Grosmont flood map & planning overlays

A planning-constraint profile of Grosmont (Western Downs Regional, QLD) - 840.07 km², mapped from live council and state overlay data. This suburb is highly constrained.
Profile updated 12 September 2026.

Elevation hillshade with street names, clipped to Grosmont's boundary, with the flood, bushfire and environmental overlays drawn on top.

Nearby suburbs, nearest first

Grosmont at a glance

Parcels 154 Median lot 5,055,667 m² Mapped easements 25 Schools in suburb 1

Schools in and near Grosmont

Public school-location data shows availability across the suburb. These figures do not rate schools and do not assign a particular address to a catchment.

Inside the suburb boundary

1

1 school providing primary years and 0 providing secondary years. A combined school may be counted in both teaching levels.

Nearest school availability

Primary: inside the suburb

Secondary: 10.86 km from the suburb boundary

Source: Queensland Government school geographic information. Catchment boundaries can divide a suburb and change over time; use the official catchment finder for a specific address.

How Grosmont is zoned

Rural 100%
Recreation and open space 0%
Community facilities 0%

Selling in Grosmont? The lot-level zone is the zoning Part 3 of Queensland's Form 2 seller disclosure statement asks for - see our Form 2 planning data guide.

Across its 840.07 km², Grosmont is highly constrained by planning overlays. About 46% of the suburb sits within a mapped flood overlay, and 11% is flagged bushfire-prone. The dominant land-use zone is Rural. The median lot measures about 5,055,667 m² across 154 parcels.

Who lives in Grosmont

Census 2021 figures published by the ABS for the Grosmont suburb boundary itself, not a wider region.

Population
135
usual residents, 2021
Median age
53
years
Median household income
$1,978
per week, Western Downs Regional suburb typical $1,432
Median rent
$115
per week, Western Downs Regional suburb typical $200
Household size
2.4
people, average

Socio-economic standing

ABS SEIFA 2021 ranks every Australian suburb. Decile 1 is the most disadvantaged tenth of the country, decile 10 the least.

Advantage and disadvantage (IRSAD) Decile 8
most disadvantagedleast disadvantaged

Score 1026, and decile 9 within Queensland. The national average is 1000.

Relative disadvantage (IRSD) Decile 9
most disadvantagedleast disadvantaged

Age profile

Share of Grosmont's 135 residents in each ABS age band.

0-4 9.5%
5-14 4.4%
15-19 0.0%
20-24 2.2%
25-34 13.1%
35-44 10.2%
45-54 10.2%
55-64 20.4%
65-74 22.6%
75-84 5.1%
85+ 2.2%

Population trend, 2001 to 2025

Estimated resident population of Miles - Wandoan, the wider ABS statistical area containing Grosmont. There is no annual population series published at suburb level, so this describes the surrounding area rather than Grosmont itself.

3,917 in 2001 to 4,394 in 2025, up 12%.

Source: ABS Census 2021 and SEIFA 2021 (Suburbs and Localities), Regional Population (SA2), CC BY 4.0. Small counts are randomly adjusted by the ABS.

Grosmont data sources and coverage

“Not mapped” means we hold no source layer for this suburb - never an all-clear.

DatasetCoveragePublisher
Flood mappingMappedthe relevant council planning scheme and Queensland Government spatial data
Bushfire-prone mappingMappedthe relevant council planning scheme and Queensland Government spatial data
ZoningMappedthe relevant council planning scheme and Queensland Government spatial data
Heritage and environmentMapped where publishedthe relevant council planning scheme and Queensland Government spatial data
Aircraft noise contours (ANEF)Not heldthe relevant council planning scheme and Queensland Government spatial data, Defence
DemographicsAvailableAustralian Bureau of Statistics (2021 Census and SEIFA)
School availabilityAvailableQueensland Government

Profile last materially updated 12 September 2026. See the methodology and full source list. Source data changes over time and critical decisions should be checked with the responsible authority.

Check a specific Grosmont address

See exactly which overlays touch a single property - the interactive map is free. Need it on paper? A full planning PDF is just $9.

Building or pricing a slab? The $119 geotechnical desktop report covers geology, soils, bores and an indicative AS 2870 site class for a Grosmont lot.

See what's in the $9 report →

Grosmont planning - frequently asked

Is Grosmont flood-prone?

About 46% of Grosmont falls within a mapped flood overlay, against the council-wide suburb average of 49%.

Is Grosmont bushfire-prone?

Around 11% of Grosmont is mapped as bushfire-prone, compared with a Western Downs Regional average of 43%.

What is the zoning in Grosmont?

The dominant planning zone in Grosmont is Rural, though the suburb also includes Recreation and open space and Community facilities.

Does Grosmont have heritage-listed places?

No heritage-listed places are on record within Grosmont.

What is the typical lot size in Grosmont?

Across 154 surveyed parcels in Grosmont, the median lot size is about 5,055,667 m². There are also 25 registered easements mapped in the suburb.

What is the population of Grosmont?

At the 2021 Census Grosmont had 135 usual residents, with a median age of 53 and an average household size of 2.4 people. The wider Miles - Wandoan statistical area, which contains Grosmont, went from 3,917 people in 2001 to 4,394 in 2025, up 12%.

Is Grosmont an advantaged suburb?

On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Grosmont scores 1026 and sits in decile 8 of 10 nationally and decile 9 within Queensland (decile 1 is the most disadvantaged tenth, decile 10 the least).

What is the median household income in Grosmont?

Median household income in Grosmont was $1,978 a week at the 2021 Census, against $1,432 for the typical suburb in Western Downs Regional. Median rent was $115 a week.

Compare nearby suburbs

Nearby suburbDistanceFlood mappedBushfire-prone
Taroom 21.3 km 94% 100%
Wandoan 22.9 km 45% 17%
Bundi 26.5 km 38% 30%
Woleebee 36.4 km 33% 45%
Eurombah 37.1 km 57% 15%
Roche Creek 39.2 km 38% 31%
Bungaban 39.3 km 36% 33%
Clifford 42.5 km 40% 32%
Guluguba 47.1 km 40% 24%
Waikola 53.7 km 38% 28%

See all Western Downs Regional suburb profiles →