In 1991, LEGO released 3 Town Police sets, all of these sets have been retired. For that year, the total price of all retail sets cost $70, today those sets are valued around $598, a growth of 749%.
Most valuable 1991 LEGO Town Police set
6540 Pier Police $314.22
Highest growth 1991 Town Police set
1610 Police Car +1761.07%
3 sets

1610 Police Car

Theme / Subtheme Town / Police
Year 1991
Pieces 23
Availability Retired
1610 LEGO Police Car
Retail $1.49
Value $27.73
Growth  +1761.1%
Annual growth 6.2%

6430 Night Patroller

Theme / Subtheme Town / Police
Year 1991
Pieces / Minifigs 140 / 1
Availability Retired
6430 LEGO Police Night Patroller
Retail $24.99
Value $256.36
Growth  +925.9%
Annual growth 3.9%

6540 Pier Police

Theme / Subtheme Town / Police
Year 1991
Pieces / Minifigs 352 / 4
Availability Retired
6540 LEGO Pier Police
Retail $44.00
Value $314.22
Growth  +614.1%
Annual growth 4.2%