nestflo · HMO Market Intelligence

HMO Room Rents in SO31 (Southampton) — August 2026

£665
median double room (n=10)
15
live listings captured
66.7%
offering immediate move-in
Low
supply band

Median advertised rent by room type

Room typeMedian (P50)Listings (n)
Double room£665 pcm10

Medians are shown only for room types with at least 3 captured listings in August 2026.

Rent history — double room

Archive begins August 2026 — the first complete national month. Medians accumulate here as each month is published.

Market character

Move-in lead time: 66.7% of live ads offer immediate move-in — an advertising lead-time indicator, not a vacancy rate.

Who advertises: 6.7% agency / 93.3% private landlords.

Nearby districts: SO30 · SO40

Key questions about SO31

What is the average rent for a double room in SO31?

The median advertised rent for a double room in SO31 was £665 pcm in August 2026, based on 10 live SpareRoom listings.

How many HMO rooms are advertised in SO31?

15 furnished room listings were live on SpareRoom during the August 2026 crawl window.

Is SO31 a high-supply market?

SO31 is a low-supply HMO market in August 2026, with 15 live room listings (High is 50 or more, Moderate 20–49, Low 1–19).

Need the full picture? The complete SO31 HMO Evidence Report — every room type, verified comparables, timestamped screenshots — is available from hello@kunpro.co.uk.