Modbury North
SAModbury North is a stable suburb in SA with 5,704 residents.
- SAL code
- 40900
- SA2
- 402051053
- Population
- 5,704
- LGA
- Tea Tree Gully
Modbury North, SA had 5,704 residents at the 2021 Census, with the broader statistical area showing a 1.7% growth over the last five years. The predominant age group is 35-44 years, and the median age sits at 40. Households are most often couples with children, and those with a mortgage repay a median of $1,473 a month. Around 80.2% of homes are owner-occupied, with the largest single tenure being owned with a mortgage at 43.3%. Most dwellings are separate houses, making up 96.0% of the suburb's housing stock. The suburb has 16 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
?5,704
Suburb · Census 2021
5-Year Growth
+1.7%
3yr: +1.7% · 10yr: +2.7%
SA2 · 5yr
Household Income
$1,596/wk
Suburb · Census 2021 median
Median Age
40
Suburb · Census 2021
Socio-Economic Index
?6/10
SA2 · middle-range
Unemployment
?2.3%
SA2 · Q4 2025
Schools
1
1 primary
Hospitals
No data for this suburb
Childcare services
?6
2 long day, 1 OSHC
Parks & green space
?16
Parks, reserves
Transport stops
?38
GTFS stops
Dwelling approvals
?35
Tea Tree Gully · Feb 2026
Median Weekly Rent
Based on rental bond lodgements recorded by the state government.
Median House Sale Price
Source: state Valuer-General (suburb-level quarterly medians).
→ Calculate stamp duty on this suburb's median price→ Estimate mortgage repayments→ Calculate rental yield (price + median rent)
Safety & Crime
2025 Q4Reported incidents from SA police. Offence rates may not reflect all crime.
Population over time — Modbury Heights (SA2)
ABS publishes annual estimates only at SA2; Modbury North suburb alone is ~5,704 (Census 2021).
Source: ABS ERP (latest release · 2025) · Census 2021. Numbers refreshed quarterly.
Growth at a Glance
Population grew from 21,013 to 19,813 over 24 years, averaging -0.2% per year.
Schools
1 in suburbSector
1 public
Type
1 primary
Total enrolment
174
Avg per school
174
Government school catchment
Intake zonePrimary
No catchment
Secondary
Valley View Secondary School25.1%
- Modbury High School 0.1%
Source: SA Department for Education — School Zones (primary + high). Boundaries can be amended without notice; confirm with the school before relying on enrolment.
Profile
Census snapshot
Housing
Public housing 0.7%Almost entirely detached houses (96%), owner-occupied (80.2%), built for families (66% are 3 bed).
Dwelling mix
Tenure
SA 28%
Number of bedrooms
Bushfire risk
This suburb falls outside every bushfire polygon mapped by the relevant authority. Always confirm at the property address — local conditions and unmapped overlays can still apply.
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. Source when available: SA DHUD Bushfire Hazards Overlay and DEW Flood Mapping.
Flood risk
Source: SA DEW Flood Mapping
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 |
|---|---|---|---|
| GENERAL_NEIGHBOURHOOD | General NeighbourhoodResidential | 86.2% | 2.46 km² |
| HOUSING_DIVERSITY_NEIGHBOURHOOD | Housing Diversity NeighbourhoodResidential | 5.9% | 0.17 km² |
| EMPLOYMENT | EmploymentIndustrial | 3.6% | 0.10 km² |
| OPEN_SPACE | Open SpaceRecreation | 3.0% | 0.09 km² |
| SUBURBAN_ACTIVITY_CENTRE | Suburban Activity CentreBusiness | 1.3% | 0.04 km² |
Source: SA Planning and Design Code Zones (ZONE_SA/2026-04-30/7965b1556505eb71) · As of Apr 2026. Zone boundaries are amended periodically; verify the exact property with the relevant council before relying on permitted use.