CM1 3NU is a sought-after residential area on Ongar Road, 0.5km from Writtle in Writtle. Administratively it sits within Writtle ward and the Saffron Walden constituency.
One of the more sought-after postcodes in CM1, CM1 3NU offers a spacious suburb popular with older working households approaching retirement. The daytime character shifts — includes some mining and quarrying and other industrial activity. With an average age of 49, this is established family country — quiet streets, strong community ties, and low rental churn. 88% of residents own their home — above average for the district, consistent with a stable and sought-after address.
Safety: Crime rates are low here at 17 incidents per 1,000 residents — well below average and reassuring for families. Property: Prices average £570k. The area ranks among the least deprived 20% in England — a strong signal of community wellbeing, good schools, and low crime.
Census 2021 statistics for CM1 3NU are sourced from Output Area E00109902 (shared with 7 postcodes in this micro-neighbourhood). Property prices come from HM Land Registry.
ONGAR ROAD, CM1 3NU House Prices & Local Information
Comprehensive demographic deep-dive and infrastructure audit for ONGAR ROAD, CM1 3NU.
274
49
£ 48,400 /yr
48%
Neighbourhood Index
infoHow calculated?Score 1–10 — how this postcode ranks nationally (10 = top 10%)
Index Insight: CM1 3NU is ranked in the top 20% nationally for affluence, indicating a high-income demographic. It scores highly on the family-friendly index, suggesting a strong presence of family households and good proximity to schools.
Area Character
CM1 3NU is a premium owner-occupier postcode — median prices of £570k, 88% home ownership, and a low-deprivation rank put this address in the top tier nationally for wealth indicators. Very low crime and mature demographics confirm this as a prestige address.
mapGeographic Location
Demographic Deep-Dive
The Census 2021 data below shows the full population breakdown for CM1 3NU. The average age is 49.3. Figures are sourced from the Office for National Statistics and cover ethnicity, age, religion, education, occupation, housing tenure, and more.
Ethnicity Profile
Economic Activity
Community Makeup: A mature neighborhood of long-term property owners. The significantly higher average age reflects a deeply settled local population.
home Property Prices by Type
Detached
£ 570,000
7 sales · Mean £ 575,000
Semi-Detached
£ 425,000
1 sales · Mean £ 425,000
gavel Crime Overview 12 Months (up to 2026-02)
CM1 3NU has low crime rates — 17 incidents per 1,000 residents. The most reported categories are violence and sexual offences and other theft. Commercial streets and transport hubs naturally generate more incidents than quiet residential roads.
school Local Schools
Writtle Infant School
Writtle Junior School
Hylands School
storefront Nearby Amenities
Restaurant, Cafe
8 nearby- Aramark @ Garden Room0.7 km
- Aramark @ Thyme Out0.7 km
- The Baa0.7 km
- Olio On The Green0.3 km
- Pakwaan0.6 km
- + 3 more
Pub, NightClub
5 nearby- The Chequers0.8 km
- Writtle Bowling Club0.5 km
- The Wheatsheaf0.3 km
- Writtle Community Association0.5 km
- Rose And Crown0.3 km
Retailers - Other
2 nearby- Village Pharmacy0.3 km
- Prestons Garage Ltd0.3 km
Supermarkets
2 nearby- Co-operative Group0.4 km
- The Co-operative0.6 km
Takeaway Shop
1 nearby- The Fish Shop0.6 km
train Transport Links
Train Stations
- Chelmsford3.3 km
- Ingatestone7.6 km
- Billericay11.4 km
Bus Stops
- Prestons Garage0.0 km
- Prestons Garage0.2 km
- Purcell Cole0.3 km
- Writtle Green0.3 km
- Purcell Cole0.3 km
Generated by PostcodeInfo.uk
Postcode Profile: CM13NU · Data under Open Government Licence