New South Wales · Postcode 2308
Callaghan postcode and suburb data
New South Wales · Phone area code 02 · 118 km from Sydney
Suburb snapshot
Callaghan at a glance vs NSW
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against NSW
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Callaghan ranks: household income sits in the bottom 10% of NSW suburbs; rents sit in the cheapest 10% in NSW.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Callaghan vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | Callaghan | NSW avg | AU avg |
|---|---|---|---|
| Median age | 20 | 45.0 | 45.0 |
| Unemployment | 18.0% +NSW | 5.0% | 5.0% |
Green pill = at least 10% above the NSW average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Postcode 2308 covers Callaghan, an inland suburb of Sydney about 118 km from the city centre. It forms part of the Newcastle and Lake Macquarie region of New South Wales. Local government services are provided by Newcastle.
According to the 2021 Census, Callaghan has a population of 1,358 with a median age of 20. The unemployment rate is 18.0%, higher than the NSW average. The Indigenous population is 39 (2.9% of residents).
Callaghan is part of the Newcastle statistical area in New South Wales.
Callaghan details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2308 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 1,358 |
| Median Age | 20 years |
| Median Personal Income (Census 2021) | $302/week |
| Area | 1.8 km² |
| Population Density | 758/km² |
| Australian Citizens | 68.1% |
| Indigenous Population | 39 (2.9%) |
| Unemployment Rate | 18.0% |
| Latitude | -32.8930342 |
| Longitude | 151.7034879 |
| Distance from Sydney | 118 km |
| Region (SA4) | Newcastle and Lake Macquarie |
| Area (SA3) | Newcastle |
| Local Government | Newcastle |
| Federal Electorate | Newcastle |
| State Electorate | Wallsend |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 0 (0.0%) |
| 15–24 years | 1,325 (97.6%) |
| 25–44 years | 32 (2.4%) |
| 45–64 years | 0 (0.0%) |
| 65+ years | 0 (0.0%) |
Health Conditions (2021 Census)
| Asthma | 119 (8.8%) |
| Heart Disease | 6 (0.4%) |
| Cancer | 4 (0.3%) |
| Arthritis | 3 (0.2%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Suburbs Near Callaghan
Same Postcode (2308)
More Callaghan Data
Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 IRSAD, ACARA school profiles 2025. How this data is sourced.