SuburbCheck

Mount Colah

NSW 2079 · Hornsby

7,816 (2021) → 8,304 est. (2025) · Moderate Growth

Part of the Hornsby local government area (est. 144,237 residents)

81
Overall score

Based on transport, liveability & education. Safety is scored separately below.

7,816
Population
$1.72M
Median house (2025)
100
Safety score
91
Transport score

Mount Colah is a moderate growth suburb in Hornsby, NSW 2079, about 24km from Sydney CBD. Its median house price of $1.72M is more expensive than the NSW average. The suburb has 2 schools, a transport score of 91/100, and is about 13km inland. Mount Colah has an overall score of 81/100, based on transport, liveability and education, plus a separate residential safety score of 100/100.

24.1 km
To Sydney CBD
12.8 km
To coast
$850/wk
Median rent (house)
1.3 km
To nearest station

Demographics

7,816
Population
40
Median age
2.9
Avg household

Age distribution

Hornsby LGA population (est. 2025)144,237
Median household income (weekly)$2,505
vs NSW median+35.4%
Bachelor degree or higher53.5%
Born in Australia65.7%
Dwellings: house / unit / townhouse2,236 / 328 / 100

Top countries of birth: England (4.13%), India (3.7%), China (3.17%), Philippines (2.01%), Iran (1.91%)

Top languages: Mandarin (3.89%), Persian ED (2.32%), Hindi (1.39%), Cantonese (1.31%), Spanish (1.13%)

Source: ABS Census 2021

Property

$1.72M-8.1%
Median house (2025)
$650K+2.4%
Median unit (2025)

Median price history

Median rent — house / unit$850 / $605 wk
Rental yield (house)2.6%
Days on market (house)38 days

Source: NSW Valuer General · Updated Q4 2025

Residential Safety

100
Residential

Recorded residential incidents (latest year), with rate per 100,000 residents:

5
Break & enter dwelling64/100k
3
Steal from dwelling38/100k
1
Motor vehicle theft13/100k
10
Domestic assault128/100k
1
Robbery13/100k
6
Non-domestic assault77/100k

Includes street and public-place assaults — supplementary context, not part of the safety score.

Residential incidents over time

Sum of the five residential categories above — not all recorded crime.

Area crime context

Total recorded incidents: 99 (all categories, latest year)1,267 per 100,000 residents2-yr5-yr

An independent score — crime data quality varies by state, so safety is shown separately and is not part of the overall score.

Source: BOCSAR · Updated 2025

Schools

90

Outstanding school access

Top 20% nationally — strong, high-ICSEA schools nearby with genuine choice. An excellent suburb for families prioritising education.

84
Within 10km2 in suburb
2
Govt (suburb)
0
Catholic (suburb)
0
Indep. (suburb)

Average ICSEA of schools within 10km 1120 (above the national average of 1000).

In suburb

  • Mount Colah Public SchoolPrimary · GovernmentICSEA 1097
  • Gibberagong Environmental Education CentreCombined · Government

Nearby (within 10km)

  • Mount Kuring-gai Public SchoolPrimary · Government · 1.3kmICSEA 1079
  • Asquith Public SchoolPrimary · Government · 2.5kmICSEA 1096
  • St Patrick's Catholic Primary SchoolPrimary · Catholic · 2.5kmICSEA 1125
  • Hornsby Heights Public SchoolPrimary · Government · 2.8kmICSEA 1103
  • Asquith Girls High SchoolSecondary · Government · 2.8kmICSEA 1075
  • Hornsby North Public SchoolPrimary · Government · 3.1kmICSEA 1154
  • Asquith Boys High SchoolSecondary · Government · 3.6kmICSEA 1044
  • Ku-ring-gai High SchoolSecondary · Government · 3.6kmICSEA 1087
  • Waitara Public SchoolPrimary · Government · 4.8kmICSEA 1153
  • Hornsby Girls High SchoolSecondary · Government · 5kmICSEA 1202
  • St Edmund's CollegeSecondary · Independent · 5.2kmICSEA 1110
  • Blue Gum Community SchoolPrimary · Independent · 5.2kmICSEA 1069

Source: ACARA 2023

Transport

91
1Train
78Bus
CBD commute (est.)56 min (train)
Peak train frequency68/hr
Nearest train stationMount Colah (1.3 km)

Source: TfNSW GTFS

Liveability

25.5°C
Summer max
16.5°C
Winter max
1,300mm
Rainfall/yr
7h
Sun/day

Amenities within 2–3km

Counted within a short distance of the suburb centre (so nearby facilities count), with the in-boundary count shown beneath.

