What are you here to do?

Buying · postcode

Buying at SA15 2NP

Before you offer on a home at SA15 2NP: the checks to raise with your surveyor and conveyancer, whether an asking price stands up against what sold nearby, how prices here have moved since 1995, what it costs to run a home, and a buyer's report for every home on the postcode.

2 things to raise before an offer, and a street where the typical sale was £85k. In Llanelli South.

2 to check2 clear£85k typical on Marine Street

The checklist

Before you make an offer

Check
Radon: up to 10–30% of homes above the action levelThis 1 km square includes a radon affected area. Ask whether the home has been tested; a three-month test is simple and cheap, and only a test shows a home's level (UKHSA/BGS).
Check
Ground: shrink-swell clay (subsidence) moderate, landslides moderate, compressible ground significantBGS rates the wider 5 km area for these; it describes the area, not the plot. Mention it to your surveyor, especially for an older home or big trees near the house.
Note
On a coalfieldA coal mining search is usual here, though this spot is outside the high-risk area (Coal Authority).
Note
Busy road: A4214, 950 m awayAbout 11,328 vehicles a day in 2025 (DfT traffic counts).
Clear
No river or sea flood risk recordedNot in the Environment Agency's high or medium risk areas. Surface water isn't included: check the exact address on GOV.UK.
Clear
Gigabit broadband100% of premises in the postcode can get it (Ofcom).

Xoserve, UKHSA/BGS radon atlas, BGS GeoSure, Coal Authority, Environment Agency (© Environment Agency copyright and/or database right 2026), Defra noise maps, Historic England, Ofcom, council planning registers (OGL). For a particular home, its buyer's report (below) adds tenure, energy rating, age and extensions.

Price

Is the asking price fair?

£85ktypical sale on Marine Street, last 10 years

£1,350typical price per m² in Llanelli South

£890per m² for homes at SA15 2NP sold since 2015

Multiply a home's floor area (on its energy certificate) by £1,350 for a neighbourhood benchmark: 90 m² comes to about £122k. Check an asking price.

HM Land Registry sold prices; floor areas from energy certificates.

Trend

Prices in Llanelli South

Llanelli South

+4% over ten years (2015 to 2025).

Typical (median) sale price each year, all home types, HM Land Registry.

Comparables

What sold nearby in the last two years

Type	Sales	Typical	Range
Detached	19	£375k	£180k – £780k
Semi-detached	19	£200k	£77k – £250k
Terraced	118	£119k	£55k – £430k
Flat	15	£130k	£85k – £200k

Standard sales in Llanelli South. Every recent sale.

Running costs

What it costs to live here

A home's own band, energy rating and typical bills are in its buyer's report.

MHCLG council tax; Xoserve gas connections.

Supply

How often homes come up

1sales on Marine Street in the last two years

171sales in Llanelli South in the last two years

HM Land Registry standard sales.

Check a home

Buyer's reports for homes at SA15 2NP

Home	Last sold	Floor area
7, Marine StreetTerraced	£125,000, Apr 2005	198 m²	Buyer's report →
15 - 17, Marine StreetTerraced	£101,000, Apr 2007	–	Buyer's report →
17, Marine StreetTerraced	£115,000, Dec 2006	–	Buyer's report →
21, Marine StreetTerraced	£85,000, Dec 2020	95 m²	Buyer's report →
21a, Marine StreetTerraced	£15,000, Jan 1997	98 m²	Buyer's report →
27, Marine StreetTerraced	£24,000, Mar 2002	–	Buyer's report →
39, Marine StreetTerraced	£63,000, Jun 2013	108 m²	Buyer's report →

Each report: sale history, today's estimate, energy rating, running costs and the questions for your solicitor.

More for buying: Where can I afford? · How much to offer · Buying checklist · Check your documents

Go deeper

Checking this postcode…

Buying at SA15 2NP

2 things to raise before an offer, and a street where the typical sale was £85k. In Llanelli South.

2 to check2 clear£85k typical on Marine Street

Before you make an offer

Check

Radon: up to 10–30% of homes above the action levelThis 1 km square includes a radon affected area. Ask whether the home has been tested; a three-month test is simple and cheap, and only a test shows a home's level (UKHSA/BGS).

Check

Ground: shrink-swell clay (subsidence) moderate, landslides moderate, compressible ground significantBGS rates the wider 5 km area for these; it describes the area, not the plot. Mention it to your surveyor, especially for an older home or big trees near the house.

Note

On a coalfieldA coal mining search is usual here, though this spot is outside the high-risk area (Coal Authority).

Note

Busy road: A4214, 950 m awayAbout 11,328 vehicles a day in 2025 (DfT traffic counts).

Clear

No river or sea flood risk recordedNot in the Environment Agency's high or medium risk areas. Surface water isn't included: check the exact address on GOV.UK.

Clear

Gigabit broadband100% of premises in the postcode can get it (Ofcom).

Is the asking price fair?

£85ktypical sale on Marine Street, last 10 years

£1,350typical price per m² in Llanelli South

£890per m² for homes at SA15 2NP sold since 2015

Multiply a home's floor area (on its energy certificate) by £1,350 for a neighbourhood benchmark: 90 m² comes to about £122k. Check an asking price.

HM Land Registry sold prices; floor areas from energy certificates.

What homes cost and rent in Llanelli South, by size

Size	Typical value today	Cheaper quarter	Estimated rent	Gross yield
1 bed *	£111k	£79k	£500 a month	5.4%
2 beds	£104k	£91k	£560 a month	6.5%
3 beds	£121k	£101k	£630 a month	6.2%
4+ beds	£140k	£123k	£740 a month	6.3%
All homes	£121k	£100k	£560 a month	5.6%

Values: sales since 2021 of homes with an energy certificate (bedrooms estimated from its rooms), carried to today on the local price index; the cheaper quarter is what a quarter of them go for under. * Too few sales here, so the council's figure. Rents are estimates: the council's typical private rent (ONS) adjusted for how values here compare. Gross yield = a year's rent ÷ value, before costs. Compare it with other places