Internet in Semaphore, SA 5019
The future is looking brighter for Semaphore — NBN Co has announced an FTTP fibre upgrade for the area, with 1,179 premises (70.4%) eligible. Currently on FTTN across 1,674 premises, residents will soon be able to upgrade to full fibre at no extra infrastructure cost, unlocking speeds up to 1000 Mbps.
Typical evening download speeds on FTTN in Semaphore range from 25-68 Mbps (depends on distance from node), based on national ACCC broadband performance benchmarks. FTTN speeds depend on distance from the street node — homes within 400 metres get the best performance. 82.8% of Semaphore's 1,075 households had an internet connection as of the 2021 Census.
Semaphore has been announced for the NBN FTTP upgrade program — 1,179 premises (70.4%) are eligible. Households currently on FTTN can upgrade to full fibre at no extra infrastructure cost through their internet provider.
In the broader area, Glanville leads with 51.7% FTTP coverage, while Semaphore sits in the middle of the pack. Birkenhead has the lowest fibre coverage at 25.3%. Coverage can vary even within a single suburb, so checking your specific address is always worthwhile.
Data last updated March 2026 · Sources: NBN Co, ABS Census, ACCC
"Improving — Semaphore is getting an FTTP upgrade. Currently on FTTN but fibre is coming to 1,674 premises soon."
Est. $69–$89/mo for a family (NBN 100)
Score based on technology type, fibre coverage, upgrade status, and connectivity data. Scale: 1 (poor) to 10 (excellent).
The data above shows suburb-wide averages. Your specific address may have different technology or speeds.
NBN Technology Mix
| Technology | Share |
|---|---|
| Fibre to the Node (FTTN) | 65.7% |
| Fibre to the Premises (FTTP) | 34.3% |
| Hybrid Fibre Coaxial (HFC) | 0.1% |
Speed Expectations by Technology
| Technology | Typical Speed | Max Available |
|---|---|---|
| FTTN (65.7%) | 43 Mbps | 100 Mbps |
| FTTP (34.3%) | 90 Mbps | 1000 Mbps |
| HFC (0.1%) | 47 Mbps | 250 Mbps |
Speed estimates based on national ACCC broadband performance benchmarks, not suburb-specific measurements. Actual speeds depend on your plan, provider, and connection quality.
What Can I Do on This Connection?
FTTN across Semaphore's 1,674 premises (65.7%) is usable for basic office tasks, but calls may drop if far from node with 82.8% of households online
With 65.7% FTTN in Semaphore, HD streaming works but 4K may buffer depending on node distance
FTTN in Semaphore (65.7% of 1,674 premises) is playable but speed fluctuations can affect competitive gaming
As a mid-sized suburb on FTTN, Semaphore supports 2-3 devices but more can cause noticeable slowdowns
Semaphore's 65.7% FTTN coverage across 1,674 premises is adequate for one-on-one calls, group calls may have issues
Recommended NBN Plans
Get NBN 50 at $55-70/mo now in Semaphore — upgrade to a faster plan once FTTP arrives
For a couple in Semaphore, NBN 100 at $69-89/mo handles streaming and working from home on FTTN
NBN 100 at $69-89/mo keeps Semaphore families connected across 4+ devices on FTTN (FTTN caps at NBN 100)
Power users in Semaphore can push FTTN to its limits with NBN 100 at $69-89/mo (FTTN caps at NBN 100)
Once FTTP arrives in Semaphore, you'll be able to upgrade to faster plans without changing provider. Prices are estimates based on typical Australian NBN plans (AUD, March 2026). Actual costs vary by provider.
FTTP Upgrade Status
Semaphore has been announced for the NBN FTTP upgrade program.
1,179 premises (70.4%) are eligible for an upgrade from FTTN to full fibre (FTTP). Eligible residents can order an FTTP connection through their internet provider at no extra infrastructure cost.
What Can You Do?
Great news — you can upgrade to FTTP through your internet provider at no extra infrastructure cost. Contact your provider and ask about their FTTP plans. If you're on a contract, consider switching to a month-to-month plan so you can upgrade as soon as FTTP is available at your address.
Household Internet Statistics
| Metric | Value |
|---|---|
| Households with Internet | 82.8% |
| Households with Broadband | 82.8% |
| Households with No Internet | 15.3% |
| Total Households | 1,075 |
Household internet data from ABS Census 2016. Actual current connectivity rates may differ.
Compare Nearby Suburbs
| Suburb | Tech Type | FTTP % | Score | Speed Range | Upgrade? |
|---|---|---|---|---|---|
| Exeter, SA | FTTN | 30% | 6 B | 25-68 Mbps (depends on distance from node) | Yes |
| Glanville, SA | FTTP | 51.7% | 9 A+ | 25-1000 Mbps | Yes |
| Semaphore South, SA | FTTN | 31% | 6 B | 25-68 Mbps (depends on distance from node) | Yes |
| Ethelton, SA | FTTN | 34.2% | 6 B | 25-68 Mbps (depends on distance from node) | Yes |
| Birkenhead, SA | FTTN | 25.3% | 5 C+ | 25-68 Mbps (depends on distance from node) | Yes |
Best Providers for FTTN in Semaphore
FTTP is coming to Semaphore — 1,674 premises can soon upgrade. Lock in a great deal before demand spikes.
