AREA REPORT · SOUTH NORTHAMPTONSHIRE NN13

NN13.

South Northamptonshire

NN13 is an outcode in South Northamptonshire, covering the neighbourhoods of Brackley North, Brackley South, Kings Sutton, Greatworth & Evenley, Silverstone, Syresham & Helmdon and Marsh Gibbon, Steeple Claydon & Tingewick. Over the last 12 months 291 properties changed hands — a median of £168k for flats (£2,942/sqm) and £345k for houses (£4,072/sqm). Housing stock peaks at EPC band C.

Recorded dwellings
7,022
residential addresses we hold records for
Across
3
sectors — see breakdown below
Sales
12 month
3 year
Flats
24
110
Houses
267
896
Recorded transactions across the area.
Median sale price
12 month
3 year
Flats
£168k
n = 24
£189k
n = 110
Houses
£345k
n = 267
£360k
n = 896
Median sale price across the window.
Median £/sqm
12 month
3 year
Flats
£2,942
n = 24
£3,024
n = 109
Houses
£4,072
n = 263
£3,909
n = 883
Typical price per square metre, where floor area is available.
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PRICE MATRIX
Sales by window, type, and floor area.
Headline price
Mean
Houses
Firming
+1.4% vs 12m
−2.8% vs 3y
£220k£440k£360k£345k£350k3Yn=89612Mn=2676Mn=83
Flats
Sliding
−6.7% vs 12m
−17.2% vs 3y
£110k£220k£189k£168k£156k3Yn=11012Mn=246Mn=8
Bar height = median sale price. Tick = mean. Trend word reads the joint state of the 6m-vs-12m and 6m-vs-3y tiers.
Size-normalised — £ per sqm
Mean
Houses
·Plateauing
−0.7% vs 12m
+3.4% vs 3y
£0£2,150£4,300£3,909£4,072£4,0423Yn=88312Mn=2636Mn=83
Flats
Climbing
+9.8% vs 12m
+6.8% vs 3y
£0£1,750£3,500£3,024£2,942£3,2303Yn=10912Mn=246Mn=8
From EPC-matched floor area. Hatched bars mark windows where fewer than 60% of sales matched a certificate.
Show numbers
Houses · 6m
Avg £
£416k
n=83
Median £
£350k
n=83
Avg £/sqm
£4,033
n=83
Median £/sqm
£4,042
n=83
Houses · 12m
Avg £
£399k
n=267
Median £
£345k
n=267
Avg £/sqm
£4,055
n=263
Median £/sqm
£4,072
n=263
Houses · 3y
Avg £
£404k
n=896
Median £
£360k
n=896
Avg £/sqm
£3,944
n=883
Median £/sqm
£3,909
n=883
Flats · 6m
Avg £
£177k
n=8
Median £
£156k
n=8
Avg £/sqm
£2,999
n=8
Median £/sqm
£3,230
n=8
Flats · 12m
Avg £
£174k
n=24
Median £
£168k
n=24
Avg £/sqm
£2,951
n=24
Median £/sqm
£2,942
n=24
Flats · 3y
Avg £
£209k
n=110
Median £
£189k
n=110
Avg £/sqm
£3,307
n=109
Median £/sqm
£3,024
n=109
PRICE + VOLUME · 25Y
Medians and monthly sales, 2001–present.
£65k£220k£376k20052010201520202025Median house · 12m smoothedMedian flat · 12m smoothedSales volume (monthly)
EPC · 25Y
Certificates issued, by band.
Median EPC score
70
Median potential
84
03737452010201520202025
A
B
C
D
E
F
G
COUNCIL TAX
Band distribution.
Column width shows the number of properties in each council tax band. Colour shows the composition within that band.
Flats/maisonettes
Terraced
Band A
916
Terraced
Semi-detached
Bungalows
Band B
2,985
Terraced
Semi-detached
Band C
3,012
Semi-detached
Detached
Bungalows
Band D
2,383
Detached
Band E
1,875
Detached
Band F
1,405
Detached
Band G
686
Detached
Band H
63
Band I
0
Flats/maisonettes
Terraced houses
Semi-detached houses
Detached houses
Bungalows
Other/unknown
Property type totals
Flats/maisonettes
1,408
10%
Terraced houses
2,668
20%
Semi-detached houses
2,781
21%
Detached houses
4,794
36%
Bungalows
1,470
11%
Other/unknown
309
2.3%
AMENITIES
Transport access and schools.
Counts of public transport stop points and schools inside the outcode (or within ~100m of the boundary). Drill into a sector for the full stop-by-stop list.
Rail stations
0
Metro & tram
0
Bus & coach
0
Bus stops
159
Schools
10
SECTORS
Drill down to sector.
Drill in
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COVERAGE
Neighbourhoods and wards.
Neighbourhoods (MSOA)
6 · click column to sort
Brackley North
4,039
7,911
Brackley South
3,144
4,455
Kings Sutton, Greatworth & Evenley
897
1,063
Silverstone, Syresham & Helmdon
857
962
Marsh Gibbon, Steeple Claydon & Tingewick
371
359
Caversfield, Ambrosden & Fringford
127
182
Wards
5 · click column to sort
Brackley
7,183
12,366
Middleton Cheney
812
1,030
Rural South Northamptonshire
942
995
Buckingham
371
359
Fringford and Heyfords
127
182
FAQ

NN13 property data — common questions

What is the average house price in South Northamptonshire (NN13)?
Over the last 12 months the median house sale price in NN13 (South Northamptonshire) was £345k, with an average of £399k, from 267 recorded sales (HM Land Registry).
How much do flats cost in NN13?
The median flat sale price in NN13 over the last 12 months was £168k (about £2,942 per square metre), from 24 recorded sales.
What is the price per square metre in NN13?
Typical sale prices per square metre in NN13 are £4,072 for houses and £2,942 for flats, where floor area is recorded on the energy certificate.
What EPC rating do homes in NN13 have?
Homes in NN13 most commonly hold EPC band C, with a median current energy-efficiency score of 70 (a potential of 84 after improvements).
How many properties sold in NN13 in the last year?
291 properties were sold in NN13 over the last 12 months, and 1,006 over the last three years (HM Land Registry Price Paid data).
REFRESHED 11 JUN 2026 ·DATA & SOURCES