Every planning control identified for any lot | Every planning rule & overlay cross-referenced in one query | Approval likelihood scored for every control | Conflicts and overrides resolved automatically | Every answer cited to the source clause | Ask planning questions in plain English | Results in under 1 second | Every planning control identified for any lot | Every planning rule & overlay cross-referenced in one query | Approval likelihood scored for every control | Conflicts and overrides resolved automatically | Every answer cited to the source clause | Ask planning questions in plain English | Results in under 1 second |
Suburb planning guide · Updated 2026-04-27

Thirroul, NSW 2515 Zoning, development potential & planning controls

Low Density Residential dominant. Median sale $1.66M over the last 24 months. 81% of decided DAs approved.

Dominant zone
R2
Low Density Residential
Median sale (24m)
$1.66M
172 sales
DA approval rate
81%
149 of 184 approved
Total lots
2,289
Marketplace

Need a builder, surveyor or planner near Thirroul? See local experts ↓

Zoning

What you can build in Thirroul

Thirroul is dominated by R2Low 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.

R2
Dominant
R2 Low Density Residential 83.9%
R3 Medium Density Residential 5.8%
C4 Mixed Use 4.5%
E1 Local Centre 3.2%
RE1 Public Recreation 2.6%
Avg max height
9.3 m

Limit varies by lot — check your address for the exact figure.

Avg max FSR
0.53:1

Floor Space Ratio — total floor area as a multiple of lot area.

Use mix
Residential81%
Commercial3%
Environment6%

Location

Where Thirroul sits

Thirroul 2515 covers an undefined area within Wollongong City Council.

Overlays © NSW Government
Council
Wollongong City Council
Postcode
2515
Area
Total lots
2,289

Drill into any lot in Thirroul

Open the interactive map — click any address to see its zone, height, FSR, overlays, and approval likelihood.

Open interactive map

Development potential

Where the upside is in Thirroul

We score every lot for development signal — under-built relative to the controls, eligible for a granny flat, or sized for subdivision.

Underdeveloped
1,049

lots with remaining GFA capacity

granny flat eligible
1,794

under SEPP (Housing) 2021

Subdivision potential
1,542

lots that may support subdivision

Site assembly
11

adjoining lots with combined upside

Total dev potential
2,037 lots

show at least one development signal

Rezoning signal score
36.8 /100

average uplift signal across the suburb

Theoretical capacity if every lot built to its limit: 11,831 dwellings, with 700,907 m² of unused GFA across the suburb.

Own a property in Thirroul?

Check your lot's exact development potential — height, FSR, granny flat, subdivision, dual-occ.

Run a report on your address

Constraints & risks

What could stop you in Thirroul

15% of lots are bushfire-prone — a bushfire assessment is likely required; also: 2% of lots carry heritage controls; 1.5% of lots intersect a Threatened Ecological Community.

Suburb-wide percentages — your specific lot may have all, some, or none of these.

Flood-affected None

Mapped flood-prone land

Bushfire-prone 15.3%

RFS bushfire-prone land mapping

Heritage controls 1.9%

Heritage item or Conservation Area

Near contaminated land None

Within 100 m of EPA-listed site

Threatened ecology (TEC) 1.5%

Mapped TEC vegetation

Sea-level rise exposure None

Coastal hazard mapping

Flight noise contour None

ANEF / aircraft noise

Astute Financial Thirroul

Mortgage broker · serves Thirroul, NSW

12a/264-270 Lawrence Hargrave Dr, Thirroul NSW 2515

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Market

Thirroul property market

Sales, rent, and yield data drawn from NSW Property Sales Information and rental bond data over the past 24 months.

Median sale price (24m)
$1,657,500
172 sales · land value $1.26M
Median rent (house)
$950 / wk
Houses
Gross rental yield
2.9%
House, gross of costs

DA activity

Development applications in Thirroul

184 development applications for Thirroul addresses were decided by Wollongong City Council over the past 24 months. 149 approved — a 81% approval rate.

81%
Approved
DAs lodged (24m)
184
Approved
149
New dwelling DAs
218
Building approvals (12m)
42

Demographics & lifestyle

Who lives in Thirroul

ABS Census 2021 population data combined with lot-level amenity, healthcare, lifestyle, and crime indices.

Green cover
44%
Amenity score
92.4 /100

Walkable amenity within 1 km

Healthcare access
90.6 /100

GP / hospital / pharmacy proximity

Lifestyle score
94.3 /100

Cafés, parks, schools, transport

FAQs

Common questions about Thirroul

What's the zoning in Thirroul 2515?

Thirroul is dominated by the R2 (Low Density Residential) zone, which covers 1,730 of 2,289 lots (84%). The full mix is: R2 Low Density Residential (84%), R3 Medium Density Residential (6%), C4 Mixed Use (5%), E1 Local Centre (3%), RE1 Public Recreation (3%).

What's the height limit and FSR in Thirroul?

Across Thirroul, the average maximum building height is 9.3 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.

Can I build a granny flat in Thirroul?

Yes — 1,794 lots in Thirroul 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.

What's the median property price in Thirroul?

The median sale price in Thirroul over the past 24 months is $1,657,500, across 172 sales. Median unimproved land value is $1,260,000.

What's the median rent in Thirroul?

Median weekly rent for a house in Thirroul is $950. Gross rental yield works out to 2.9%.

What's the development application approval rate in Wollongong City Council?

Wollongong City Council decided 184 development applications for Thirroul addresses over the past 24 months, with 149 approved (81% approval rate). Processing time depends heavily on application complexity, council backlog, and whether the application requires referral to other agencies.

What planning constraints apply in Thirroul?

Across Thirroul, 2% with heritage controls, 15.3% 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.

What's the development potential of Thirroul?

2,037 of 2,289 lots in Thirroul show identifiable development potential — under-developed for the planning controls, eligible for a granny flat, or capable of subdivision. Average rezoning signal score: 36.8 / 100.

BASE

Architecture firm · serves Thirroul, NSW

1/269 Lawrence Hargrave Dr, Thirroul NSW 2515

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Get a planning report for any address in Thirroul

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$29

14-section report · LEP + SEPP + DCP cross-referenced · cited to source

Methodology & sources

Zoning, height, FSR, and overlays parsed from the Wollongong City 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 →