Aloha, Lance Owens (RS) with LUVA Real Estate, 
I get asked a lot about what the different "zones" are, and what do they mean? 
Here is a breakdown of what all those letters and numbers mean when you see them on a listing. 

 

Revised March 23, 2017
ZONE Definition
(breakwater) (Non-zoned area of breakwaters)
(flood) (Non-zoned area of floodways or canals)
(FR or Conservation) (Non-zoned area of Forest Reserves)
(pier) (Non-zoned area of piers)
(pond) (Non-zoned area of ponds)
(river) (Non-zoned area of rivers or streams)
(road) (Non-zoned area of roads or trails)
A-10a Agricultural District (minimum building site of 10 acres)
A-1a Agricultural District (minimum building site of 1 acre)
A-200a Agricultural District (minimum building site of 200 acres)
A-20a Agricultural District (minimum building site of 20 acres)
A-255a Agricultural District (minimum building site of 255 acres)
A-2a Agricultural District (minimum building site of 2 acres)
A-35 a Agricultural District (minimum building site of 35 acres)
A-3a Agricultural District (minimum building site of 3 acres)
A-400a Agricultural District (minimum building site of 400 acres)
A-40a Agricultural District (minimum building site of 40 acres)
A-500a Agricultural District (minimum building site of 500 acres)
A-5a Agricultural District (minimum building site of 5 acres)
A-600a Agricultural District (minimum building site of 600 acres)
A-7a Agricultural District (minimum building site of 7 acres)
A-8000a Agricultural District (minimum building site of 8000 acres)
A-80a Agricultural District (minimum building site of 80 acres)
A-8a Agricultural District (minimum building site of 8 acres)
A-900a Agricultural District (minimum building site of 900 acres)
APD Agricultural Project District
CDH Downtown Hilo Commercial District
CG-10 General Commercial District (minimum land area of
10,000 square feet, required for each building site)
CG-20 General Commercial District (minimum land area of
20,000 square feet, required for each building site)
CG-7.5 General Commercial District (minimum land area of 7,500
square feet, required for each building site)
CN-10 Neighborhood Commercial District (minimum land area of
10,000 square feet, required for each building site)
CN-20 Neighborhood Commercial District (minimum land area of
20,000 square feet, required for each building site)
CN-40 Neighborhood Commercial District (minimum land area of
40,000 square feet, required for each building site)
CN-7.5 Neighborhood Commercial District (minimum land area of
7,500 square feet, required for each building site)
CV-10 Village Commercial District (minimum land area of 10,000
square feet, required for each building site)
CV-15 Village Commercial District (minimum land area of 15,000
square feet, required for each building site)
CV-1a Village Commercial District (minimum land area of 1 acre,
required for each building site)
CV-20 Village Commercial District (minimum land area of 20,000
square feet, required for each building site)
CV-7.5 Village Commercial District (minimum land area of 7,500
square feet, required for each building site)
FA-1a Family Agricultural District (minimum building site of 1
acre)
FA-2a Family Agricultural District (minimum building site of 2
acres)
FA-3a Family Agricultural District (minimum building site of 3
acres)
FA-5a Family Agricultural District (minimum building site of 5
acres)
FR Forrest Reserve
MCX-1a Industrial-Commercial Mixed District (minimum land area
of 1 acre, required for each building site)
MCX-3a Industrial-Commercial Mixed District (minimum land area
of 3 acres, required for each building site)
MCX-10 Industrial-Commercial Mixed District (minimum land area
of 10,000 square feet, required for each building site)
MCX-20 Industrial-Commercial Mixed District (minimum land area
of 20,000 square feet, required for each building site)
MG-10 General Industrial District (minimum land area of 10,000
square feet required for each building site)
MG-10a General Industrial District (minimum land area of 10 acres,
required for each building site)
MG-15a General Industrial District (minimum land area of 15 acres,
required for each building site)
MG-1a General Industrial District (minimum land area of 1 acre,
required for each building site)
MG-20 General Industrial District (minimum land area of 20,000
square feet, required for each building site)
MG-3a General Industrial District (minimum land area of 3 acres,
required for each building site)
MG-5a General Industrial District (minimum land area of 5 acres,
required for each building site)
ML-10 Limited Industrial District (minimum land area of 10,000
square feet, required for each building site)
ML-1a Limited Industrial District (minimum land area of 1 acre,
required for each building site)
ML-20 Limited Industrial District (minimum land area of 20,000
square feet, required for each building site)
ML-3a Limited Industrial District (minimum land area of 3 acres,
required for each building site)
NP National Park
OPEN or O Open District
PD Project District
RA-.5a Residential and Agricultural District (minimum building
site area of .5 acre)
RA-1a Residential and Agricultural District (minimum building
site area of 1 acre)
RA-2a Residential and Agricultural District (minimum building
site area of 2 acres)
