In 2015, LEGO released 18 Creator sets across 3 subthemes, all of these sets have been retired. Subthemes for that year included 3 in 1, Promotional, and Seasonal. For that year, the total price of all retail sets cost $338, today those sets are valued around $695, a growth of 106%.
Most valuable 2015 LEGO Creator set
31039 Blue Power Jet $139.44
Highest growth 2015 Creator set
31032 Red Creatures +333.62%
Most owned 2015 Creator set
31036 Toy & Grocery Shop
18 sets

30283 Off-Road

Theme / Subtheme Creator / Promotional
Year 2015
Pieces 43
Availability Retired
30283 LEGO Creator Off-Road
promotional
Value $4.54
Annual growth 3.8%

30284 Tractor

Theme / Subtheme Creator / Promotional
Year 2015
Pieces 51
Availability Retired
30284 LEGO Creator Tractor
Retail $4.99
Value $9.99
Growth  +100.2%
Annual growth 4.4%

30285 Tiger

Theme / Subtheme Creator / Promotional
Year 2015
Pieces 73
Availability Retired
30285 LEGO Creator Tiger
Retail $3.99
Value $6.34
Growth  +58.9%
Annual growth 6.5%

30286 Christmas Tree

Theme / Subtheme Creator / Seasonal
Year 2015
Pieces 65
Availability Retired
30286 LEGO Creator Christmas Tree
Retail $3.99
Value $10.89
Growth  +172.9%
Annual growth 5.9%

31027 Blue Racer

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 67
Availability Retired
31027 LEGO Creator 3 in 1 Blue Racer
Retail $4.99
Value $10.68
Growth  +114.0%
Annual growth 4.8%

31028 Sea Plane

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 53
Availability Retired
31028 LEGO Creator 3 in 1 Sea Plane
Retail $4.99
Value $16.33
Growth  +227.3%
Annual growth 6.6%

31029 Cargo Heli

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 132
Availability Retired
31029 LEGO Creator 3 in 1 Cargo Heli
Retail $9.99
Value $18.29
Growth  +83.1%
Annual growth 6.4%

31030 Red Go-Kart

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 106
Availability Retired
31030 LEGO Creator 3 in 1 Red Go-Kart
Retail $9.99
Value $17.50
Growth  +75.2%
Annual growth 3.8%

31031 Rainforest Animals

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 215
Availability Retired
31031 LEGO Creator 3 in 1 Rainforest Animals
Retail $14.99
Value $45.00
Growth  +200.2%
Annual growth 12.0%

31032 Red Creatures

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 221
Availability Retired
31032 LEGO Creator 3 in 1 Red Creatures
Retail $14.99
Value $65.00
Growth  +333.6%
Annual growth 7.2%

31033 Vehicle Transporter

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 264
Availability Retired
31033 LEGO Creator 3 in 1 Vehicle Transporter
Retail $24.99
Value $52.68
Growth  +110.8%
Annual growth 3.9%

31034 Future Flyer

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 237
Availability Retired
31034 LEGO Creator 3 in 1 Future Flyer
Retail $24.99
Value $73.01
Growth  +192.2%
Annual growth 5.4%

31035 Beach Hut

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces / Minifigs 286 / 2
Availability Retired
31035 LEGO Creator 3 in 1 Beach Hut
Retail $29.99
Value $40.32
Growth  +34.4%
Annual growth 2.0%

31036 Toy & Grocery Shop

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces / Minifigs 466 / 2
Availability Retired
31036 LEGO Creator 3 in 1 Toy & Grocery Shop
Retail $39.99
Value $65.00
Growth  +62.5%
Annual growth 2.7%

31037 Adventure Vehicles

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 282
Availability Retired
31037 LEGO Creator 3 in 1 Adventure Vehicles
Retail $24.99
Value $40.88
Growth  +63.6%
Annual growth 3.3%

31038 Changing Seasons

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces / Minifigs 536 / 2
Availability Retired
31038 LEGO Creator 3 in 1 Changing Seasons
Retail $49.99
Value $54.28
Growth  +8.6%
Annual growth 5.1%

31039 Blue Power Jet

Theme / Subtheme Creator / 3 in 1
Year 2015
Pieces 608
Availability Retired
31039 LEGO Creator 3 in 1 Blue Power Jet
Retail $69.99
Value $139.44
Growth  +99.2%
Annual growth 4.3%

40140 Flower Cart

Theme / Subtheme Creator / Promotional
Year 2015
Pieces / Minifigs 71 / 1
Availability Retired
40140 LEGO Creator Flower Cart
promotional
Value $24.92
Annual growth 4.2%