NORTH NORTHAMPTONSHIRE
NN17 House Prices & Property Market
Sold-price evidence and a 9-signal market rating for the NN17 postcode district, built from HM Land Registry, Bank of England, RICS, ONS and planning data. Index last computed Aug 2026.
46.3
Index / 100
Balanced
The NN17 market is broadly balanced. Neither buyers nor sellers hold a significant advantage. Conditions are relatively stable, though mortgage affordability is showing mild signs of warming.
Median sold price
£225,000
-11.5% year on year
Sales last month
12
HM Land Registry
NN17 sold price trend
| Month | Median price | Sales | YoY |
|---|---|---|---|
| Jul 2025 | £309,998 | 4 | — |
| Aug 2025 | £265,000 | 9 | — |
| Sept 2025 | £276,000 | 4 | — |
| Oct 2025 | £210,000 | 1 | — |
| Nov 2025 | £370,000 | 2 | — |
| Dec 2025 | £186,000 | 5 | — |
| Jan 2026 | £215,000 | 1 | +4.4% |
| Feb 2026 | £231,250 | 18 | -15.1% |
| Mar 2026 | £224,500 | 23 | -16.9% |
| Apr 2026 | £185,000 | 3 | -9.4% |
| May 2026 | £228,750 | 20 | +0.4% |
| Jun 2026 | £225,000 | 12 | -11.5% |
Source: HM Land Registry Price Paid Data. Months with few transactions can swing sharply.
What's driving the NN17 rating
Each signal scored 0–100 against 10 years of history. Full methodology.
Go deeper on NN17
See street-level sold prices, an evidence-backed valuation range for your property, comparables and EPC £/sqft. Free to start.
NN17 property market FAQs
What is the average house price in NN17?
The median sold price in NN17 is £225,000, based on HM Land Registry transactions, -11.5% year on year.
Is NN17 a buyer's or seller's market right now?
NN17 currently scores 46.3/100 on our 9-signal market index, placing it in the "Balanced" band. The NN17 market is broadly balanced. Neither buyers nor sellers hold a significant advantage. Conditions are relatively stable, though mortgage affordability is showing mild signs of warming.
How long do homes take to sell in NN17?
We don't currently have days-on-market data for NN17.
Where does this data come from?
Sold prices come from HM Land Registry Price Paid Data. The market index combines 9 signals including price momentum, supply and demand, sales velocity, RICS surveyor sentiment, rental yield, planning pipeline and local employment. See our methodology page for full details.
Nearby postcode districts
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Figures are indicative market statistics, not a formal valuation. Methodology.