Industry
What does a genuinely useful accessible home case study contain
Most published home adaptation stories are marketing. Here is what a useful case study contains, where genuinely documented evidence lives, and how to use it.
Search for accessible home case studies and you will mostly find portfolios. Beautiful photographs, a grateful quote, no dimensions, no budget, no follow-up. That material is not useless, but it is advertising, and reading it as evidence leads people to copy solutions that were never tested in a house like theirs. This piece is about telling the difference.
What to take away
- A case study without dimensions, dates and costs is a photograph with a caption.
- Ask what changed after handover. Nobody publishes the adjustments, and the adjustments are the useful part.
- Genuinely documented evidence about accessible housing exists, mostly in enforcement records and government publications.
- The right question is never what did they do, it is what problem were they solving and is it mine.
What a useful case study contains
| Element | Why it matters |
|---|---|
| Who it was for, functionally | Determines whether it transfers to you |
| Dimensions | The only part that is reproducible |
| Total cost with date | Prices without dates are decoration |
| What was excluded | Shows the real scope |
| What changed afterwards | The genuine lessons live here |
| Who paid, and how | Funding routes are half the story |
If four of those six are missing, treat what you are reading as inspiration and nothing more.
Six elements of a useful case study
- Who it was for, functionally
- Dimensions
- Total cost with date
- What was excluded
- What changed afterwards
- Who paid, and how
The first omission matters most: almost every published account describes a household by a condition, not by what the person could and could not do.
Those are different facts, and two people with the same diagnosis can differ completely in grip, balance, stamina, and vision. Those four decide whether a room works. When a case study leaves them out, nothing in it can be transferred with confidence.
Where documented evidence actually lives
Two kinds of source beat any portfolio. The first is enforcement records, which hold findings of fact, not claims. The Justice Department keeps a searchable record where you can search cases and matters.
Housing cases there describe in detail what accessible design was missing in real buildings. None of it binds a homeowner, and all of it is specific in a way marketing never is.
Enforcement records vs dated publications
Enforcement records
- Content
- Findings of fact
- Specificity
- Detailed, real buildings
- Binding
- Does not bind homeowners
- Example
- DOJ housing cases
Dated publications
- Content
- Stated assumptions
- Specificity
- Explicit inclusions
- Binding
- Checkable standard
- Example
- Medicare home health booklet
The second is dated government publications, which state their assumptions and can be checked. Medicare's booklet on getting started with home health is a small example of the format: dated, sourced, and explicit about what is and is not included. That is the standard to hold a case study to.
Using a case study properly
Read for the problem, not the solution; ask what the person could and could not do, what the house prevented, and what constraint drove each decision. Write those constraints down and compare them with your own, item by item, before borrowing anything.
For a firm case study, apply the vetting in who actually does accessible home work. Check whatever you borrow against the planning frame in the field guide to accessible home design.
Common questions
Are contractor case studies worthless?
Why does this site not publish case studies?
What is the single best question to ask about a published project?
Can I trust before and after photographs?
In this guide
- Copying someone else's accessible home project rarely works twiceWhat homeowners regret about copying other people's projects: different bodies, houses and funding, and the one detail that made the original work.
- Which questions actually test a contractor's past accessible projectsQuestions that test a contractor's past projects: which one is closest to yours, what changed after handover, and why a finished home beats any photograph.
- Adapt in place, move, build an annex or use supported housing: four paths to an accessible homeFour routes to an accessible home: adapt in place, move, build an annex or use supported housing, what each demands, typical cost ranges and when to revisit.
- An adapted home after handover: the yearly reviewWhat US homeowners should look at in the yearly review of an adapted home: first-year adjustments, wearing parts, grab-bar fixings and changing needs.
