E63013680 /South East evidence profile
South East evidence profile
Chichester digital planning profile
Chichester is a medium, non-coastal built-up area in South East. ONS records show a 2021 population of 31,709; the population expanded quickly 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
- E63013680
- ITL1 region
- South East
- Coastal
- Non-coastal
- Income-deprivation flag
- Medium deprivation
02 / Context
Three comparisons, with the benchmark stated
15.4% above the 11.2% median across complete England records in this ONS file.
in line with the 0% dataset median.
32.8% below 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 85.4 of 100.
Upper quartile · percentile position 81 of 100.
Upper quartile · percentile position 79.5 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:a9dc9353918…82bf543c99fa
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 Chichester minus the named peer; a plus sign means the value recorded for Chichester is higher.
Regional peer
Hailsham · E63013616
South East. Nearest complete record in South East. ONS classification: Nearer - Higher deprivation - Mixed.
- 2021 population
- +9,149 people
- Population change, 2001 to 2021
- +6.5 pp
- Economic inactivity
- +1.6 pp
- Employment change, 2015 to 2024
- 0 pp
- 2023 median house price
- +£61,250
- House-price growth, 2001 to 2023
- -38.9 pp
- Population aged under 25
- +2.7 pp
- Population aged 65 or over
- -1.4 pp
Classification peer
Lichfield · E63009625
West Midlands. Nearest complete record outside South East with the same ONS combined classification. ONS classification: Nearer - Medium deprivation - Working.
- 2021 population
- -877 people
- Population change, 2001 to 2021
- +9.8 pp
- Economic inactivity
- +2 pp
- Employment change, 2015 to 2024
- -5.9 pp
- 2023 median house price
- +£70,000
- House-price growth, 2001 to 2023
- -21.2 pp
- Population aged under 25
- +4.2 pp
- Population aged 65 or over
- -1.1 pp
National peer
St Austell · E63014099
South West. Nearest remaining complete England record. ONS classification: Further - Higher deprivation - Working.
- 2021 population
- +7,348 people
- Population change, 2001 to 2021
- +5.1 pp
- Economic inactivity
- +0.1 pp
- Employment change, 2015 to 2024
- 0 pp
- 2023 median house price
- +£120,000
- House-price growth, 2001 to 2023
- -21.2 pp
- Population aged under 25
- +2.3 pp
- Population aged 65 or over
- +0.4 pp
05 / Evidence synthesis
Chichester evidence synthesis: Population change, 2001 to 2021, Economic inactivity, 2023 median house price
Chichester 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: Population change, 2001 to 2021 → Economic inactivity → 2023 median house price → Population aged under 25 → Population aged 65 or over → 2021 population → Employment change, 2015 to 2024 → House-price growth, 2001 to 2023.
Furthest-to-nearest distance from the middle percentile: Population change, 2001 to 2021 → Economic inactivity → 2023 median house price → House-price growth, 2001 to 2023 → Population aged under 25 → Population aged 65 or over → 2021 population → Employment change, 2015 to 2024.
Regional peer
Population change, 2001 to 2021: 26.6% · Hailsham delta +6.5 pp
Population change, 2001 to 2021 is one of Chichester's three furthest-from-middle observations: 26.6%, percentile 85.4, upper quartile. Using Hailsham as the regional peer, the profile-minus-peer delta is +6.5 pp; the peer was selected because nearest complete record in south east. Use the contrast to prioritise research into update cadence, ownership and change-ready content models. A decision should wait for dated user research and a documented content-review cycle. It must not be over-read, because historic population change is neither a forecast nor a lead estimate.
Classification peer
Economic inactivity: 44% · Lichfield delta +2 pp
For economic inactivity, the source reports 44% for Chichester. That sits in the upper quartile, 31 percentile points from the middle position. Against Lichfield's reviewed classification record, the displayed delta is +2 pp. That comparator comes from the documented rule: nearest complete record outside south east with the same ons combined classification. Use the contrast to prioritise research into assisted, accessible and non-digital completion routes. A decision should wait for accessibility testing across real tasks and support-channel evidence. The boundary is important: an aggregate inactivity rate cannot describe an individual visitor.
National peer
2023 median house price: £370,000 · St Austell delta +£120,000
Among the eight reviewed measures, 2023 median house price stands out for Chichester at £370,000; its percentile position is 79.5 and its band is upper quartile. Against St Austell's reviewed national record, the displayed delta is +£120,000. That comparator comes from the documented rule: nearest remaining complete england record. 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. It must not be over-read, because a median house price is not a household affordability measure.
Together, population change, 2001 to 2021, economic inactivity, 2023 median house price and the constrained comparisons with Hailsham, Lichfield, St Austell create three separate research tracks for Chichester. 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: 31,709 people in 2021
Chichester's recorded population changed from 25,056 in 2001 to 31,709 in 2021 (+26.6%). 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: 23.4% aged 65 or over
The 2021 age-group series records 4,540 people aged 0 to 15, 4,737 aged 16 to 24, 15,023 aged 25 to 64 and 7,416 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: 44% economically inactive
ONS records economic inactivity at 44%. The published composition includes 26.1% retired, 3.7% long-term sick or disabled, 8.3% students and 3.5% looking after home or family. These categories support inclusive task design; they do not identify individual users or purchasing intent.
Economic context: £370,000 median house price in 2023
The median house-price series moved from £127,000 in 2001 to £369,950 in 2021 and £370,000 in 2023, a published change of +191.3%. 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
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 Chichester?
The prompt combines one distinctive metric with the named regional comparator selected by the eight-metric method. It does not treat either record as search, lead or customer evidence.
- 02
What evidence would show that the economic inactivity contrast between Chichester and Lichfield should alter assisted, accessible and non-digital completion routes, rather than remain background context?
Lichfield is the constrained classification reference and is classified as Nearer - Medium deprivation - Working; the question keeps an aggregate inactivity rate cannot describe an individual visitor as an explicit limit.
- 03
Which real user task would justify changing pricing clarity, qualification steps and expectation setting after seeing Chichester's 2023 median house price position and its +£120,000 difference from St Austell?
This question is traceable to 2023 median house price at percentile 79.5 and a +£120,000 profile-minus-peer difference, not to inferred local behaviour.
- 04
For Chichester's medium, non-coastal, working built-up area, nearer to a major town or city classification, how should population change, 2001 to 2021, economic inactivity, 2023 median house price be tested as separate website hypotheses without turning the combined pattern into a claim about local demand?
Cross-check all three named comparisons—Hailsham, Lichfield, St Austell—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
Chichester 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
Chichester 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
Treat readability as a conversion requirement
23.4% of the recorded 2021 age-group total is aged 65 or over. Use plain language, strong focus states, generous type, keyboard-operable controls and a non-digital contact alternative; validate these choices with real users rather than assuming age determines ability.
- 04
Prepare the content model for change
Chichester recorded +26.6% population change from 2001 to 2021 and 0% employment change from 2015 to 2024. Use owned templates, update dates, accountable content roles and measurable conversion events so the site can evolve without publishing unreviewed route permutations.
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 E63013680. 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 Chichester.
Mosalio does not claim an office, staff member, customer, or physical-delivery presence in Chichester.
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.