NN13 vs OX16: house prices per square metre compared
NN13 (Helmdon) is the more expensive of the two: a median of £4,010 per m² against £3,610 in OX16 (Wardington) — OX16 is 10% cheaper per m² than NN13. The figures come from 285 and 526 sales with an EPC-matched floor area in the last 12 months of HM Land Registry data.
NN13
Helmdon, Brackley
£4,010median per m²
- Median sale price
- £340,000
- Middle 60% of sales (p20–p80)
- £3,370 – £4,560
- Sales (last 12 months)
- 324
- With a matched floor area
- 285
- Mean floor area (matched sales)
- 97 m²
- Annual change over 9.8 years
- +3.6% a year
OX16
Wardington, Banbury
£3,610median per m²
- Median sale price
- £285,000
- Middle 60% of sales (p20–p80)
- £2,950 – £4,200
- Sales (last 12 months)
- 543
- With a matched floor area
- 526
- Mean floor area (matched sales)
- 84 m²
- Annual change over 9.8 years
- +2.6% a year
The line beside each annual change is that area’s own quarterly median price per m² over the same period, with gaps where a quarter had too few matched sales to publish. Each is scaled to its own range, so the two compare in direction rather than in height.
Side by side
The current figures cover sales in the last 12 months; the change-a-year row covers 9.8 years of quarterly history. Same dataset and same method for both areas.
| Measure | NN13 | OX16 | DifferenceOX16 vs NN13 |
|---|---|---|---|
| Median price per m² | £4,010 | £3,610 | −10% |
| Median sale price | £340,000 | £285,000 | −16% |
| Sales (last 12 months) | 324 | 543 | +219 |
| Annual change | +3.6% | +2.6% | −1.0 pts |
By property type
Median price per m² for each property type sold in the last 12 months. Only types with recorded sales are listed; where a type has too few matched sales to publish a reliable median the row says so and gives the count.
| Property type | NN13 | OX16 |
|---|---|---|
| Detached | £4,020n = 95 | £3,870n = 105 |
| Semi-detached | £4,130n = 92 | £3,790n = 194 |
| Terraced | £4,060n = 77 | £3,340n = 150 |
| Flat | no sales | £2,840n = 77 |
Compare other areas
Or browse the league tables for the most expensive and best value districts, every comparison page, or the free dataset behind these figures.
Contains HM Land Registry data © Crown copyright and database right 2026 · Licensed under the Open Government Licence v3.0 · Floor areas from the Energy Performance of Buildings Register · how these figures are made