Best CVC provisioning for FTTN — consistently delivers closer to theoretical max speeds even during peak hours. With the FTTP upgrade coming to Semaphore, this becomes an even stronger choice for 1,674 premises.
View Aussie Broadband plans →Also Recommended
Strong evening speeds on FTTN connections with competitive pricing. ACCC data shows above-average performance on congested nodes. With the FTTP upgrade coming to Semaphore, this becomes an even stronger choice for 1,674 premises.
View Superloop plans →
Affordable FTTN plans with decent peak-hour speeds. Good value if your line length supports NBN 50 or above. With the FTTP upgrade coming to Semaphore, this becomes an even stronger choice for 1,674 premises.
View TPG plans →Compare Plans
| ISP | Speed Tier | Monthly Price | Promo Price | |
|---|---|---|---|---|
| Aussie Broadband | NBN 100 | $99.00/mo | From $99.00/mo | Go to site → |
| Superloop | NBN 100 | $95.00/mo | From | Go to site → |
| TPG | NBN 100 | $94.99/mo | From $94.99/mo | Go to site → |
See all 9 providers in Semaphore
Speed Boost technology helps maximise FTTN performance. Premium pricing but includes backup 4G failover if your copper line drops. With the FTTP upgrade coming to Semaphore, this becomes an even stronger choice for 1,674 premises.
View Telstra plans →
Uses the Telstra wholesale network so FTTN performance is solid, but at a noticeably lower monthly cost. Ideal for lighter usage households. With the FTTP upgrade coming to Semaphore, this becomes an even stronger choice for 1,674 premises.
View Belong plans →
One of the cheapest FTTN providers in Australia. Backed by the Vocus network, suitable for basic browsing and streaming on copper. With the FTTP upgrade coming to Semaphore, this becomes an even stronger choice for 1,674 premises.
View Dodo plans →
No-frills FTTN plans with straightforward pricing. Owned by Kogan, so expect minimal extras but genuine savings on your monthly bill. With the FTTP upgrade coming to Semaphore, this becomes an even stronger choice for 1,674 premises.
View Flip plans →
Australian-owned provider offering fair-priced FTTN with a focus on honest customer service. Bundles available with mobile plans. With the FTTP upgrade coming to Semaphore, this becomes an even stronger choice for 1,674 premises.
View MATE plans →
Attractive introductory pricing on FTTN plans helps offset the limitations of copper last-mile. No contract lock-in period. With the FTTP upgrade coming to Semaphore, this becomes an even stronger choice for 1,674 premises.
View Tangerine plans →Switching to Superloop could save you ~$168/year vs the average plan
Rankings based on technology compatibility and value for Semaphore. PickNBN may earn a commission if you sign up through our links.
Prices as of March 2026. Check provider websites for current pricing.
Frequently Asked Questions
- What NBN technology type does Semaphore, SA have?
The primary NBN technology in Semaphore is FTTN, serving the majority of 1,674 connected premises. The full technology mix is: FTTN (65.7%), FTTP (34.3%), HFC (0.1%).
- What internet speeds can I get in Semaphore, SA?
Homes in Semaphore on FTTN can expect typical evening download speeds of 25-68 Mbps (depends on distance from node) based on ACCC benchmarks. FTTN speeds vary with distance from the node.
- Is Semaphore, SA getting an FTTP upgrade?
Yes, Semaphore has been announced for the NBN FTTP upgrade program. Approximately 1,179 premises (70.4%) are eligible.
- How many households have internet in Semaphore, SA?
According to the 2021 Census, 82.8% of 1,075 households in Semaphore had internet — roughly 890 households online.
- Should I wait for FTTP in Semaphore?
Good news — Semaphore has been announced for the NBN FTTP upgrade. If you're on a contract, consider a shorter-term plan so you can switch to an FTTP plan once the upgrade is available at your address.
- Is Semaphore better than Glanville for internet?
No — Glanville scores 9.0/10, ahead of Semaphore at 6.0/10. Check your specific address for the most accurate picture.
About this data
PickNBN compiles data from official Australian government sources to give you an independent picture of internet quality in every suburb. We are not affiliated with any internet provider or NBN Co.
- NBN technology data — per-premises technology type from NBN Co records (via nbn-upgrade-map, MIT licence)
- Speed estimates — national benchmarks from the ACCC Measuring Broadband Australia program. Not suburb-specific measurements.
- Household internet stats — ABS Census 2016 at the suburb level (SSC geography)
- FTTP upgrades — NBN Co's announced fibre upgrade suburbs
Best Internet Near Semaphore
Looking for the fastest internet in the area? These nearby suburbs score highest.