x 2 x 2 Flat (12x) $1.80
Yellow Tile 1 x 4 with Groove (12x) $0.60
Dark Blue Tile Special 1 x 2 Grille with Bottom Groove (6x) $0.90
Reddish Brown Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] (6x) $1.20
Est. BrickLink Part Value
$5.20

💡 MOC Potential

🏙 Expand the base into a larger underwater research facility.
🌳 Create a more detailed coral reef environment with diverse marine life.
🚢 Design a larger exploration vessel or research ship.

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Charts Inventory Statistics

133
Unique Parts
450
Total Pieces
5
Minifigures
Inventory Version: 2