E63011093 /East of England evidence profile
East of England evidence profile
Letchworth digital planning profile
Letchworth is a medium, non-coastal built-up area in East of England. ONS records show a 2021 population of 33,993; the population remained comparatively stable between 2001 and 2021, while the 2015 to 2024 employment series shows a flat employment count. This profile turns those public observations into a reviewable website-planning brief without claiming that the figures measure searches, leads or Mosalio's physical presence.
01 / Data snapshot
What the reviewed source records
- BUA24 code
- E63011093
- ITL1 region
- East of England
- Coastal
- Non-coastal
- Income-deprivation flag
- Higher deprivation
02 / Context
Three comparisons, with the benchmark stated
7% below the 11.2% median across complete England records in this ONS file.
in line with the 0% dataset median.
43.4% above the 224.1% dataset median.
These medians use every complete England record accepted from the same ONS file. They are descriptive context, not targets, forecasts or a national demand model.
03 / Distinctive pattern
Where this record sits within 936 complete England profiles
Upper quartile · percentile position 83.2 of 100.
Upper quartile · percentile position 78.7 of 100.
Middle half · percentile position 25.1 of 100.
These are the three values furthest from the middle percentile position for this record. A higher position means a higher published value, not a better outcome or evidence of search demand.
Evidence fingerprint: sha256:b45b12a19c3…51b4483c1e48
04 / Constrained peers
Three named comparisons from the same reviewed source
Each peer is selected from all 936complete England records using the documented eight-metric distance. Deltas are Letchworth minus the named peer; a plus sign means the value recorded for Letchworth is higher.
Regional peer
St Ives (Huntingdonshire) · E63010266
East of England. Nearest complete record in East of England. ONS classification: Further - Lower deprivation - Working.
- 2021 population
- +17,175 people
- Population change, 2001 to 2021
- -0.9 pp
- Economic inactivity
- +2.1 pp
- Employment change, 2015 to 2024
- 0 pp
- 2023 median house price
- +£57,500
- House-price growth, 2001 to 2023
- -3.8 pp
- Population aged under 25
- +2.1 pp
- Population aged 65 or over
- -1 pp
Classification peer
Bredbury and Woodley · E63008460
North West. Nearest complete record outside East of England with the same ONS combined classification. ONS classification: Nearer - Higher deprivation - Working.
- 2021 population
- +16,949 people
- Population change, 2001 to 2021
- +6.1 pp
- Economic inactivity
- -1.9 pp
- Employment change, 2015 to 2024
- -11.1 pp
- 2023 median house price
- +£124,500
- House-price growth, 2001 to 2023
- -14.7 pp
- Population aged under 25
- +1.4 pp
- Population aged 65 or over
- -1.4 pp
National peer
Cheadle Hulme · E63008528
North West. Nearest remaining complete England record. ONS classification: Nearer - Lower deprivation - Mixed.
- 2021 population
- +9,211 people
- Population change, 2001 to 2021
- -0.7 pp
- Economic inactivity
- -0.3 pp
- Employment change, 2015 to 2024
- 0 pp
- 2023 median house price
- -£57,500
- House-price growth, 2001 to 2023
- +8.9 pp
- Population aged under 25
- -0.3 pp
- Population aged 65 or over
- -1.7 pp
05 / Evidence synthesis
Letchworth evidence synthesis: House-price growth, 2001 to 2023, 2023 median house price, Population change, 2001 to 2021
Letchworth is recorded as a medium, non-coastal, working built-up area, nearer to a major town or city. This classification sets a transparent frame for the three observations below; it is not a persona, a service-area promise or proof of local search demand. Each finding pairs one distinctive percentile measure with one independently selected peer and one explicit validation route.
Eight-metric evidence matrix
The matrix shows every measure used by the peer-distance method, not only the three most distinctive values. Direction describes the published value relative to the middle percentile position; it is not a positive or negative judgement.
