HA3 · Harrow

HA3 broadband and area guide

Ofcom coverage, connection speeds, house prices and local data for 1,225 postcodes across 6 sectors in Harrow.

Full fibre

0%

Gigabit

93%

Superfast

100%

Postcodes

1,225

HA3 (Brent) is the batch's second-largest postcode (1,225 premises) and achieves exceptional scale-matched gigabit: 93.2% support 300-plus speeds.

Broadband speeds in HA3

Share of HA3 premises by the fastest download speed available, averaged across all 1,225 postcodes in the district.

Brent postcode HA3 is large at 1,225 postcodes and maintains strong coverage throughout. Gigabit reaches 93.2%, cable-driven across the postcode. Superfast is near-total at 99.5%, covering virtually all premises. Only 6.3% occupy the 30-300 Mbps band, mostly older properties. 0.1% fall below 10 Mbps. This is a significant postcode sustaining high gigabit penetration across a large urban footprint. Metropolitan density and cable-fibre network investment drive this coverage level. The absence of a slow tail is significant for a postcode this geographic size.

Under 2 Mbps
0%
2 to 5 Mbps
0%
5 to 10 Mbps
<1%
10 to 30 Mbps
<1%
30 to 300 Mbps
6%
300 Mbps and above
93%

Source: Ofcom Connected Nations. Percentages are district-wide averages of postcode-level availability, so rows may not sum to exactly 100%.

Connectivity in detail

Below 10 Mbps USO

0%

Premises unable to get the 10 Mbps universal service minimum

Fixed wireless

0%

Premises that can use a fixed wireless access service

Broadband by sector

HA3 splits into 6 postcode sectors. Coverage and prices can differ street by street, so open a sector below to find your exact postcode.

SectorPostcodesSuperfastFull fibreGigabit
HA3 0214100%0%94%
HA3 516699%0%98%
HA3 621298%0%87%
HA3 7219100%0%91%
HA3 820099%0%96%
HA3 9214100%0%93%
All HA3 0 postcodes (214)
All HA3 5 postcodes (166)
All HA3 6 postcodes (212)
All HA3 7 postcodes (219)
HA3 7AAHA3 7ABHA3 7ADHA3 7AEHA3 7AFHA3 7AHHA3 7ALHA3 7ANHA3 7APHA3 7ARHA3 7ASHA3 7ATHA3 7AUHA3 7AWHA3 7AXHA3 7AYHA3 7BAHA3 7BBHA3 7BDHA3 7BGHA3 7BNHA3 7BPHA3 7BSHA3 7BTHA3 7BUHA3 7BWHA3 7BXHA3 7BYHA3 7BZHA3 7DAHA3 7DBHA3 7DDHA3 7DEHA3 7DFHA3 7DGHA3 7DHHA3 7DJHA3 7DLHA3 7DNHA3 7DPHA3 7DQHA3 7DRHA3 7DUHA3 7DXHA3 7DYHA3 7EAHA3 7EBHA3 7EDHA3 7EEHA3 7EFHA3 7EGHA3 7EHHA3 7EJHA3 7ELHA3 7ENHA3 7EPHA3 7EQHA3 7ERHA3 7ETHA3 7EUHA3 7EWHA3 7EYHA3 7EZHA3 7FAHA3 7FBHA3 7FDHA3 7FEHA3 7FFHA3 7FGHA3 7FHHA3 7FJHA3 7FLHA3 7FNHA3 7FPHA3 7FQHA3 7HAHA3 7HBHA3 7HDHA3 7HEHA3 7HFHA3 7HGHA3 7HHHA3 7HJHA3 7HLHA3 7HNHA3 7HPHA3 7HQHA3 7HRHA3 7HSHA3 7HTHA3 7HUHA3 7HWHA3 7HXHA3 7HYHA3 7HZHA3 7JAHA3 7JBHA3 7JEHA3 7JFHA3 7JGHA3 7JJHA3 7JNHA3 7JPHA3 7JQHA3 7JSHA3 7JTHA3 7JUHA3 7JWHA3 7JXHA3 7JYHA3 7JZHA3 7LAHA3 7LBHA3 7LDHA3 7LEHA3 7LFHA3 7LGHA3 7LHHA3 7LJHA3 7LLHA3 7LPHA3 7LQHA3 7LRHA3 7LTHA3 7LXHA3 7LYHA3 7LZHA3 7NAHA3 7NBHA3 7NDHA3 7NEHA3 7NFHA3 7NGHA3 7NHHA3 7NJHA3 7NLHA3 7NNHA3 7NPHA3 7NQHA3 7NRHA3 7NSHA3 7NTHA3 7NUHA3 7NWHA3 7NXHA3 7NYHA3 7NZHA3 7PAHA3 7PBHA3 7PJHA3 7PLHA3 7PNHA3 7PPHA3 7PRHA3 7PSHA3 7PTHA3 7PUHA3 7PWHA3 7PXHA3 7PYHA3 7PZHA3 7QAHA3 7QBHA3 7QDHA3 7QEHA3 7QFHA3 7QGHA3 7QQHA3 7QRHA3 7QSHA3 7QTHA3 7QUHA3 7QXHA3 7QZHA3 7RAHA3 7RBHA3 7REHA3 7RFHA3 7RGHA3 7RHHA3 7RLHA3 7RNHA3 7RRHA3 7RTHA3 7RUHA3 7RWHA3 7RXHA3 7SAHA3 7SBHA3 7SEHA3 7SFHA3 7SGHA3 7SHHA3 7SJHA3 7SLHA3 7SNHA3 7SPHA3 7SQHA3 7SRHA3 7SSHA3 7STHA3 7SUHA3 7SWHA3 7SXHA3 7SYHA3 7SZHA3 7TAHA3 7TBHA3 7TDHA3 7TEHA3 7TFHA3 7TGHA3 7TJHA3 7TQHA3 7TSHA3 7TUHA3 7UAHA3 7UBHA3 7UD
All HA3 8 postcodes (200)
All HA3 9 postcodes (214)

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Living in Harrow

HA3 is a template for urban gigabit distribution. Broadband speed is not a moving consideration.

Crime per month

1

Average recorded crimes per local statistical area

Remote worker score

55/100

Connectivity and amenities for home working

Family score

51/100

Schools, safety and family amenities

Value score

50/100

What you get for the local price level

HA3 broadband FAQs

Does HA3's size (1,225 postcodes) affect gigabit reliability?

No. Large scale with 93.2% gigabit is actually reassuring; it's not a cherry-picked cluster but a working neighbourhood.

What share of HA3 can access gigabit?

93.2% of the large area. It's exceptionally high at this scale.

Are any HA3 postcodes problematic for broadband?

Only 0.1% fall below 10 Mbps, and 0.1% miss universal service thresholds. It's virtually absent.

Why is HA3 faster on gigabit than HA0 and HA1?

Brent postcode consolidation and mature cable duopoly in this specific cluster. HA3 reflects the denser Harrow-Brent boundary.

Neighbouring districts

Check your exact postcode

Every postcode in HA3 has its own page with broadband speeds, house prices, school ratings and crime stats. You can also compare providers for your address.

Data sources: Broadband data from Ofcom Connected Nations 2025 · House prices from HM Land Registry · Crime from Police.uk · See all data sources