RCX-2 Residential-Commercial Mixed Use District (required land
area of 2,000 square feet for each dwelling unit, or for each
separate rentable unit, or for each commercial unit)
RCX-10 Residential-Commercial Mixed Use District (required land
area of 10,000 square feet for each dwelling unit, or for
each separate rentable unit, or for each commercial unit)
RCX-20 Residential-Commercial Mixed Use District (required land
area of 20,000 square feet for each dwelling unit, or for
each separate rentable unit, or for each commercial unit)
RD-3.75 Double-Family Residential District (minimum land area for
each dwelling unit shall be 3,750 square feet)
RM-.75 Multiple-Family Residential District (required land area of
750 square feet for each dwelling unit, or for each separate
rentable unit)
RM-1 Multiple-Family Residential District (required land area of
1,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-1.25 Multiple-Family Residential District (required land area of
1,250 square feet for each dwelling unit, or for each
separate rentable unit)
RM-1.5 Multiple-Family Residential District (required land area of
1,500 square feet for each dwelling unit, or for each
separate rentable unit)
RM-10 Multiple-Family Residential District (required land area of
10,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-14.5 Multiple-Family Residential District (required land area of
14,500 square feet for each dwelling unit, or for each
separate rentable unit)
RM-15 Multiple-Family Residential District (required land area of
15,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-2 Multiple-Family Residential District (required land area of
2,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-2.5 Multiple-Family Residential District (required land area of
2,500 square feet for each dwelling unit, or for each
separate rentable unit)
RM-20 Multiple-Family Residential District (required land area of
20,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-3 Multiple-Family Residential District (required land area of
3,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-3.5 Multiple-Family Residential District (required land area of
3,500 square feet for each dwelling unit, or for each
separate rentable unit)
RM-4 Multiple-Family Residential District (required land area of
4,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-5 Multiple-Family Residential District (required land area of
5,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-5.5 Multiple-Family Residential District (required land area of
5,500 square feet for each dwelling unit, or for each
separate rentable unit)
RM-6 Multiple-Family Residential District (required land area of
6,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-7 Multiple-Family Residential District (required land area of
7,000 square feet for each dwelling unit, or for each
separate rentable unit)
RM-8 Multiple-Family Residential District (required land area of
8,000 square feet for each dwelling unit, or for each
separate rentable unit)
RS-10 Single-Family Residential District (minimum building site
area of 10,000 square feet)
RS-10a Single-Family Residential District (minimum building site
area of 10 acres)
RS-15 Single-Family Residential District (minimum building site
area of 15,000 square feet)
RS-20 Single-Family Residential District (minimum building site
area of 20,000 square feet)
RS-22 Single-Family Residential District (minimum building site
area of 22,000 square feet
RS-5a Single-Family Residential District (minimum building site
area of 5 acres)
RS-7.5 Single-Family Residential District (minimum building site
area of 7,500 square feet)
UNIV University District
V-.75 Resort-Hotel District (required land area of 750 square feet,
for each dwelling unit, or for each separate rentable unit, or
other similar rentable units)
V-1 Resort-Hotel District (required land area of 1,000 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-1.0 Resort-Hotel District (required land area of 1,000 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-1.25 Resort-Hotel District (required land area of 1,250 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-1.5 Resort-Hotel District (required land area of 1,500 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-1.75 Resort-Hotel District (required land area of 1,750 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-2 Resort-Hotel District (required land area of 2,000 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-2.0 Resort-Hotel District (required land area of 2,000 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-2.25 Resort-Hotel District (required land area of 2,250 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-25 Resort-Hotel District (required land area of 25,000 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-2a Resort-Hotel District (required land area of 2 acres, for
each dwelling unit, or for each separate rentable unit, or
other similar rentable units)
V-4 Resort-Hotel District (required land area of 4,000 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-6.0 Resort-Hotel District (required land area of 6,000 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)
V-7 Resort-Hotel District (required land area of 7,000 square
feet, for each dwelling unit, or for each separate rentable
unit, or other similar rentable units)