Highest-to-lowest percentile order: House-price growth, 2001 to 2023 → 2023 median house price → 2021 population → Population aged under 25 → Population aged 65 or over → Economic inactivity → Employment change, 2015 to 2024 → Population change, 2001 to 2021.
Furthest-to-nearest distance from the middle percentile: House-price growth, 2001 to 2023 → 2023 median house price → Population change, 2001 to 2021 → 2021 population → Employment change, 2015 to 2024 → Economic inactivity → Population aged under 25 → Population aged 65 or over.
Regional peer
House-price growth, 2001 to 2023: 267.5% · St Ives (Huntingdonshire) delta -3.8 pp
At 267.5%, house-price growth, 2001 to 2023 places Letchworth in the upper quartile and at percentile 83.2 of the reviewed distribution. Using St Ives (Huntingdonshire) as the regional peer, the profile-minus-peer delta is -3.8 pp; the peer was selected because nearest complete record in east of england. Use the contrast to prioritise research into how dated economic context is labelled and maintained. A decision should wait for source-date checks and user tests for interpretation. This remains contextual evidence—historic price growth cannot support a current revenue claim.
Classification peer
2023 median house price: £367,500 · Bredbury and Woodley delta +£124,500
Letchworth's 2023 median house price is £367,500, a upper quartile result at percentile 78.7 among 936 complete England records. The constrained classification comparison is Bredbury and Woodley (E63008460). On this measure, Letchworth minus that record is +£124,500; the selection basis is nearest complete record outside east of england with the same ons combined classification. Use the contrast to prioritise research into pricing clarity, qualification steps and expectation setting. A decision should wait for comprehension tests using the organisation's real offer and fees. The boundary is important: a median house price is not a household affordability measure.
National peer
Population change, 2001 to 2021: 4.2% · Cheadle Hulme delta -0.7 pp
Among the eight reviewed measures, population change, 2001 to 2021 stands out for Letchworth at 4.2%; its percentile position is 25.1 and its band is middle half. For a bounded comparison rather than a national average, Cheadle Hulme supplies the national reference; Letchworth is -0.7 pp from it on the displayed scale. Treat this combination as a hypothesis about update cadence, ownership and change-ready content models, and test it through dated user research and a documented content-review cycle. The responsible interpretation stops short of intent: historic population change is neither a forecast nor a lead estimate.
Together, house-price growth, 2001 to 2023, 2023 median house price, population change, 2001 to 2021 and the constrained comparisons with St Ives (Huntingdonshire), Bredbury and Woodley, Cheadle Hulme create three separate research tracks for Letchworth. They do not form a demand score. Keep each hypothesis independently testable, record contradictory findings and remove a planning assumption when user evidence does not support it.
06 / Evidence interpretation
Planning signals before design decisions
Population context: 33,993 people in 2021
Letchworth's recorded population changed from 32,630 in 2001 to 33,993 in 2021 (+4.2%). This historical direction can inform content governance and capacity planning, but it is not a forecast and does not establish demand for a particular service.
Audience context: 20.2% aged 65 or over
The 2021 age-group series records 6,550 people aged 0 to 15, 2,955 aged 16 to 24, 17,626 aged 25 to 64 and 6,855 aged 65 or over. Small differences from the headline population reflect the published source series; percentages here use the age-group total and should guide testing questions, not stereotypes.
Activity context: 38.2% economically inactive
ONS records economic inactivity at 38.2%. The published composition includes 23.7% retired, 4% long-term sick or disabled, 3.5% students and 4.4% looking after home or family. These categories support inclusive task design; they do not identify individual users or purchasing intent.
Economic context: £367,500 median house price in 2023
The median house-price series moved from £100,000 in 2001 to £330,500 in 2021 and £367,500 in 2023, a published change of +267.5%. It is contextual evidence only—not a current affordability, revenue or customer-value estimate.
07 / Independent question set
Questions this evidence cannot answer on its own
These questions convert the profile-specific observations into falsifiable discovery work. They are not recommendations to create a service, location or page, and each needs direct user or behavioural evidence before it changes a website brief.
