New South Wales · Postcode 2250

Ten Mile Hollow postcode and suburb data

New South Wales · Phone area code 02 · 62 km from Sydney

Inner Regional
6
Population (2021)
46
Median age
7/10
SEIFA advantage

Suburb snapshot

Ten Mile Hollow 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

2250 Postcode See every suburb sharing this postcode
6 People Resident population, Census 2021
Central Coast (NSW) Council area 158 suburbs, 16 postcodes
46 Median age Years, Census 2021
Decile 7/10 SEIFA advantage Above average advantage

Benchmarks against NSW

SEIFA advantage
7/10
1.0 deciles above NSW average
IRSAD decile, higher means more advantage
Median age
46 years
1.0 years older than NSW average
Resident median age

Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.

Where Ten Mile Hollow ranks: household income sits in the bottom 10% of NSW suburbs.

ABS Census 2021 · SEIFA 2021

Detailed comparison table

Ten Mile Hollow vs the NSW average and the national average, using population-weighted 2021 Census data.

MetricTen Mile HollowNSW avgAU avg
Median age 46 45.0 45.0
SEIFA decile 7/10 ≈NSW 6.0/10 6.0/10

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.

Ten Mile Hollow is a locality 62 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2250. It falls within the Sydney - Baulkham Hills and Hawkesbury region. The local government area is Central Coast (NSW).

According to the 2021 Census, Ten Mile Hollow has a population of 6 with a median age of 46.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Ten Mile Hollow scores in decile 7 out of 10, which is above the national average.

Ten Mile Hollow is part of the Hawkesbury statistical area in New South Wales.

Ten Mile Hollow details

Location, Census, housing, SEIFA and geography fields used across this profile.

Postcode2250
StateNew South Wales (NSW)
Phone Area Code02
Population (2021)6
Median Age46 years
Area4.6 km²
Population Density1/km²
Australian Citizens133.3%
SEIFA IRSAD Decile7/10 (above average)
Latitude-33.3240154
Longitude151.0859287
Distance from Sydney62 km
Region (SA4)Sydney - Baulkham Hills and Hawkesbury
Area (SA3)Hawkesbury
Local GovernmentCentral Coast (NSW)
Federal ElectorateRobertson
State ElectorateThe Entrance
Time ZoneAEST (UTC+10), Australia/Sydney (standard time)

Age Profile

0–14 (0.0%) 15–24 (0.0%) 25–44 (0.0%) 45–64 (50.0%) 65+ (0.0%)
Show counts
0–14 years0 (0.0%)
15–24 years0 (0.0%)
25–44 years0 (0.0%)
45–64 years3 (50.0%)
65+ years0 (0.0%)

SEIFA socio-economic index

Ten Mile Hollow is in SEIFA IRSAD decile 7 of 10. Higher deciles indicate more relative socio-economic advantage. This is an area-level index, not a score for individual households.
More disadvantagedMiddle rangeMore advantaged

Suburbs Near Ten Mile Hollow

Same Postcode (2250)

More Ten Mile Hollow 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.