SO21, Southampton house prices & rental yield

Postcode district in Southampton, part of the SO postcode area

Likely student area · 1.9km from The University of Winchester

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Average asking price
£600k
UK avg £340k
Average rent (pcm)
£1,800
UK avg £1,300
Gross rental yield
3.6%
22% below UK avg
Net yield (estimated)
2.7%
assumes ~25% costs, excl. mortgage
Crimes reported (2026-06)
223
117% above UK avg

Summary

SO21 has a gross rental yield of 3.6%, 22% below the UK average, ranking #16 of 20 SO postcode districts by yield.

Price history

Buy-to-let calculator

Stamp Duty (SDLT)
Deposit required
Mortgage payment (monthly)
Letting agent fee (monthly)
Est. net monthly cashflow

Estimate only, for England/Northern Ireland SDLT rates. Assumes an interest-only mortgage and doesn't account for insurance, maintenance, voids, or other running costs. Not financial advice.

SO21 by bedroom count

BedroomsAvg buyAvg rentYieldSampled
1 £175k 5 / 0
2 £360k £1,500 34 / 4
3 £550k £1,625 60 / 2
4 £725k £2,625 55 / 4
5+ £1.07m £5,500 29 / 1

Nearby SO postcode districts, by yield

DistrictAvg buyAvg rentYield
SO14 £205k £1,150 6.7% Compare
SO17 £220k £1,105 6.0% Compare
SO18 £260k £1,200 5.5% Compare
SO15 £230k £995 5.2% Compare
SO19 £270k £1,150 5.1% Compare
SO53 £360k £1,400 4.7% Compare
SO45 £365k £1,395 4.6% Compare
SO30 £375k £1,350 4.3% Compare
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