40 in suburbSupermarkets
44 in suburbCafes/Rest.
1010 in suburbParks
97 in suburbPlaygrounds
6Pools
11 in suburbGyms
0Dog parks
31 in suburbGPs
21 in suburbPharmacies
20 in suburbChildcare
00 in suburbLibraries
5414 in suburbSports fields
0Vets
Nearest beachData not available
Nearest hospitalHornsby Ku-ring-gai Hospital (4.2 km)
Nearest vet3.3 km
Nearest airportSydney (31.4 km)

Source: Bureau of Meteorology · OpenStreetMap

Fitness

34

Limited facilities

Below average — fewer fitness options nearby, so you may need to travel to a gym or pool.

1
Gyms
0
Leisure centres
0
Public pools
54
Sports fields

Facilities within 3km of the suburb centre. The Fitness Score is a national percentile of these counts per resident.

Source: OpenStreetMap

Outdoors

8

Mostly urban

Very little parkland or outdoor recreation in and around this suburb.

10
Parks
0
Nature reserves
0
Bike paths
0
Hiking trails
0
Dog parks
3
Picnic areas
0
Skate parks

Within 3km of the suburb centre. The Outdoor Score is a national percentile led by parks and green space.

Source: OpenStreetMap

Culture

21

Limited cultural access

Below average — fewer cultural venues nearby.

0
Theatres
0
Cinemas
0
Museums
0
Galleries
0
Libraries
0
Arts centres
10
Landmarks

Within 3km of the suburb centre. The Culture Score is a national percentile weighting theatres, museums, galleries, libraries and arts centres most heavily.

Source: OpenStreetMap

Entertainment Scene

8

Not much nightlife

Very few licensed venues nearby — you'll be heading to a neighbouring suburb for a night out.

0
Pubs & Hotels
0
Bars
1
Clubs RSL/Leagues
0
Dining & Licensed
Licensed venues per 1,000 residents0.13

View nearby venues on the Entertainment Map →

Source: Liquor & Gaming NSW

Childcare

55

Some choices available

Around the national average — a reasonable mix of childcare options, though popular services may have waiting lists.

5
Long Day Care
1
Preschool / Kinder
1
OSHC
Total services6
Exceeding NQS or above3 of 6 rated
Services per 1,000 residents0.77

View childcare centres on the map →

Source: ACECQA National Quality Framework Register

Population & Growth

Moderate Growth
Annual growth rate1.53%
Projected population 20418,794
Projected households 2041Data not available

Source: ABS ERP & NSW DPHI

Nearby suburbs in Hornsby

Mount Kuring-Gai$1.61M88transportAsquith$1.79M93transportHornsby Heights$1.73M55transportHornsby$1.85M95transportBerowra$1.73M90transportWaitara$4.60M94transport

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Mount Colah

Frequently asked questions about Mount Colah

Is Mount Colah safe?

Mount Colah has a residential safety score of 100/100, based on residential crime (break-ins, theft from dwellings, vehicle theft, domestic assault and robbery) per resident relative to the NSW median. Its total recorded incident rate is 1,267 per 100,000 across all categories.

What are property prices in Mount Colah?

In Mount Colah, the median house price is $1.72M and the median unit price is $650K. Median weekly house rent is $850.

How far is Mount Colah from Sydney CBD?

Mount Colah is about 24.1 km from Sydney CBD, an estimated 56 minutes by public transport.

What schools are in Mount Colah?

Mount Colah has 2 schools, with an average ICSEA of 1097 (the national average is 1000). Schools are listed factually, not ranked.

What is public transport like in Mount Colah?

Mount Colah has a transport score of 91/100, including 1 train station and 78 bus stops.

Data sources: ABS Census 2021 & ERP, NSW Valuer General, BOCSAR, TfNSW, ACARA, Bureau of Meteorology, OpenStreetMap, NSW DPHI. Data refreshed quarterly.

Data shown is from public sources and may not reflect current conditions. How we calculate scores.