Price study · 2026

Property prices in CM1.

The median sold price in CM1 is £380,000, -3.8% year on year, across 614 HM Land Registry transactions in the last 12 months.

Median sold price
£380,000
Last 12 months · all types
Year on year
-3.8%
Median vs prior 12 months
Recorded sales
614
HMLR transactions, 12 months

Sold-price trend

Median sold price over time · monthly · hover or tap the line for the figure
Median sold-price trend for CM1
MonthMedian sold priceSales
2024-01£365,00069
2024-02£341,80078
2024-03£323,75088
2024-04£361,25066
2024-05£385,000115
2024-06£375,00073
2024-07£225,000153
2024-08£375,00095
2024-09£373,00081
2024-10£400,000123
2024-11£390,000105
2024-12£420,000109
2025-01£395,00085
2025-02£402,500102
2025-03£410,000181
2025-04£340,00042
2025-05£345,00093
2025-06£418,000100
2025-07£384,25096
2025-08£437,500116
2025-09£370,00097
2025-10£365,000109
2025-11£420,00085
2025-12£370,00087
2026-01£375,00060
2026-02£370,00066
2026-03£360,00070
2026-04£401,50060
2026-05£410,00051
2026-06£395,00062
2026-07£385,00061
2026-08£430,00027
2026-09—0
2026-10—0
2026-11—0

Price by property type

TypeMedianSales
Semi-detached £430,000 182
Flat / maisonette £215,000 159
Detached £600,000 133
Terraced £364,250 126
Other £390,000 14

Sectors — highest & lowest

Min 5 sales
Top 5
CM1 3£475,000
CM1 7£425,000
CM1 4£415,000
CM1 6£400,000
CM1 2£370,000
Bottom 1
CM1 1£268,000
The spread between the top and bottom postcode sector is why street-level valuation beats the city average.

What's selling now vs two years ago

TypeNow2y agoChange
Semi-detached 29.6% 25.2% +4.4 pp
Flat / maisonette 25.9% 32.1% -6.2 pp
Detached 21.7% 20.7% +1.0 pp
Terraced 20.5% 18.9% +1.6 pp
Other 2.3% 3.1% -0.8 pp

Most recent recorded sales

HM Land Registry · addresses abbreviated
OutcodeStreetTypeTenureSoldPrice
CM1 Knapton Close, Chelmsford Semi-detached Freehold 2026-08-21 £382,500
CM1 Ernest Webb Drive, Chelmsford Semi-detached Freehold 2026-08-21 £567,000
CM1 Canuden Road, Chelmsford Semi-detached Freehold 2026-08-20 £490,000
CM1 Boyne Drive, Chelmsford Semi-detached Freehold 2026-08-19 £460,000
CM1 Turkey Oaks, Chelmsford Semi-detached Freehold 2026-08-18 £379,000
CM1 Watson Heights, Chelmsford Flat / maisonette Leasehold 2026-08-17 £285,000
CM1 Tythe Close, Chelmsford Detached Freehold 2026-08-14 £435,000
CM1 Melba Court, Chelmsford Flat / maisonette Leasehold 2026-08-14 £185,000
CM1 Green Lane, Chelmsford Semi-detached Freehold 2026-08-14 £365,000
CM1 Coval Lane, Chelmsford Semi-detached Freehold 2026-08-14 £490,000
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More about CM1

Property prices in towns near CM1

FAQ: property prices in CM1

What is the average property price in CM1?

Based on HM Land Registry sold-price data from the last 12 months, the median sold price in CM1 is £380,000 across 614 recorded transactions. Prices are -3.8% year on year. See the table on this page for a breakdown by property type.

How much is my property worth in CM1?

Your specific property's value depends on its size, condition, garden, tenure and exact street. Run an Offrly valuation: photo-aware AI prices your home against live comparable listings around it to give an address-specific estimate in about 30 seconds, with the price bracket free.

Where does CM1 property-price data come from?

All medians, means and recent sold prices on this page are computed from HM Land Registry Price Paid Data, published monthly under the Open Government Licence v3.0. Offrly adds no markup or adjustment to the raw public figures.

Are property prices rising or falling in CM1?

Over the last 12 months the CM1 median is -3.8% compared to the prior 12 months. See the sold-price trend on this page for the shape.

Source: HM Land Registry Price Paid Data, licensed under Open Government Licence v3.0. Offrly estimates are indicative market guidance — not regulated valuations and not financial, tax or legal advice.

How these numbers are calculated

Every figure on this page comes from HM Land Registry Price Paid Data (HMLR), licensed under the Open Government Licence v3.0. No assumptions or proprietary models are layered on top — this is unmodified HMLR truth.

  1. Median sold price (hero). The middle value of every CM1 sale recorded in HMLR Price Paid Data over the last 12 months. Median (rather than mean) is used because it isn't skewed by individual high-value sales.
  2. Year-on-year change. Formula: (medianlast 12mo − medianprior 12mo) ÷ medianprior 12mo. Both medians come from HMLR Price Paid Data.
  3. Recorded transactions. Count of HMLR records for CM1 in the last 12 months. The HMLR sale-to-registration lag typically runs 2 weeks to 2 months, so the most recent 1–2 months are necessarily incomplete and may revise upward.
  4. Sold-price trend. Median sold price for each calendar month over up to five years — or for each week, on ranges of six months or less where there are enough sales — drawn from HMLR Price Paid Data. The latest months, still inside HMLR's ~4–6 week registration lag, are left off the line.
  5. Price by property type. Same median calculation as the hero, grouped by HMLR's property-type code (Detached / Semi / Terraced / Flat / Other). A type-specific median is suppressed when fewer than 5 transactions are recorded for the type so a single sale doesn't dominate the figure.
  6. Postcode breakdown (top / bottom). For each postcode within CM1, the median of HMLR sales over the last 12 months. Postcodes with fewer than 5 recorded sales are excluded so the leaderboard reflects genuine market segments rather than one-off transactions.
  7. Mix shift (now vs. two years ago). Share of HMLR transactions by property type in the last 12 months minus the share in the 12 months ending two years ago. Reported in percentage points (pp).
  8. Recent sold comparables. The 10 most recent records for CM1 from HMLR Open Data. Each row is a real recorded sale; addresses are abbreviated (no house number) for the open dataset.