Model valuation£417,0008 Busby Close
Local market context
23 Colby Street, Southampton, SO16 9RT
Estimated value
£179,000
- Since the 2017 sale (£174,000)+3%
- Against SO16 9RT's recent median (£160,000)+12%
Newest record on this page: April 2026. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.
Property type
Semi-detached
Floor 02
Bedrooms
2
Bathroom
1
Floor area
62 m²
667 sq ft
Energy rating
C
Score 77
Tenure
Freehold
About this valuation
How the figure is worked out and what it's based on. If you know this home, you can tell other visitors what you think it's worth.
Our estimate
£179,000
- Against its 2017 sale (£174,000)+3%
- Against SO16 9RT's recent median (£160,000)+12%
Your note and figure are shown publicly on this page.
How the estimate is made
The estimate for 23 Colby Street is modelled from its 62 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in SO16 9RT. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
What it's based on
Floor area
62 m² from the EPC lodged in August 2025
Sales of this home
2 sales recorded, the latest in 2017
Recent sales in SO16 9RT
5 sales, median £160,000 (2026–2022)
This page or the full report?
| Data | This page | Full report |
|---|---|---|
| Sales | Latest sale shown: April 2026 | Latest available records, read when you order |
| Valuation | Estimate from the last refresh | Analysed against comparable sales |
| Planning | None on this home | Full history, plus nearby schemes |
| Flood risk | Not shown | Included |
Sales history & valuation
Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.
Sales timeline
3 March 2017Most recent
£174,000
+7.4%over 2 years11 December 2014
£162,000
Median price across the last 5 sales in SO16 9RT: £160,000 (2026–2022).
Nearby sales in SO16 9RT
What this page doesn't show
1 potential issue has already been flagged for 23 Colby Street, Southampton, SO16 9RT. The detail, evidence and what to ask about it are in the Risks Report.
- Larger development activity nearbyIn report
- Flood risk from rivers, sea and surface waterIn report
- Subsidence and ground-stability signalsIn report
- Refusals, enforcement and big schemes nearbyIn report
One time fee only - money back guarantee
About 23 Colby Street
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
23 Colby Street is a two-bedroom semi-detached house in Southampton (SO16 9RT). It has a recorded floor area of 62 m² (around 667 sq ft) and construction records dating it to 2012-2021. Tenure is freehold. At 62 m² this is the 25th smallest of 67 units on EPC record in the building, where floor areas span 38–120 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (August 2025) shows a C (score 77), near the top of the C band. Earlier certificates rated it B (December 2014); the latest reading is one band lower. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average.
On the market in March 2017 and unlisted since — roughly 9 years. Across 2014–2017, sale prices on this property compounded at 3.3% per year.
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms2
- Bathrooms1
Outside
- ParkingAllocated
Building
- TenureFreehold
- RefurbishedYes
Before you decide
Everything you need to know about 23 Colby Street
The true value, the hidden risks and the full sale history, in one report.
Larger development activity nearby
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The data behind every report
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
23 Colby Street's carbon output is low for the local stock.
Current Certificate(1 of 2)
Aug 2025
EPC Rating
A
B
C
C77
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
1.1 t/year
Occupancy
Rented
Certificate validity
Valid until 17 August 2035
Planning history
Applications and permits filed against 23 Colby Street, Southampton, SO16 9RT, sourced from the PlanIt planning register.
23 Colby Street has no planning applications on record.
3
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Versus other Colby Street homes
Four headline reads against 50 similar flats on this street, drawn from the latest EPC and Land Registry data.
23 Colby Street is notably below the street on epc rating.
Price per m²
£2,806
Street avg £2,862
Floor Area
62 m²
Street avg 60 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.1 t/year
Street avg 1.0 t/year
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Southampton district page.
Crime
536/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Green Lane — bus stop.
Closest school
0.3 km
Oasis Academy Lord's Hill. 27 schools nearby.
Nearest schools
- Oasis Academy Lord's HillSecondary255m
- Newlands Primary SchoolPrimary690m
- Fairisle Infant and Nursery SchoolPrimary881m
- Fairisle Junior SchoolPrimary881m
Nearest stops
- Green LaneBus stop240m
- Maybush CornerBus stop279m
- Maybush CornerBus stop354m
- Lower Brownhill RoadBus stop367m
Most reported crime locally
- Violence & Sexual Offences3,596 reports42%
- Anti-social Behaviour975 reports11%
- Criminal Damage & Arson710 reports8%
- Shoplifting650 reports8%
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Modelled day and night-time noise levels around SO16 9RT from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
52.5dB
Night-time· 23:00 – 07:00
42.6dB
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
Get a survey for this property
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21st century2nd Floor FlatFreeholdEPC C
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Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
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Start your researchHow to read this page
Where every figure above comes from, how current it is and what it can't tell you.
- How the estimate is made
- The estimate for 23 Colby Street is modelled from its 62 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in SO16 9RT. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
- Where sold prices come from
- Sold prices are HM Land Registry Price Paid Data, which covers residential sales in England and Wales since 1995. 2 sales are recorded for 23 Colby Street. Sales normally appear two to three months after completion, so the most recent ones take time to show up anywhere.
- Reading the EPC
- Energy Performance Certificates rate homes from A (most efficient) to G and last 10 years. The latest one for 23 Colby Street was lodged in August 2025 at band C and is valid until August 2035. 2 certificates are on record, which shows how the home has changed.
- Planning records
- Planning applications are collected from local authority registers through PlanIt. None is matched to 23 Colby Street. Councils sometimes file applications under a different address format, and applications on neighbouring land aren't listed here; the report covers both.
- Area figures
- Crime is police-recorded street-level data over the last 16 months, which places each incident at an approximate point. The 27 schools and 30 stops listed are measured in a straight line from SO16 9RT, not by walking route. Road noise is Defra's strategic noise modelling, averaged across the postcode.
Common questions
The questions buyers, sellers and homeowners most often ask about 23 Colby Street, Southampton, SO16 9RT. Each answer is also embedded as structured data for search engines.
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Keep exploring
- Every home in SO16 9RTSold prices, values and energy ratings for the postcode
- SO 16 property marketPrices, postcodes, schools and transport across the district
- 23 Colby Street, Southampton valuationHow the estimate is built and what moves it
- UK house price mapExplore prices by district, year by year
- Report on another addressLook up any home in England and Wales