N3 postcode

Broadband in N3 3JZ

Barnet, Barnet

Standard broadband is the main option at this postcode.

Best speed30 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 6 March 2026

Flood Risk

Data pending

Fibre (FTTP)

No

Best speed

30 Mbps

Reviewed by Arthur TuringData last verified: 6 March 2026

Speed Calculator

Adjust the options below to see how much broadband speed your household needs.

2
18

HD uses ~5 Mbps per person. 4K uses ~25 Mbps.

Each person on calls needs around 10 Mbps.

Competitive gaming needs low latency as much as raw speed.

Cameras, thermostats, speakers and similar devices each use a few Mbps.

Estimated speed needed14 Mbps

The best available speed at N3 3JZ is 30 Mbps. That covers your 14 Mbps estimate.

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Speed Test

Check your current download speed and see how it compares to what is available at N3 3JZ.

The test downloads a 2 MB file from our server and measures how long it takes.

This test measures download speed only. Results vary depending on network conditions.

Broadband availability

Source: Ofcom Connected Nations 2025 (Jul 2025)

TechnologyAvailableCoverageTypical Speed
Standard (ADSL)0%
0%
10-20 Mbps
Superfast (30+ Mbps)0%
0%
30-80 Mbps
Ultrafast (100+ Mbps)0%
0%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit0%
0%
900-1,000 Mbps

Speed Distribution at N3 3JZ

10–30 Mbps (100%)

Source: Ofcom Connected Nations 2025

Digital Divide at N3 3JZ

Below USO (can't get 10/1 Mbps)0%
Unable to receive 30 Mbps (no superfast)0%
Next Generation Access (NGA) coverage0%

Fibre-to-cabinet or better

Decent broadband via Fixed Wireless (FWA)0%

Source: Ofcom Connected Nations 2025

Mobile coverage

4G & 5G coverage · Ofcom Connected Nations 2025

4G Outdoor

99%

4G Indoor

85%

5G Outdoor

0%

Networks with 4G

EEO2ThreeVodafone
Ofcom Connected Nations 2025 · Data at local authority area level

Crime summary

Based on Police.uk data for 2025-12

Total crimes last month: 3

violent crime100%3

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Area demographics

Data for LSOA:

Population

N/A

Census 2021

Density

N/A

per km² · Unknown

Median Age

N/A

years (est.)

Census 2021 (ONS)

Deprivation index (IMD)

English Indices of Deprivation 2019 · LSOA: E01000196

Overall IMD Decile

N/A / 10

N/A

Decile 10 = least deprived 10% of England. Decile 1 = most deprived 10%. Based on (2019 boundaries).

DomainDecileRankAssessment
IncomeN/AN/AN/A
EmploymentN/AN/AN/A
EducationN/AN/AN/A
HealthN/AN/AN/A
CrimeN/AN/AN/A
English Indices of Deprivation 2019 (MHCLG)

Transport links

Nearest train stations and towns

Nearest train stations

🚂

Finsbury Park

4.6 mi

by road

🚂

London Euston

5.6 mi

by road

🚂

London Kings Cross

5.6 mi

by road

NaPTAN · Straight-line distances

Council tax bands

Band distribution for Barnet

C

Most common: Band C

1,841/yr · Barnet

A
30%£1,381
B
25%£1,611
C
20%£1,841
D
15%£2,071
E
5%£2,531
F
3%£2,991
G
1%£3,452
H
1%£4,142

Annual council tax estimates for Barnet, 2024/25

VOA 2025

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Living near N3 3JZ

Looking at N3 3JZ in Barnet? Here is what the data says. From broadband coverage to crime rates, this is the full picture. All numbers are from official sources. The guide is updated as new data becomes available.

0% of premises at N3 3JZ can access superfast broadband. The UK average is 93%. There is room for improvement here. The maximum download speed recorded is 30 Mbps. That is around the UK real-world average of 69 Mbps.

Looking at the full speed profile for N3 3JZ gives a better picture of what to expect. 100% of connections fall in the 10 to 30 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.

Translating the numbers at N3 3JZ into daily use gives a clearer picture. 4K streaming is possible on one device at a time. HD streaming works across multiple devices. Remote working is viable here. Video conferencing, cloud documents, and VPN connections should all perform well.

FWA broadband has not reached N3 3JZ yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.

0% of premises at N3 3JZ fall below the Universal Service Obligation of 10 Mbps. Every property here meets the minimum standard. That is not the case everywhere. Next-generation access (NGA) reaches 0% of the area. NGA typically means speeds of 24 Mbps or above.

3 crimes were reported near N3 3JZ in the most recent month. The level is relatively low. The most common category was violent crime. Data comes from Police.uk at LSOA level. One month is a snapshot, not a trend.

Finsbury Park station is the closest rail link at 4.6 miles from N3 3JZ. You will need a car or bus to reach the station. Park-and-ride may be available. London Euston is the next closest at 5.6 miles. London Kings Cross offers another option at 5.6 miles.

