How many pieces does the LEGO City Alarm (3865-1) have?

The LEGO City Alarm set (3865-1) contains 247 pieces. It was released in 2012 as part of the LEGO Games theme.

How can I find missing parts for LEGO set 3865-1?

On BrickMissing you can check which parts from the LEGO City Alarm (3865-1) you already own. Add your LEGO collection and we'll show exactly which of the 247 pieces you're missing and which you already have.

Can I build the LEGO City Alarm with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 247 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO City Alarm from?

The LEGO City Alarm (3865-1) belongs to the LEGO Games theme. You can browse all Games sets on BrickMissing to find more sets from this theme.

City Alarm

🏷️ 3865-1•🎨 Games•📅 2012•🧱 247 parts•Easy

City Alarm (3865-1) is a LEGO Games from 2012. This page uses the available set and theme data until a fuller product description is available.

Parts Inventory

🧱 247 parts

Part	Color	Qty
Tile Special 1 x 1 with Clip with Rounded Tips 12825	White	1×
Tile Special 1 x 2 Grille with Bottom Groove 2412b	Black	1×
Plate 2 x 2 Corner 2420	Tan	3×
Brick Special 1 x 2 with Grille 2877	Reddish Brown	1×
Brick 2 x 4 3001	Black	1×
Brick 2 x 2 3003	Dark Tan	8×
Brick 2 x 2 3003	Black	1×
Brick 2 x 2 3003	White	1×
Brick 2 x 2 3003	Dark Bluish Gray	2×
Brick 1 x 2 3004	Black	2×

