Low Density Residential dominant. Median sale $1.85M over the last 24 months. 86% of decided DAs approved.
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Zoning
Gymea Bay is dominated by R2 — Low Density Residential. Land use rules, height, FSR, and permitted developments are set per zone in the Local Environmental Plan and refined by the Development Control Plan.
Limit varies by lot — check your address for the exact figure.
Floor Space Ratio — total floor area as a multiple of lot area.
Location
Gymea Bay 2227 covers an undefined area within Sutherland Shire Council.
Drill into any lot in Gymea Bay
Open the interactive map — click any address to see its zone, height, FSR, overlays, and approval likelihood.
Development potential
We score every lot for development signal — under-built relative to the controls, eligible for a granny flat, or sized for subdivision.
lots with remaining GFA capacity
under SEPP (Housing) 2021
lots that may support subdivision
show at least one development signal
average uplift signal across the suburb
Theoretical capacity if every lot built to its limit: 12,109 dwellings, with 736,872 m² of unused GFA across the suburb.
Own a property in Gymea Bay?
Check your lot's exact development potential — height, FSR, granny flat, subdivision, dual-occ.
Constraints & risks
13% of lots are bushfire-prone — a bushfire assessment is likely required; also: 0% of lots carry heritage controls; 0.8% of lots intersect a Threatened Ecological Community; 0.1% of lots are exposed to projected sea-level rise.
Suburb-wide percentages — your specific lot may have all, some, or none of these.
Mapped flood-prone land
RFS bushfire-prone land mapping
Heritage item or Conservation Area
Within 100 m of EPA-listed site
Mapped TEC vegetation
Coastal hazard mapping
ANEF / aircraft noise
Landscaper · serves Gymea Bay, NSW
21 Coopernook Ave, Gymea Bay NSW 2227
Market
Sales, rent, and yield data drawn from NSW Property Sales Information and rental bond data over the past 24 months.
DA activity
159 development applications for Gymea Bay addresses were decided by Sutherland Shire Council over the past 24 months. 137 approved — a 86% approval rate. Average processing time: 102 days.
Demographics & lifestyle
ABS Census 2021 population data combined with lot-level amenity, healthcare, lifestyle, and crime indices.
Walkable amenity within 1 km
GP / hospital / pharmacy proximity
Cafés, parks, schools, transport
ZoneDSS Marketplace
4 businesses serving Gymea Bay and nearby.
Landscaper
21 Coopernook Ave, Gymea Bay NSW 2227
Real estate consultant
138 Coonong Rd, Gymea Bay NSW 2227
Roofing contractor
Tathra Pl, Gymea Bay NSW 2227
Construction company
5 Balla Machree Way, Gymea Bay NSW 2227
Run a local business? Get found by property owners researching Gymea Bay.
List your business — freeFAQs
Gymea Bay is dominated by the R2 (Low Density Residential) zone, which covers 1,158 of 2,251 lots (52%). The full mix is: R2 Low Density Residential (52%), C3 Commercial Core (33%), C4 Mixed Use (13%), C2 Centre Support (1%), RE1 Public Recreation (1%).
Across Gymea Bay, the average maximum building height is 8.0 m and the average maximum Floor Space Ratio (FSR) is 0.53:1. Individual lots can vary materially — height and FSR are set per zone in the Local Environmental Plan (LEP) and can be modified by overlays. For an exact figure on a specific address, generate a planning report.
Yes — 1,141 lots in Gymea Bay appear eligible for a granny flat under SEPP (Housing) 2021, based on lot size, zoning, and frontage. Eligibility is lot-specific: get a planning report on your address to confirm.
The median sale price in Gymea Bay over the past 24 months is $1,850,000, across 183 sales. Median unimproved land value is $1,230,000.
Median weekly rent for a house in Gymea Bay is $880. Gross rental yield works out to 2.5%.
Sutherland Shire Council decided 159 development applications for Gymea Bay addresses over the past 24 months, with 137 approved (86% approval rate). Average processing time is 102 days. Processing time depends heavily on application complexity, council backlog, and whether the application requires referral to other agencies.
Across Gymea Bay, 0% with heritage controls, 13.2% bushfire-prone. These are suburb-wide percentages — every lot has its own combination. A planning report on a specific address shows exactly which controls apply.
2,181 of 2,251 lots in Gymea Bay show identifiable development potential — under-developed for the planning controls, eligible for a granny flat, or capable of subdivision. Average rezoning signal score: 30.1 / 100.
Continue exploring
Compare zoning, development potential, and DA activity across other suburbs in Sutherland Shire Council and nearby postcodes.
Real estate consultant · serves Gymea Bay, NSW
138 Coonong Rd, Gymea Bay NSW 2227
Suburb-wide stats are useful for context. For a buy-or-walk decision on a specific lot, you need every control, every constraint, and every clause cited to source.
Run a report — from A$2914-section report · LEP + SEPP + DCP cross-referenced · cited to source
Verify with official sources
Don't take our word for it. Every figure on this page is computed from authoritative New South Wales Government data — and you can verify any of it directly with the source.
Official zoning, height, FSR, and overlay maps for any NSW address. The primary source for everything on this page.
planningportal.nsw.gov.au
Cadastral lot boundaries, aerial imagery, easements, and environmental overlays from NSW Spatial Services.
maps.six.nsw.gov.au
State-listed heritage items and Heritage Conservation Areas. Search by suburb to see what's listed in Gymea Bay.
hms.heritage.nsw.gov.au
Sites notified to the EPA under the Contaminated Land Management Act. Critical for due diligence on any address.
apps.epa.nsw.gov.au
Rural Fire Service map of bushfire-prone land categories. Triggers BAL assessment requirements for new builds.
rfs.nsw.gov.au
Australian Bureau of Statistics QuickStats for postcode 2227 — population, age, household composition, income, tenure.
abs.gov.au
Zoning, height, FSR, and overlays parsed from the Sutherland Shire Council Local Environmental Plan, applicable State Environmental Planning Policies, and the Development Control Plan. Property sales drawn from NSW Property Sales Information. DA history aggregated from the NSW Planning Portal. Heritage, flood, bushfire, contaminated land, TEC, sea-level rise, and aircraft noise overlays from the NSW Spatial Services and EPA registers. Population, age, income, and tenure from ABS Census 2021. Aggregated by ZoneDSS · last updated 2026-04-27.
Suburb-wide statistics — your specific lot may vary. Always run a planning report on the actual address before making a decision. How ZoneDSS works →