The most common council tax band near N3 3JZ is Band C. The billing authority is Barnet. The three most common bands are A (30%), B (25%), C (20%). Band A corresponds to 1991 property values of up to £40,000. Current values are typically much higher. The concentration in lower bands suggests a mix of smaller and mid-range properties.

Outdoor 4G mobile signal at N3 3JZ is available across 99% of the area. Indoor 4G drops to 85%. Some signal loss indoors is normal. Most calls and data should still work inside. 5G has not yet reached this postcode. Coverage is expanding but remains concentrated in urban centres. Coverage data covers EE, O2, Three, Vodafone. Check each operator individually, as coverage varies by network.

Suitability scores for N3 3JZ: remote working 55/100, family 70/100, value 50/100. Remote workers may want to verify actual speeds before committing.

N3 3JZ falls within the Barnet local authority area. The N3 postcode area contains 589 postcodes on this site. Superfast broadband across N3 ranges from 0% to 100%.

How does N3 3JZ compare to its neighbours? N3 3JY (0.06 miles, Barnet) has 25% superfast coverage and 25% gigabit. N3 3RJ (0.06 miles, Barnet) has 100% superfast coverage and 100% gigabit. N3 3HN (0.09 miles, Barnet) has 100% superfast coverage and 52.4% gigabit. N3 1SA (0.09 miles, Barnet) has 100% superfast coverage and 100% gigabit.

When choosing a broadband provider at N3 3JZ, check what technology reaches your specific address. Availability varies by street and sometimes by building. If fibre is unavailable, consider 4G home broadband or satellite as alternatives. Speeds may still be adequate for most uses. Compare contract lengths, total costs over the term, and exit fees. The cheapest monthly rate is not always the best deal.

Barnet offers a mix of residential properties and local amenities. The character of any area is best judged in person.

What does all of this mean for someone considering N3 3JZ? Broadband is the main concern at N3 3JZ. With no superfast coverage, check what alternatives exist before committing. 4G home broadband, satellite, or community fibre schemes may fill the gap. Barnet as a local authority area has its own planning priorities, council services, and infrastructure investment plans. Check the council website for the latest. The data covers what can be measured. Barnet has its own character that numbers alone cannot capture. Use these figures as a filter, then visit to get the full picture.

Data sources include Ofcom (broadband and mobile), Land Registry (house prices), Police.uk (crime), Ofsted (schools), Environment Agency (flood risk), and Open-Meteo (air quality). Council tax data comes from the Valuation Office Agency. EPC data is from DLUHC. Transport data uses NaPTAN. Speed distribution figures are from Ofcom Connected Nations. All figures are the latest available at the time of writing.

Before making a decision about N3 3JZ, visit in person. Check the commute at rush hour. Try the mobile signal indoors. Look at local shops and green spaces. Ask about broadband reliability, not just speed. Data sets the scene, but real life fills in the gaps.

N3 3JZ in Barnet: broadband, house prices, crime, schools, and more. All from verified sources. Run a speed test above for a live reading. Compare with nearby postcodes to see how this area stacks up against its neighbours.

Frequently asked questions about N3 3JZ

What are the broadband speeds available at N3 3JZ?

Broadband is available at N3 3JZ. Contact local providers for specific speed information.

What is the average house price near N3 3JZ?

No recent house price data is available for N3 3JZ.

What schools are nearby in the N3 3JZ area?

School data for N3 3JZ is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in N3 3JZ compare to other areas?

3 offences were recorded in this LSOA area in the latest month. This is relatively low.

How suitable is N3 3JZ for remote working?

N3 3JZ scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at N3 3JZ?

4G outdoor coverage at N3 3JZ is 99%. 5G reaches 0%. Indoor coverage may be lower.

What is the most common energy efficiency rating near N3 3JZ?

EPC data for N3 3JZ is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at N3 3JZ?

The most common council tax band near N3 3JZ is Band C. The billing authority is Barnet.

How accessible are GP surgeries near N3 3JZ?

GP surgery data for N3 3JZ is being updated. Check NHS.uk for the latest.

What transport links are available near N3 3JZ?

The nearest train station to N3 3JZ is Finsbury Park, 4.6 miles away. London Euston is also nearby.

Is N3 3JZ a suitable area for families?

N3 3JZ scores 70/100 for family suitability. The area offers a reasonable mix of schools and safety.

What is the air quality like at N3 3JZ?

Air quality data for N3 3JZ is being updated.

How far is the nearest EV charging point from N3 3JZ?

EV charging data for N3 3JZ is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at N3 3JZ?

Full fibre availability at N3 3JZ is being updated. Check Openreach for the latest rollout status.

Area suitability scores

N3 3JZ

Remote Worker

55

Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.

Family

70

Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.

Value for Money

50

Based on broadband quality relative to average house price in the area.

Map

Area info

Parish

Barnet

District

Barnet

Region

Constituency

LSOA

E01000196

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