New South Wales · Postcode 2305

New Lambton solar & clean energy data

2,036 solar installations registered with the Clean Energy Regulator · ranked top 50% in New South Wales · data current as at 2026-08-15

New Lambton
Ranked top 50% for solar uptake in New South Wales
#188
in New South Wales
2,036
Total solar installs
215
Installed last 12 months
+24%
12-month growth
Monthly solar installations · past 12 months
12 months agoThis month
372
Home batteries
18.3%
Of solar homes have battery
Cheaper Home Batteries Program · from Jul 2025
19,655
tonnes CO₂/yr
Estimated annual carbon avoided by New Lambton's 2,036 solar systems combined — equivalent to taking 9,360 cars off the road.
Community total, not per household. Estimated from avg 9kW system size × NSW grid emissions factor.
Compared to neighbouring postcodes
2305
2,036
#188 state
you
2304
2,160
#177 state
Waratah
2306
215
#520 state
Newcastle
2303
1,310
#269 state
Broadmeadow
2307
659
#388 state
Newcastle
2302
33
#603 state
Hamilton
New South Wales grid · community impact

Based on last week's New South Wales grid mix (avg 790 gCO₂/kWh), New Lambton's 2,036 solar systems typically avoid around 12.30 tonnes of CO₂ every hour during peak generation.

Grid intensity data: Open Electricity (openelectricity.org.au) · 7-day average · updates monthly

New Lambton sits in the top third of New South Wales for solar uptake, ranking 188th in the state out of 721 postcodes in the Clean Energy Regulator dataset. Growth has been strong, with 215 new systems installed in the past 12 months — a 24% increase on the previous year, making New Lambton one of New South Wales's faster-growing solar postcodes.

The combined impact is substantial: New Lambton's solar community avoids an estimated 19,655 tonnes of CO₂ every year — equivalent to taking 9,360 cars off the road or powering around 3,931 average Australian homes with clean electricity. This is estimated using New South Wales's average grid emissions intensity of 790 gCO₂/kWh, sourced from OpenElectricity, applied to an average system size of 9kW.

Monthly solar installations · New Lambton
215 installs · Sep – Aug
13
16
17
13
14
22
20
26
25
16
24
9
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