High Density Residential dominant. Median sale $630K over the last 24 months. 81% of decided DAs approved.
Mays Hill 2145 spans 2 councils: Cumberland Council (170 lots), City of Parramatta Council (80 lots). The dominant council (Cumberland Council) sets the canonical URL for this page.
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Zoning
Mays Hill is dominated by R4 — High 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
Mays Hill 2145 covers an undefined area within Cumberland Council.
Drill into any lot in Mays Hill
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
adjoining lots with combined upside
show at least one development signal
average uplift signal across the suburb
Theoretical capacity if every lot built to its limit: 2,155 dwellings, with 179,283 m² of unused GFA across the suburb.
Own a property in Mays Hill?
Check your lot's exact development potential — height, FSR, granny flat, subdivision, dual-occ.
Constraints & risks
No material constraints flagged across the suburb. Always verify at the individual lot level — site-specific overlays can still apply..
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
Air conditioning contractor · serves Mays Hill, NSW
Unit 202/147 Great Western Hwy, Mays Hill NSW 2145
Market
Sales, rent, and yield data drawn from NSW Property Sales Information and rental bond data over the past 24 months.
DA activity
16 development applications for Mays Hill addresses were decided by Cumberland Council over the past 24 months. 13 approved — a 81% approval rate. Average processing time: 41 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
5 businesses serving Mays Hill and nearby.
Air conditioning contractor
Unit 202/147 Great Western Hwy, Mays Hill NSW 2145
Industrial real estate agency
Suite 7/20 Rees St, Mays Hill NSW 2150
Real estate agency
Shop 1/161-163 Great Western Hwy, Mays Hill NSW 2145
Cleaners
20 Peggy St, Mays Hill NSW 2145
Home builder
9 Rees St, Mays Hill NSW 2145
Run a local business? Get found by property owners researching Mays Hill.
List your business — freeFAQs
Mays Hill is dominated by the R4 (High Density Residential) zone, which covers 92 of 250 lots (37%). The full mix is: R2 Low Density Residential (37%), R4 High Density Residential (30%), E3 Productivity Support (20%), RE1 Public Recreation (14%).
Across Mays Hill, the average maximum building height is 15.9 m and the average maximum Floor Space Ratio (FSR) is 1.47:1. 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 — 91 lots in Mays Hill 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 Mays Hill over the past 24 months is $630,000, across 111 sales. Median unimproved land value is $1,130,000.
Median weekly rent for a house in Mays Hill is $660. Gross rental yield works out to 5.5%.
Cumberland Council decided 16 development applications for Mays Hill addresses over the past 24 months, with 13 approved (81% approval rate). Average processing time is 41 days. Processing time depends heavily on application complexity, council backlog, and whether the application requires referral to other agencies.
117 of 250 lots in Mays Hill show identifiable development potential — under-developed for the planning controls, eligible for a granny flat, or capable of subdivision. Average rezoning signal score: 29.0 / 100.
Continue exploring
Compare zoning, development potential, and DA activity across other suburbs in Cumberland Council and nearby postcodes.
Industrial real estate agency · serves Mays Hill, NSW
Suite 7/20 Rees St, Mays Hill NSW 2150
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 Mays Hill.
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 2145 — population, age, household composition, income, tenure.
abs.gov.au
Zoning, height, FSR, and overlays parsed from the Cumberland 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 →