← AL5 area guide Side by side

AL5 or LU4?

Two neighbouring postcode districts compared on sold prices, energy, flood risk, crime and deprivation, all from the same official sources as every report on this site.

Figures gathered 17 September 2026.

The short version
AL5
St Albans
LU4
Luton
Median home sale nearby £450,000
from 85 sales
£340,000
from 106 sales
Average sold price £382,500 £71,668
Area price growth (YoY) +2.3% (St Albans) +0.5% (Luton)
Dwelling type Top-floor flat Mid-floor flat
Floor area 43 m² 36 m²
Built 1900–1929 1983–1990
Energy rating C C
Heating cost (EPC est.) £310/yr £480/yr
Schools likely to admit 4 likely, 2 borderline of 8 with a figure
Harpenden Academy, St Nicholas CofE VA Primary School, St Dominic Catholic Primary School, Crabtree Junior School
2 likely of 8 with a figure
Challney High School for Girls, Challney High School for Boys
Flood zone Zone 1 (low probability) Zone 1 (low probability)
Crime nearby 121 recorded 334 recorded
Deprivation decile 9 of 10 3 of 10

Common questions

Is AL5 or LU4 cheaper?

LU4 is the cheaper of the two. Homes around AL5 sell for about £450,000 and around LU4 for about £340,000, from HM Land Registry records of what actually changed hands.

Which has less crime, AL5 or LU4?

AL5 recorded fewer crimes in the same period (121 in AL5 against 334 in LU4, Police.uk). Busier places record more, so read this alongside how built-up each area is rather than on its own.

Is AL5 or LU4 the more affluent area?

On the Index of Multiple Deprivation, AL5 sits in decile 9 of 10 and LU4 in decile 3, where 10 is the least deprived.

Should I buy in AL5 or LU4?

That depends on what you need, and no dataset answers it. What this page gives you is the evidence side by side: what homes actually sell for, the energy ratings, the flood zone, recorded crime and deprivation, each traced to the body that published it.

A quick side-by-side snapshot only. Open each property's full report for the complete picture.