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Brick 2 x 2	3003	Dark Tan	8×
Brick 2 x 2	3003	Black	1×
Brick 2 x 2	3003	White	1×
Brick 2 x 2	3003	Dark Bluish Gray	2×
Brick 1 x 2	3004	Black	2×
Brick 1 x 1	3005	Reddish Brown	1×
Fence Spindled 1 x 4 x 2 [2 Top Studs]	30055	Black	1×
Brick 1 x 6	3009	White	1×
Brick 1 x 4	3010	White	2×
Rock 1 x 1 Jewel / Gem 24 Facet	30153	Trans-Red	1×
Plate 2 x 4	3020	Reddish Brown	6×
Plate 2 x 4	3020	Red	1×
Plate 2 x 2	3022	Black	9×
Plate 2 x 2	3022	Yellow	2×
Plate 2 x 2	3022	Tan	3×
Equipment Zip Line Handle	30229	Dark Bluish Gray	1×
Plate 1 x 2	3023	Trans-Clear	16×
Plate 1 x 2	3023	Light Bluish Gray	12×
Plate 1 x 2	3023	Red	3×
Plate 1 x 1	3024	Trans-Dark Blue	1×
Plate 1 x 1	3024	Trans-Clear	4×
Plate 6 x 16	3027	Dark Bluish Gray	1×
Plate 4 x 4	3031	Light Bluish Gray	3×
Wedge Plate 6 x 12 Left	30355	Black	1×
Wedge Plate 6 x 12 Right	30356	Black	1×
Brick Round 2 x 2 Dome Top, Blocked Open Stud, Bottom Axle Holder	30367b	Copper	1×
Slope 45° 2 x 1 Triple with Ovoid Bottom Pin	3048c	Black	1×
Brick 1 x 2 without Bottom Tube	3065	Trans-Brown	4×
Brick 1 x 2 without Bottom Tube	3065	Trans-Clear	2×
Tile 2 x 2 with 2 Black Dots Print	3068bpr0142	White	1×
Tile 2 x 2 with 3 Black Dots Print	3068bpr0143	White	1×
Tile 2 x 2 with 4 Black Dots Print	3068bpr0144	White	1×
Tile 2 x 2 with 5 Black Dots Print	3068bpr0145	White	1×
Tile 2 x 2 with 6 Black Dots Print	3068bpr0148	White	1×
Tile 2 x 2 with 1 Black Dot Print	3068bpr0181	White	1×
Tile 2 x 2 with Helicopter Print	3068bpr0203	White	1×
Tile 2 x 2 with Helicopter and Stack of '100' Banknotes Print	3068bpr0204	White	3×
Tile 2 x 2 with 2 Stacks of '100' Banknotes Print	3068bpr0205	White	2×
Tile 2 x 2 with Train in Tunnel Print	3068bpr0210	White	1×
Tile 1 x 2 with Groove	3069b	Red	3×
Tile 1 x 2 with Mail Envelope, Letter, Address and Red Stamp Print	3069bpr0099	White	1×
Tile 1 x 2 with '100' Banknote Print	3069bpr0100	Light Bluish Gray	13×
Tile 1 x 2 with 'POLICE' White on Blue Background Print	3069bpr0115	White	2×
Technic Ball Joint	32474	Lime	3×
Food Croissant - Rounded Ends	33125	Dark Orange	1×
Brick 1 x 3	3622	White	3×
Slope Inverted 45° 2 x 1	3665	White	1×
Plate Special 1 x 2 with 1 Stud with Groove (Jumper)	3794b	Yellow	2×
Plate Special 1 x 2 with 1 Stud with Groove (Jumper)	3794b	Black	11×
Plate Special 1 x 2 with 1 Stud with Groove (Jumper)	3794b	Red	2×
Plate Special 1 x 2 with 1 Stud with Groove (Jumper)	3794b	Black	3×
Equipment Cup / Mug [Plain]	3899	Red	1×
Brick Round 2 x 2 with Axle Hole	3941	White	1×
Brick Round 2 x 2 with Axle Hole	3941	Trans-Yellow	1×
Brick Round 2 x 2 with Axle Hole	3941	Red	1×
Antenna 1 x 4 with Flat Top	3957b	Black	1×
Brick Special 1 x 1 with Headlight	4070	Yellow	2×
Brick Special 1 x 1 with Headlight	4070	White	3×
Tile Round 2 x 2 with Pizza Print	4150pr0015	Yellow	1×
Brick Special 1 x 2 with Groove	4216	Red	2×
Technic Pin 1/2	4274	Light Bluish Gray	1×
Wedge Plate 3 x 2 Right	43722	Black	1×
Brick Special 1 x 1 Studs on 4 Sides	4733	Dark Bluish Gray	1×
Plate Special 1 x 1 with Tooth	49668	White	2×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Red	3×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Trans-Brown	1×
Cone 1 x 1 [Top Groove]	59900	Reddish Brown	2×
Plate Special 4 x 6 with Studs on 3 Edges	6180	Light Bluish Gray	1×
Brick 2 x 2 without Inside Ridges	6223	Trans-Dark Blue	1×
Die - 6 Sided Rubber Frame with Red Centre Studs (Board Games)	64776pat0001	Black	1×
Microfig Police Officer Print	85863pr0087	Black	2×
Microfig Thief / Criminal Print	85863pr0088	White	4×
Brick Special 1 x 1 with Stud on 1 Side	87087	Black	6×
Plate Special 2 x 2 with Groove and Center Stud (Jumper)	87580	White	8×
Plate Special 2 x 2 with Groove and Center Stud (Jumper)	87580	Light Bluish Gray	40×
Plate 16 x 16	91405	Bright Green	1×
Propeller 3 Blades 5 Diameter, Pin Hole	92842	Black	1×
Brick and Axle Separator v2.0	96874	Orange	1×

Build DNA

Parts inventory insights for City Alarm

247 pieces puts this build +25% against the average Games set and -15% against the average 2012 release.

LEGOGAMES

Vs average Games set

+25%+49 parts

This set247

Average set198

Average Games set: 198 pieces across 40 other sets.

Vs average 2012 set

-15%-42 parts

This set247

Average set289

Average 2012 set: 289 pieces across 304 other sets.

Color profile

20different colors

Dominant color

Light Bluish Gray

Light Bluish Gray70x

28%

Black44x

18%

White43x

17%

Trans-Clear22x

Unique parts

3.8 pieces per unique type

Repeat factor

Average pieces per unique type.

Most used part

Plate Special 2 x 2 with Groove and Center Stud (Jumper)

48x

Results are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.

This site is not affiliated with or endorsed by the LEGO Group.

Build Insights🧩65unique parts🎨20different colors📊12.3avg. parts per color🏆48×Plate Special 2 x 2 with Groove and Center Stud (Jumper)

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