Yes, in places, and the places will not surprise anyone who has stood on the bridge. Fordingbridge grew up around a river crossing, which is charming to look at and specific to insure. Most of the town sits outside the formal flood zones. A meaningful minority does not, and that minority includes some of the addresses people fall hardest for. The town-level answer is reassuring and close to useless; the address-level answer is the one that costs money.
On the Environment Agency's river-and-sea mapping, about 3% of the area's postcodes fall inside flood zone 3, the higher-probability band, and roughly 6% fall inside flood zone 2. Those two are separate bands rather than nested ones. Zone 2 is the additional medium-probability fringe sitting beyond zone 3, so a larger zone 2 share is exactly what the mapping should look like rather than a contradiction. Together they describe a town where the river has a defined footprint and most of the housing sits outside it.
Surface water is the risk that catches people out, because it does not respect the river's footprint and it does not appear in the zone maps at all. The postcode-level indicators quoted further down fold surface water in alongside rivers and sea rather than separating it out, so there is no clean standalone surface-water figure for the town. What that means practically is that a property comfortably outside zone 3 can still take water off a road, a field or a blocked gully, and the zone map will have told you nothing about it.
Looking forward rather than back, the Environment Agency's climate-change allowance widens things considerably: around 27% of the area falls inside the zones once the allowance is applied. That is a modelled future extent rather than today's risk, and it is the figure a lender or an insurer is increasingly likely to have seen before you have.
For insurance, the practical consequence is that flood risk here is priced by address rather than by town. A postcode in a high band can mean a higher premium, a raised flood excess, or a refusal from an insurer who would happily cover the house three streets away. Get an indicative quote on the specific address before instructing a solicitor, not after the survey has already been paid for.
Taking every indicator together, including surface water, about 13% of the town's postcodes rate high on at least one flood measure, roughly 9% rate medium, and around 31% rate low. Those bands overlap with the zone figures rather than adding to them, because a single postcode can appear in both. The headline that matters is the first one: roughly one postcode in eight carries a high rating somewhere in its risk profile.
Counted as homes rather than postcodes, the Environment Agency's rivers-and-sea mapping puts 604 properties across the 27 postcodes that carry any risk at all, and only those postcodes appear in the count. Of those, 70 properties sit at high risk, 28 at medium, 174 at low and one at very low. Forty-seven of the high-risk properties are residential. Seventy homes is a specific, countable number, and it is a far more useful thing to hold in your head than any percentage.
The question nobody asks until it is too late is whether anything stands between the water and the house. Roughly 5% of the town's postcodes sit inside a modelled high flood extent with no defence present, against about 2% where a defence is present in the model. A further 11% sit in a low extent undefended. Defended does not mean safe. It means the model knows a defence exists, not that it will hold, not that it was built for the flow the climate allowance describes. The town has one formally recorded flood event, in January 1959, when a main river exceeded its channel capacity with no raised defences in place.
Sea level is a background factor rather than a direct one here, since this is a river town some distance from the coast. The nearest tide gauge, at Portsmouth, has measured a rise of about 2 millimetres a year across its record from 1962 to 2023. That is a measured historic rate over six decades, not a forecast, and its relevance to Fordingbridge is indirect.
Flood risk here lands squarely in the middle: not a town to avoid, not a town where the question can be waved away. Put the exact address into the Environment Agency's long-term flood risk service before you put in an offer, because the difference between the safe 87% and the awkward 13% is measured in streets, not miles.