In 1997, LEGO released 31 Basic sets across 2 subthemes, all of these sets have been retired. Subthemes for that year included FreeStyle and Seasonal. For that year, the total price of all retail sets cost $72, today those sets are valued around $390, a growth of 442%.
Most valuable 1997 LEGO Basic set
2199 Large Bulk Bucket $54.03
Highest growth 1997 Basic set
2873 Christmas Set +877.89%
Largest 1997 LEGO Basic set
2184 XL Bulk Bucket 1,000 pieces
Most owned 1997 Basic set
2878 Santa Claus
Theme Basic
Year 1997
Pieces / Minifigs 17 / 1
Availability Retired
1824 LEGO Flying Duck
promotional
Value $5.99
Annual growth 2.6%
Theme Basic
Year 1997
Pieces 19
Availability Retired
1825 LEGO Racing Car
promotional
Value $6.64
Annual growth 11.9%
Theme Basic
Year 1997
Pieces 19
Availability Retired
1826 LEGO Bird or Boat or Plane
promotional
Value $6.83
Annual growth 5.2%
Theme Basic
Year 1997
Pieces 19
Availability Retired
1827 LEGO Helicopter
promotional
Value $4.89
Annual growth 8.9%
Theme Basic
Year 1997
Pieces 400
Availability Retired
1867 LEGO Medium Bulk Bucket
Retail $15.99
Value $41.98
Growth  +162.5%
Annual growth 2.9%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 11
Availability Retired
2121 LEGO Stomper
promotional
Value $1.96
Annual growth 1.8%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 14
Availability Retired
2122 LEGO Bob
promotional
Value $32.03
Annual growth 2.5%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 12
Availability Retired
2123 LEGO Spinner
promotional
Value $5.41
Annual growth 6.2%
Theme Basic
Year 1997
Pieces 13
Availability Retired
2127 LEGO Nanas
promotional
Value $6.12
Annual growth 2.8%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 9
Availability Retired
2135 LEGO Aeroplane
promotional
Value $5.14
Annual growth 6.6%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 11
Availability Retired
2136 LEGO Aeroplane
promotional
Value $3.20
Annual growth 8.8%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 8
Availability Retired
2137 LEGO Swamp Boat
promotional
Value $5.73
Annual growth 4.8%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 8
Availability Retired
2138 LEGO Helicopter
promotional
Value $6.40
Annual growth 3.9%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 12
Availability Retired
2139 LEGO Boat
promotional
Value $3.67
Annual growth 7.2%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 9
Availability Retired
2163 LEGO Toucan
promotional
Value $8.92
Annual growth 6.9%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 9
Availability Retired
2164 LEGO Whale
promotional
Value $3.20
Annual growth 11.4%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 10
Availability Retired
2165 LEGO Rhinocerous
promotional
Value $3.00
Annual growth 11.9%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 10
Availability Retired
2166 LEGO Elephant
promotional
Value $2.72
Annual growth 10.0%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 8
Availability Retired
2167 LEGO Penguin
promotional
Value $2.96
Annual growth 11.7%
Theme Basic
Year 1997
Pieces 1,000
Availability Retired
2184 LEGO XL Bulk Bucket
Retail $24.99
Value $37.02
Growth  +48.1%
Annual growth 1.4%
Theme Basic
Year 1997
Pieces 228
Availability Retired
2195 LEGO Friendly Monster Bucket
Retail $9.99
Value $45.45
Growth  +355.0%
Annual growth 5.6%
Theme Basic
Year 1997
Pieces 466
Availability Retired
2199 LEGO Large Bulk Bucket
Retail $12.99
Value $54.03
Growth  +315.9%
Annual growth 5.2%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 10
Availability Retired
2840 LEGO Girl
promotional
Value $7.20
Annual growth 9.1%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 9
Availability Retired
2841 LEGO Boy
promotional
Value $4.40
Annual growth 5.4%
Theme / Subtheme Basic / FreeStyle
Year 1997
Pieces 8
Availability Retired
2842 LEGO Girl
promotional
Value $3.60
Annual growth 4.9%
Theme / Subtheme Basic / Seasonal
Year 1997
Pieces 9
Availability Retired
2873 LEGO Christmas Set
Retail $1.99
Value $19.46
Growth  +877.9%
Annual growth 8.5%
Theme / Subtheme Basic / Seasonal
Year 1997
Pieces 9
Availability Retired
2874 LEGO Christmas Set
Retail $1.99
Value $15.79
Growth  +693.5%
Annual growth 7.7%
Theme Basic
Year 1997
Pieces 9
Availability Retired
2875 LEGO Mouse
promotional
Value $24.86
Annual growth 10.2%
Theme / Subtheme Basic / Seasonal
Year 1997
Pieces 9
Availability Retired
2876 LEGO Christmas Set
Retail $1.99
Value $14.30
Growth  +618.6%
Annual growth 7.3%
Theme Basic
Year 1997
Pieces 9
Availability Retired
2877 LEGO Snowman
promotional
Value $1.82
Annual growth 5.6%
Theme / Subtheme Basic / Seasonal
Year 1997
Pieces 16
Availability Retired
2878 LEGO Santa Claus
Retail $1.99
Value $5.00
Growth  +151.3%
Annual growth 5.8%