House prices in M29 (Astley)

Price per square metre data and charts to help you understand the housing market in M29 - stats were last calculated on 01 November 2026.

Defining 'M29'

This analysis is limited to properties whose postcode starts with "M29", this is also called the postcode district. There are no official postcode district names, so it is labelled M29, Astley. It is shown in red on the map below.

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Price per square metre

Knowing the average house price in M29 is not much use. However, knowing average price per square metre can be quite useful. Price per sqm allows some comparison between properties of different size. We define price per square metre as the sold price divided by the internal area of a property:

£ per sqm = price ÷ internal area

For example in September 2026, 12, Mary Street, Astley, M29 8HE sold for £116,500. Given the internal area of 65 square metres recorded on the EPC, the price per sqm is £116,500 ÷ 65 sqm = £1,792.

England & Wales have been officially metric since 1965. However house price per square foot is prefered by some estate agents and those of sufficiently advanced age ;-). You can change your prefered units from square meters to square feet for all the graphs and charts on M29 and elsewhere. Just visit the My Account page and look for the m2 to ft2 toggle switch. Alternatively just multiply everything by 10, move a decimal place to go from sqm to sqft and you'll be close enough as 1 sqm = 10.76391 sqft.


Distribution of £ per sqm for houses vs flats in M29

The chart above is called a histogram, it helps you see the distribution of house price per sqm in M29 To make this chart we put all the sales data into a series of £ per sqm 'buckets' (e.g. £2,608 to £2,756, £2,756 to £2,904, £2,904 to £3,052 etc...) we then count the number of sales with within in each bucket and plot the results. The histogram is based on 730 sales that took place in M29, in the last 24 months.

Generate a custom histogram like the one above but based on your own criteria.

You can see the spread of prices above. This is because although internal area is a key factor in determining valuation, it is not the only factor. Many factors other than size affect desirability; these factors could be condition, aspect, garden size, negotiating power of the vendor etc.

The spread of prices will give you a feel of the typical range to expect in M29, Astley. Notably, only 25% of properties that sold recently were valued at more than £3,460 sqm. For anything to be valued more than this means it has to be more desireable than the clear majority of M29 homes.


Box plot of £ per sqm for M29

Tip: click on the chart to see the values.


The chart above is called a boxplot (or a box-and-whisker plot). Box plots, like histograms, are used to graphically represent the distribution of data, showing the central tendency, spread of the distribution. In the context of £ per square metre property price distributions, box plots represent the variation in property prices within a geographic area e.g. Astley. The chart above shows a boxplot for 'M29' as well as the 'M' postcode area.

  • Median: The horizontal line inside the box represents the median (£ per square meter). This is the midpoint of the data, meaning 50% of the prices are below this value, and 50% are above. The middle price per square metre in 'M29' is £2,940.
  • Interquartile Range (IQR): The box spans from the 25th percentile (Q1) to the 75th percentile (Q3). This is the range where the middle 50% of the data lies, giving a good indication of the typical price spread. Of the 730 transactions in M29, Astley half were sold for between £2,150 and £3,460 per square metre.
  • Whiskers: In our case, the whiskers extend from the 9th percentile (at the lower end) to the 91st percentile (at the upper end), This provides a slightly broader view of the distribution by including the middle 82% of records. The whiskers capture most of the variation but exclude extreme outliers caused by data errors in recording sold house prices or internal area.
  • 'n=' is the number of property transactions the box plot is based on; 730 for M29, Astley.
  • Property price map for Astley

    Have a look at the interactive price map. Use it to explore house prices in 'Astley' all the way down to individual property plots.

    Will M29 house prices drop in 2027?

    House prices in M29 fell -2.7% in the last year, -5.7% after inflation. Whether or not this trend will continue depends on many factors, such as wage growth, net migration, interest rates and the level of house building. No one can predict these things with certainty however we can plot the historic trends in house prices in M29 (Astley) compared with the wider postcode area 'M'.You can extrapolate from this based on your own views.


    House price index for M29

    Tip: click on the legend items to show/hide different lines


    Download house price index as CSV (premium users only).

    The chart above shows changes in 'M29' property prices over the last 20 years. The index is calculated from the average price paid per sqm for property in M29 and is set to 100 in 2004. The chart compares trends for M29, Astley against those of the broader postcode area 'M'. What is more interesting is to look at the difference between flats and houses, even those in the same area follow a very different trend, to get a robust enough sample size to see this we need to zoom out and look at house price trends for the entire Wigan local authority.

    The dashed lines show nominal house price changes, the solid lines show the same data adjusted for inflation. Economists call this the 'real' price change. You have to take inflation into account when comparing prices over time. It's calculated using the formula:

    Real Rate of Return = (1 + Nominal Rate) ÷ (1 + Inflation Rate) – 1
    In this formula, the nominal rate is the rate of change before any adjustments, and the inflation rate is taken from the Consumer Price Index. The real rate of return is a more accurate measure of change in value, because £1 today does not have the same buying power as £1 in the past. For example, if a savings account pays an interest rate of 3% per year and the inflation rate is 5% per year, the real rate of return is -2%. This means that the investment's value is shrinking by 2% each year.

