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 $1,043, a growth of 227%.
Most valuable 1999 LEGO Basic set
4213 Basic Building Set $241.55
Largest 1999 LEGO Basic set
4229 Basic Building Set 812 pieces
Most owned 1999 Basic set
2757 Bad Monkey
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 $122.38
Growth  +512.2%
Annual growth 6.1%

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 $87.12
Growth  +248.6%
Annual growth 4.7%

2229 Basic Building Set

Theme Basic
Year 1999
Pieces 201
Availability Retired
2229 LEGO Basic Building Set
Retail $14.99
Value $22.23
Growth  +48.3%
Annual growth 3.1%

2719 Heli-Monster

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 9
Availability Retired
2719 LEGO McDonald's Promotional Heli-Monster
promotional
Value $2.76
Annual growth 6.2%

2728 The Chopper

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 11
Availability Retired
2728 LEGO McDonald's Promotional The Chopper
promotional
Value $5.32
Annual growth 1.9%

2729 Quattro Leg

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 17
Availability Retired
2729 LEGO McDonald's Promotional Quattro Leg
promotional
Value $5.37
Annual growth 4.0%

2742 Loudspeaker

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 9
Availability Retired
2742 LEGO McDonald's Promotional Loudspeaker
promotional
Value $5.44
Annual growth 2.0%

2743 Pendulum Nose

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 21
Availability Retired
2743 LEGO McDonald's Promotional Pendulum Nose
promotional
Value $4.97
Annual growth 4.0%

2744 Propeller Man

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 10
Availability Retired
2744 LEGO McDonald's Promotional Propeller Man
promotional
Value $2.13
Annual growth 8.1%

2757 Bad Monkey

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 9
Availability Retired
2757 LEGO McDonald's Promotional Bad Monkey
promotional
Value $3.03
Annual growth 4.2%

2759 Rotor-Head

Theme / Subtheme Basic / McDonald's Promotional
Year 1999
Pieces 14
Availability Retired
2759 LEGO McDonald's Promotional Rotor-Head
promotional
Value $4.89
Annual growth 2.1%

3032 Special Value Bucket

Theme Basic
Year 1999
Pieces 600
Availability Retired
3032 LEGO Special Value Bucket
Retail $24.99
Value $29.35
Growth  +17.4%

3041 Basic Building Set

Theme Basic
Year 1999
Pieces 464
Availability Retired
3041 LEGO Basic Building Set
Retail $19.99
Value $34.11
Growth  +70.6%
Annual growth 2.0%

4211 Basic Building Set

Theme Basic
Year 1999
Pieces 53
Availability Retired
4211 LEGO Basic Building Set
Retail $4.99
Value $13.85
Growth  +177.6%
Annual growth 3.0%

4212 Basic Building Set

Theme Basic
Year 1999
Pieces 95
Availability Retired
4212 LEGO Basic Building Set
Retail $9.99
Value $13.27
Growth  +32.8%
Annual growth 1.4%

4213 Basic Building Set

Theme Basic
Year 1999
Pieces 563
Availability Retired
4213 LEGO Basic Building Set
Retail $29.99
Value $241.55
Growth  +705.4%
Annual growth 8.0%

4215 Basic Building Set

Theme Basic
Year 1999
Pieces 264
Availability Retired
4215 LEGO Basic Building Set
Retail $16.99
Value $71.91
Growth  +323.2%
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 $31.53
Growth  +5.1%
Annual growth 6.7%

4217 Basic Building Set

Theme Basic
Year 1999
Pieces 219
Availability Retired
4217 LEGO Basic Building Set
Retail $19.99
Value $98.97
Growth  +395.1%
Annual growth 5.6%

4219 Basic Building Set

Theme Basic
Year 1999
Pieces 288
Availability Retired
4219 LEGO Basic Building Set
Retail $16.99
Value $28.96
Growth  +70.5%
Annual growth 2.0%

4223 Basic Building Set

Theme Basic
Year 1999
Pieces 546
Availability Retired
4223 LEGO Basic Building Set
Retail $29.99
Value $94.23
Growth  +214.2%
Annual growth 2.5%

4229 Basic Building Set

Theme Basic
Year 1999
Pieces 812
Availability Retired
4229 LEGO Basic Building Set
Retail $39.99
Value $83.58
Growth  +109.0%
Annual growth 2.8%

4285 Basic Building Set

Theme Basic
Year 1999
Pieces / Minifigs 256 / 1
Availability Retired
4285 LEGO Basic Building Set
Retail $14.99
Value $36.36
Growth  +142.6%
Annual growth 4.6%