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Aircraft noise in Normanhurst (2076)

On a typical day, about 6 aircraft pass over Normanhurst — mostly arrivals at Sydney Kingsford Smith Airport, between roughly 3,000 and 5,000 ft. Estimated peak ground noise reaches 78–81 dB. It ranks #130 of 139 Sydney suburbs for aircraft noise exposure. (Flight Path Noise monitoring data, 90 days to 2026-08-21.)

Data: 90 days to 2026-08-21 · all tracked aircraft over Normanhurst · updated monthly

Overflights / day
6
busiest on Fridays
Typical altitude
3,100 ft
over the suburb
Est. peak noise
78–81 dB
under the flight path, modelled
Sydney rank
#130 / 139
louder than 7% of measured suburbs
A typical day of overflights (all sources)
First movement ~9:43amBusiest hour 7pmLast movement ~7:46pm

Where the noise comes from

Sydney Kingsford Smith Airport

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6 overflights/day (100%) · typically 3,100 ft

Normanhurst lies at the northern arrival corridor's outer edge, with south-flow arrivals descending past at moderate altitude. Traffic is nearly all this one stream, present in south-flow stretches and absent otherwise.

How nearby suburbs compare

SuburbOverflights / dayRank
Wahroonga24#49
Pennant Hills24#50
Thornleigh13#99
Warrawee8#115
Normanhurst6#130

Common questions

Is Normanhurst under a flight path?
Yes — Normanhurst is under Sydney Kingsford Smith Airport flight paths, with around 6 overflights on a typical day, mostly arrivals.
What time do planes start over Normanhurst?
The first movements typically pass over Normanhurst around 9:43am, once the curfew (11 PM – 6 AM) ends. Traffic builds through the morning peak.
Is it quieter in Normanhurst on weekends?
Slightly — weekends average about 26% fewer overflights than weekdays (9 vs 12 a day).
Do planes fly over Normanhurst at night?
The main airport's curfew restricts movements between 11 PM – 6 AM, so overnight overflights are rare. The last movements are typically around 7:46pm.

Checking a specific address?

This page shows suburb-wide averages. An address report gives you the exact overflight count, altitudes, hourly pattern and noise estimate for one property. Leave your email and we'll let you know when reports are ready for Normanhurst.

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Suburb boundaries: Australian Bureau of Statistics, Suburbs and Localities 2021, CC BY 4.0. Postcodes: GeoNames, CC BY 4.0. Flight data: ADS-B, 90-day rolling window, all tracked aircraft regardless of airport. Noise figures are modelled estimates, not measurements — how we measure.

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