    Historic returns for M29
    M area M29 district
    Nominal Real Nominal Real
    20 yr per annum 3.5% 0.7% 3.0% 0.2%
    20 yr total 99.8% 14.7% 80.3% 3.5%
    10 yr per annum 5.1% 1.7% 5.2% 1.8%
    10 yr total 64.6% 17.9% 66.7% 19.5%
    5 yr per annum 3.7% -1.2% 4.6% -0.3%
    5 yr total 19.9% -6.0% 25.4% -1.7%
    1 yr per annum 2.4% -0.7% -2.7% -5.7%
    1 yr total 2.4% -0.7% -2.7% -5.7%

    This table complements the house price index chart above, presenting the data in a more detailed format. It breaks down the information into 20-year, 10-year, 5-year, and 1-year periods, further categorized by property type. For each period, we display both a per annum rate of change and a total rate of change.

    The total rate of change represents the overall change over the entire period. The formula for total return is:

    Total return = (Index at end of period ÷ Index at start of period) - 1

    The per annum rate of change is the annualized rate of change over the period. This is equivalent to the annual bank savings rate you would need to achieve the same total return over the given period. This annualized return is also known as the Compound Annual Growth Rate (CAGR). The formula for CAGR is:

    CAGR = (1 + Total return) ^ (1 ÷ Number of years) - 1

    Some specific examples:

    • Over the past 20 years, M area have seen a 0.7% annual change when adjusted for inflation. This translates to a total change of 14.7% in real terms.
    • Over the past 5 years, M29 district have seen a -0.3% annual change when adjusted for inflation. This translates to a total change of -1.7% in real terms.

    Most recent M29 sales

    For the most recent sales activity, rather than a summarized average, it is better to see the underlying data. This is shown in the chart below, where blue dots represent individual sales, click on them to see details. If there is an obvious trend you should be able to spot it here amid the noise from outliers.


    Tip: hover over dots to see details



    Snakes & Ladders

    See the recent winners & losers in the M29 property market. This is not deep analysis - it is a nosy, tabloid-style peek at the local property market.

    Explore M29 winners & losers

    Street level data

    Street Avg size Avg £sqm Recent sales
    Manchester Road, , M29 7B 101 sqm £2,798 15
    Treen Road, , M29 7H 100 sqm £3,157 15
    Sale Lane, , M29 8P 85 sqm £2,879 13
    Chester Road, , M29 8P 82 sqm £2,849 12
    Higher Green Lane, , M29 7J 92 sqm £2,601 12
    Higher Green Lane, , M29 7H 87 sqm £2,976 12
    Beckford Court, , M29 8G 56 sqm £1,797 12
    Thorncroft Avenue, , M29 7T 83 sqm £2,502 11

    Search for your street here.

    M29's constituents

    The analysis on this page encompasses the entirety of M29. If you want more granular analysis on different parts of M29, use these links.

    Postcode sector Lower quartile Median Upper quartile Sales in last 2yr
    M29 7 Astley £2,620 sqm £3,130 sqm £3,530 sqm 358
    M29 8 Tyldesley £1,850 sqm £2,500 sqm £3,330 sqm 372

    Nearby geographies

    The table below shows how 'M29' compares to the other postcode districts nearby 'M29'.

    District Lower quartile Median Upper quartile Sales in last 2yr
    WN7 Leigh £1,640 sqm £2,130 sqm £2,840 sqm 1,518
    WA3 Lowton £2,270 sqm £2,940 sqm £3,470 sqm 1,436
    M9 Manchester £1,810 sqm £2,270 sqm £2,820 sqm 781
    M8 Manchester £1,890 sqm £2,420 sqm £2,980 sqm 469
    M7 Salford £2,290 sqm £2,760 sqm £3,270 sqm 593
    M6 Salford £2,260 sqm £2,680 sqm £3,240 sqm 1,154
    M50 Salford £2,800 sqm £3,380 sqm £4,100 sqm 431
    M5 Salford £2,270 sqm £2,790 sqm £3,450 sqm 825
    M46 Atherton £1,870 sqm £2,270 sqm £2,780 sqm 730
    M45 Whitefield £2,540 sqm £3,060 sqm £3,510 sqm 578

    Raw data

    Our analysis of M29 is derived from what is essentially a big table of sold prices from Land Registry with added property size information. Below are three rows from this table to give you an idea.

    Address Paid sqm £/sqm
    12, Mary St, £116,500
    Sep-2026
    65 1,792
    23, Lark Hill, £435,000
    Sep-2026
    108 4,027
    4, Cherry Tree Court, £56,000
    Sep-2026
    52 1,076

    See the entire list of all sales in M29 here.

    About

    HouseMetric brings together Land Registry records, freehold boundaries, estate agent photos, floor plans, and planning applications into a single interactive platform. Alongside raw records, it delivers deep property-market analysis and thematic heatmaps.

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