In 2017, LEGO released 12 Seasonal sets across 6 subthemes, all of these sets have been retired. Subthemes for that year included Chinese New Year, Christmas, Easter, Halloween, Thanksgiving, and Valentines Day. For that year, the total price of all retail sets cost $93, today those sets are valued around $284, a growth of 205%.
Most valuable 2017 LEGO Seasonal set
40234 Year of the Rooster $51.80
Highest growth 2017 Seasonal set
40236 Romantic Valentine Picnic +279.36%
Largest 2017 LEGO Seasonal set
40253 Christmas Build-Up 254 pieces
Most owned 2017 Seasonal set
40254 Nutcracker
Theme / Subtheme Seasonal / Christmas
Year 2017
Pieces 74
Availability Retired
30478 LEGO Christmas Santa Claus
promotional
Value $6.00
Annual growth 4.0%
Theme / Subtheme Seasonal / Chinese New Year
Year 2017
Pieces 157
Availability Retired
40234 LEGO Year of the Rooster
promotional
Value $51.80
Annual growth 10.3%
Theme / Subtheme Seasonal / Valentine's Day
Year 2017
Pieces / Minifigs 126 / 2
Availability Retired
40236 LEGO Valentine's Day Romantic Valentine Picnic
Retail $4.99
Value $18.93
Growth  +279.4%
Annual growth 9.0%
Theme / Subtheme Seasonal / Easter
Year 2017
Pieces / Minifigs 145 / 2
Availability Retired
40237 LEGO Easter
Retail $9.99
Value $11.10
Growth  +11.1%
Annual growth 3.1%
Theme / Subtheme Seasonal / Christmas
Year 2017
Pieces 254
Availability Retired
40253 LEGO Christmas Build-Up
Retail $29.99
Value $27.50
Theme / Subtheme Seasonal / Christmas
Year 2017
Pieces 230
Availability Retired
40254 LEGO Christmas Nutcracker
promotional
Value $50.20
Annual growth 6.8%
Theme / Subtheme Seasonal / Halloween
Year 2017
Pieces / Minifigs 145 / 2
Availability Retired
40260 LEGO Halloween Haunt
Retail $9.99
Value $33.50
Growth  +235.3%
Annual growth 13.8%
Theme / Subtheme Seasonal / Thanksgiving
Year 2017
Pieces / Minifigs 133 / 2
Availability Retired
40261 LEGO Thanksgiving Harvest
Retail $9.99
Value $13.70
Growth  +37.1%
Annual growth 2.9%
Theme / Subtheme Seasonal / Christmas
Year 2017
Pieces / Minifigs 169 / 3
Availability Retired
40262 LEGO Christmas Train Ride
Retail $9.99
Value $15.79
Growth  +58.1%
Annual growth 4.1%
Theme / Subtheme Seasonal / Christmas
Year 2017
Pieces / Minifigs 179 / 3
Availability Retired
40263 LEGO Christmas Town Square
Retail $9.99
Value $31.70
Growth  +217.3%
Annual growth 11.0%
Theme / Subtheme Seasonal / Christmas
Year 2017
Pieces 25
Availability Retired
853670 LEGO Christmas Ornament Snowman
Retail $7.99
Value $16.12
Growth  +101.8%
Annual growth 10.3%
Theme / Subtheme Seasonal / Christmas
Year 2017
Pieces / Minifigs 66 / 2
Availability Retired
5004934 LEGO Christmas Ornament
promotional
Value $7.30
Annual growth 16.7%