Mill Park flood map & planning overlays

The schematic on this page is a Mill Park flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 4% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Mill Park address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.

About 4% of Mill Park falls within a mapped flood overlay, against the council-wide suburb average of 4%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.

Around 16% of Mill Park is mapped as bushfire-prone, compared with a Whittlesea average of 71%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.

The dominant planning zone in Mill Park is General Residential Zone (GRZ5), though the suburb also includes Public Conservation and Resource Zone (PCRZ) and General Residential Zone (GRZ4). Zoning sets what you can build and do on a site, and can differ lot by lot.

Mill Park has 8 heritage-listed places on record. Heritage listing affects what you can alter or demolish, so confirm whether a specific property is listed or near a heritage place.

Across 11,884 surveyed parcels in Mill Park, the median lot size is about 603 m². There are also 8,434 registered easements mapped in the suburb - an easement can restrict where you can build, so always check the title and overlays for the specific lot.

There is no train station inside Mill Park itself. The suburb is served by 150 bus stops.

At the 2021 Census Mill Park had 28,712 usual residents, with a median age of 40 and an average household size of 2.7 people. The wider Mill Park - North statistical area, which contains Mill Park, went from 18,680 people in 2001 to 17,610 in 2025, down 6%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Mill Park alone.

On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Mill Park scores 985 and sits in decile 5 of 10 nationally and decile 5 within Victoria - decile 1 being the most disadvantaged tenth of Australian suburbs and decile 10 the least. The national average score is 1000. SEIFA summarises income, education, occupation and housing across the whole suburb, so it describes the area, not any particular household in it.

Median household income in Mill Park was $1,735 a week at the 2021 Census, against $1,735 for the typical suburb in Whittlesea. Median rent was $366 a week and the median mortgage repayment $1,748 a month. These are 2021 Census figures and have not been indexed to today.

A Mill Park planning report pulls every overlay - zoning, flood, bushfire, heritage, environmental and noise - that touches a single lot, on live council and state data. The interactive map preview is free; the full PDF report is $9.