In 1999, LEGO released 23 Basic sets across 2 subthemes, all of these sets have been retired. Subthemes for that year included McDonald Promotional and Seasonal. For that year, the total price of all retail sets cost $319, today those sets are valued around $1,054, a growth of 231%.
Most valuable 1999 LEGO Basic set
4213 Basic Building Set $206.33
Highest growth 1999 Basic set
4217 Basic Building Set +625.61%
Largest 1999 LEGO Basic set
4229 Basic Building Set 812 pieces
Most owned 1999 Basic set
2719 Heli-Monster
23 sets

1076 Advent Calendar

Theme / Subtheme Basic / Seasonal
Year 1999
Pieces / Minifigs 229 / 1
Availability Retired
1076 LEGO Advent Calendar
Retail $19.99
Value $109.24
Growth  +446.5%
Annual growth 6.5%

1106-2 Basic Building Set

Theme Basic
Year 1999
Pieces / Minifigs 411 / 2
Availability Retired
1106-2 LEGO Basic Building Set
Retail $24.99
Value $80.71
Growth  +223.0%
Annual growth 4.6%

2229 Basic Building Set

Theme Basic
Year 1999
Pieces 201
Availability Retired
2229 LEGO Basic Building Set
Retail $14.99
Value $22.00
Growth  +46.8%
Annual growth 4.0%

2719 Heli-Monster

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 9
Availability Retired
2719 LEGO McDonald's Promotional Heli-Monster
promotional
Value $4.86
Annual growth 4.3%

2728 The Chopper

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 11
Availability Retired
2728 LEGO McDonald's Promotional The Chopper
promotional
Value $5.01
Annual growth 1.5%

2729 Quattro Leg

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 17
Availability Retired
2729 LEGO McDonald's Promotional Quattro Leg
promotional
Value $5.23
Annual growth 2.8%

2742 Loudspeaker

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 9
Availability Retired
2742 LEGO McDonald's Promotional Loudspeaker
promotional
Value $4.08
Annual growth 5.6%

2743 Pendulum Nose

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 21
Availability Retired
2743 LEGO McDonald's Promotional Pendulum Nose
promotional
Value $4.09
Annual growth 2.7%

2744 Propeller Man

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 10
Availability Retired
2744 LEGO McDonald's Promotional Propeller Man
promotional
Value $2.79
Annual growth 6.7%

2757 Bad Monkey

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 9
Availability Retired
2757 LEGO McDonald's Promotional Bad Monkey
promotional
Value $3.36
Annual growth 3.3%

2759 Rotor-Head

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 14
Availability Retired
2759 LEGO McDonald's Promotional Rotor-Head
promotional
Value $3.14
Annual growth 2.7%

3032 Special Value Bucket

Theme Basic
Year 1999
Pieces 600
Availability Retired
3032 LEGO Special Value Bucket
Retail $24.99
Value $33.53
Growth  +34.2%
Annual growth 1.1%

3041 Basic Building Set

Theme Basic
Year 1999
Pieces 464
Availability Retired
3041 LEGO Basic Building Set
Retail $19.99
Value $31.60
Growth  +58.1%
Annual growth 1.8%

4211 Basic Building Set

Theme Basic
Year 1999
Pieces 53
Availability Retired
4211 LEGO Basic Building Set
Retail $4.99
Value $13.19
Growth  +164.3%
Annual growth 3.1%

4212 Basic Building Set

Theme Basic
Year 1999
Pieces 95
Availability Retired
4212 LEGO Basic Building Set
Retail $9.99
Value $24.47
Growth  +144.9%
Annual growth 3.1%

4213 Basic Building Set

Theme Basic
Year 1999
Pieces 563
Availability Retired
4213 LEGO Basic Building Set
Retail $29.99
Value $206.33
Growth  +588.0%
Annual growth 7.7%

4215 Basic Building Set

Theme Basic
Year 1999
Pieces 264
Availability Retired
4215 LEGO Basic Building Set
Retail $16.99
Value $65.86
Growth  +287.6%
Annual growth 5.4%

4216 Basic Building Set

Theme Basic
Year 1999
Pieces 509
Availability Retired
4216 LEGO Basic Building Set
Retail $29.99
Value $32.35
Growth  +7.9%
Annual growth 3.9%

4217 Basic Building Set

Theme Basic
Year 1999
Pieces 219
Availability Retired
4217 LEGO Basic Building Set
Retail $19.99
Value $145.05
Growth  +625.6%
Annual growth 6.9%

4219 Basic Building Set

Theme Basic
Year 1999
Pieces 288
Availability Retired
4219 LEGO Basic Building Set
Retail $16.99
Value $26.28
Growth  +54.7%
Annual growth 1.7%

4223 Basic Building Set

Theme Basic
Year 1999
Pieces 546
Availability Retired
4223 LEGO Basic Building Set
Retail $29.99
Value $104.40
Growth  +248.1%
Annual growth 4.9%

4229 Basic Building Set

Theme Basic
Year 1999
Pieces 812
Availability Retired
4229 LEGO Basic Building Set
Retail $39.99
Value $86.84
Growth  +117.2%
Annual growth 3.1%

4285 Basic Building Set

Theme Basic
Year 1999
Pieces / Minifigs 256 / 1
Availability Retired
4285 LEGO Basic Building Set
Retail $14.99
Value $39.44
Growth  +163.1%
Annual growth 5.4%