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18 Spring Terrace, Swansea, SA1 3TD

Extendable
Property type
Mid terrace
Bedrooms
2
Bathroom
1
Floor area
70 m²
753 sq ft
Energy rating
C
Score 71
Council tax
Band B
Tenure
Owner Occupied
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Overview

About 18 Spring Terrace

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

18 Spring Terrace is a two-bedroom mid-terrace house in Swansea (SA1 3TD). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (August 2025) shows a C (score 71). When first surveyed in March 2025 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Good and hot-water efficiency went from Average to Good; while lighting dropped from Average to Very Poor. The recommended improvements would push it to B (score 81). Our model identifies extension potential, subject to local planning policy.

Most recent transfer was March 2025 at £114,500 — fresh data. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). Today's modelled estimate of £151,000 is 31.9% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£152/sq ft) was about 23.6% above the typical sold price in the postcode.

Specifications

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

Building

  • Extension potentialPossible
Before you decide

Everything you need to know about 18 Spring Terrace

The true value, the hidden risks and the full sale history, in one report.

Signs of HMO activity in the areaLarger development activity nearby

Pick your report · from £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Current Certificate(1 of 2)
Aug 2025

EPC Rating

A
B
C
C71
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
1.9 t/year
Occupancy
Owner Occupied

Certificate validity

Valid until 17 August 2035

8 years remaining

Property Improvements

Changes detected from historical EPC data

Aug 2025from Mar 2025
EPC improved fromE53toC71
Heating Controls
Prog + StatThermostat

Heating controls changed

Hot Water
AverageGood

Hot water efficiency improved

Windows
Partial DoubleHigh Performance

High performance glazing installed

SDL Surveying

Get a survey for this property

Level 3 Building Survey

Victorian-eraMid-Terrace HouseEPC CPre-1919 build

Because the property was built before 1919, we believe a Level 3 building survey should be considered.

From £820 · Includes VAT

Planning

Planning history

Applications and permits filed against 18 Spring Terrace, Swansea, SA1 3TD, sourced from the PlanIt planning register.

18 Spring Terrace has no planning applications on record.

28

But the area is active

28 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

18 Spring Terrace valuation sits well clear of the typical sold price in this postcode.

Current estimate

£151,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2025)

£114,500

Recorded with HM Land Registry.

Sales timeline

  1. 24 March 2025Most recent

    £114,500

Median price across the last 5 sales in SA1 3TD: £158,950 (2026–2023).

On the street

Versus other Spring Terrace homes

Four headline reads against 25 similar houses on this street, drawn from the latest EPC and Land Registry data.

CO₂ Emissions for 18 Spring Terrace runs comfortably ahead of the street norm.

Price per m²

£1,636

Street avg £1,577

On par

Floor Area

70 m²

Street avg 81 m²

Strongly below

Habitable Rooms

5 rooms

Street avg 4 rooms

Strongly above

CO₂ Emissions

1.9 t/year

Street avg 3.5 t/year

Strongly above
Before you decide

Everything you need to know about 18 Spring Terrace

The true value, the hidden risks and the full sale history, in one report.

Signs of HMO activity in the areaLarger development activity nearby

Pick your report · from £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£149k

10 Arethusa Quay, Maritime Quarter

SA1 3XH

2 bed1 bath
£125k

1 Arethusa Quay, Maritime Quarter

SA1 3XH

1 bed
£195k

1 Bond Street

SA1 3TX

1 bed1 bath
£208k

1 Spring Terrace

SA1 3TD

3 bed1 bath
£186k

1 Richardson Street

SA1 3JF

4 bed1 bath
£153k

1 Burrows Road

SA1 3UQ

£149k

1 Recorder Street

SA1 3RX

£157k

1 Fleet Street

SA1 3UX

Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Swansea district page.
Full Swansea report

Crime

580/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Argyle Street — bus stop.

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 18 Spring Terrace, Swansea, SA1 3TD. Each answer is also embedded as structured data for search engines.