- 01
Which real user task would justify changing how dated economic context is labelled and maintained after seeing Letchworth's house-price growth, 2001 to 2023 position and its -3.8 pp difference from St Ives (Huntingdonshire)?
This question is traceable to house-price growth, 2001 to 2023 at percentile 83.2 and a -3.8 pp profile-minus-peer difference, not to inferred local behaviour.
- 02
Which real user task would justify changing pricing clarity, qualification steps and expectation setting after seeing Letchworth's 2023 median house price position and its +£124,500 difference from Bredbury and Woodley?
Evidence basis: £367,500, upper quartile, with Letchworth minus the classification peer equal to +£124,500. Validation route: comprehension tests using the organisation's real offer and fees.
- 03
Before prioritising update cadence, ownership and change-ready content models, which part of dated user research and a documented content-review cycle would verify whether this population change, 2001 to 2021 observation matters to users in Letchworth?
Evidence basis: 4.2%, middle half, with Letchworth minus the national peer equal to -0.7 pp. Validation route: dated user research and a documented content-review cycle.
- 04
For Letchworth's medium, non-coastal, working built-up area, nearer to a major town or city classification, how should house-price growth, 2001 to 2023, 2023 median house price, population change, 2001 to 2021 be tested as separate website hypotheses without turning the combined pattern into a claim about local demand?
Cross-check all three named comparisons—St Ives (Huntingdonshire), Bredbury and Woodley, Cheadle Hulme—and define a user-research or behavioural measure for each question before changing navigation, page scope or conversion paths. The observations share one source but do not demonstrate causation.
08 / Practical brief
Website-planning recommendations for this evidence pattern
- 01
Separate employer and customer journeys
Letchworth is classified as a working town. A useful website brief should separate recruitment, procurement and customer tasks, then give each journey its own proof, contact route and success measure instead of forcing every visitor through one generic enquiry page.
- 02
Differentiate from the nearby major centre
Letchworth is nearer to a major town or city. Use specific offer boundaries, proof and response expectations to explain why the organisation is relevant; do not rely on a place-name heading or create a doorway that simply redirects users to a national service page.
- 03
Build a broad, task-led accessibility baseline
51.9% of the recorded 2021 age-group total is aged 25 to 64, with meaningful younger and older groups also present. Organise content by task, test keyboard and mobile use, and avoid designing around one assumed demographic persona.
- 04
Prioritise clarity before catalogue expansion
Letchworth recorded +4.2% population change from 2001 to 2021 and 0% employment change from 2015 to 2024. Start with the few journeys that can be maintained well, instrument meaningful outcomes and expand only when verified questions or search data show a separate need.
09 / Method and limits
What this profile can—and cannot—support
This is a Mosalio editorial interpretation of the ONS May 2026 dataset for BUA24 code E63011093. The source periods differ by metric; values are historical, not live. The profile deliberately excludes ONS experimental visitor-to-resident fields and makes no claim about search volume, rankings, customers, a Mosalio office or physical delivery in Letchworth.
Mosalio does not claim an office, staff member, customer, or physical-delivery presence in Letchworth.
Source: Office for National Statistics, Understanding towns in England and Wales, investigating socioeconomic trends, released . This Mosalio interpretation was first published on and last reviewed on .
Contains public sector information licensed under the Open Government Licence v3.0.
How this page was made: Mosalio applies one documented, deterministic transform to the validated ONS record, calculates the displayed comparisons, and renders the result from source-controlled data. It is an automated public-data resource, not individually commissioned local market research. A portfolio-level editorial-value review checks every profile's source identity, distinctive metrics, peer evidence, synthesis and planning questions before index eligibility can be enabled.
Analysis basis: Midrank percentile across all accepted England records; a higher percentile means a higher published value, not a better outcome. Root-mean-square Euclidean distance across eight clipped robust z-scores; population and 2023 house price are log-transformed before median/MAD scaling.