Diddillibah
QLDDiddillibah is a growing suburb in QLD with 1,703 residents.
- SAL code
- 30843
- SA2
- 316071546
- Population
- 1,703
- LGA
- Sunshine Coast
Diddillibah, QLD had 1,703 residents at the 2021 Census, with the broader statistical area showing a 9.2% growth over the last five years. The predominant age group is 45-54 years, and the median age sits at 46. Households are most often couples with children, and those with a mortgage repay a median of $2,200 a month. Around 78.1% of homes are owner-occupied, with the largest single tenure being owned outright at 46.5%. Most dwellings are separate houses, making up 98.6% of the suburb's housing stock. The suburb has 2 parks and reserves mapped within its boundary. Source: ABS Census 2021 and Estimated Resident Population, with amenity counts from state Open Data and OpenStreetMap.
Population
?1,703
Suburb · Census 2021
5-Year Growth
+9.2%
3yr: +4.8% · 10yr: +23.9%
SA2 · 5yr
Household Income
$1,424/wk
Suburb · Census 2021 median
Median Age
46
Suburb · Census 2021
Socio-Economic Index
?6/10
SA2 · middle-range
Unemployment
?2.9%
SA2 · Q4 2025
Hospitals
No data for this suburb
Childcare services
No data for this suburb
Parks & green space
?2
Parks, reserves
Transport stops
?2
GTFS stops
Dwelling approvals
?392
Sunshine Coast · Feb 2026
Median House Sale Price
state Valuer-General sale price data not yet loaded for QLD
Safety & Crime
2025 Q4Reported incidents from QLD police. Offence rates may not reflect all crime.
Population over time — Diddillibah - Rosemount (SA2)
ABS publishes annual estimates only at SA2; Diddillibah suburb alone is ~1,703 (Census 2021).
Source: ABS ERP (latest release · 2025) · Census 2021. Numbers refreshed quarterly.
Growth at a Glance
Population grew from 3,032 to 4,731 over 24 years, averaging 1.9% per year.
Government school catchment
Catchment data is not yet available for QLD.
Source when available: QLD Department of Education — QSpatial State School Catchment Areas.
Profile
Census snapshot
Housing
Almost entirely detached houses (98.6%), owner-occupied (78.1%).
Dwelling mix
Tenure
QLD 33%
Number of bedrooms
Bushfire risk
Source: QLD QRA Bushfire Prone Area
As of Apr 2026
Overlap is the percentage of the suburb's land area inside the mapped bushfire polygons. Always verify the exact property address with the relevant authority before making decisions.
Flood risk
Source: QLD Local Government Flood Planning Areas
As of May 2026
Overlap is the percentage of the suburb's land area inside the mapped flood polygons. Always verify the exact property address with the relevant authority before making decisions.
Planning zones
5 zones in suburb| Code | Zone | % covered | Area |
|---|---|---|---|
| RURAL ZONE | Rural ZoneOther | 58.9% | 6.50 km² |
| RURAL RESIDENTIAL ZONE | Rural Residential ZoneOther | 20.5% | 2.26 km² |
| ENVIRONMENTAL MANAGEMENT AND CONSERVATION ZONE | Environmental Management and Conservation ZoneEnvironmental | 7.9% | 0.87 km² |
| COMMUNITY FACILITIES ZONE | Community Facilities ZoneOther | 1.4% | 0.15 km² |
| OPEN SPACE ZONE | Open Space ZoneRecreation | 0.4% | 0.04 km² |
Source: QLD DSDILGP Local Government Planning Scheme Zones (ZONE_QLD/2026-05-12/be11464ce5af1cd4) · As of May 2026. Zone boundaries are amended periodically; verify the exact property with the relevant council before relying on permitted use.