Safe in the way that makes for a dull answer. The recorded crime rate sits a little under the Cornwall average. The area is denser than the farmland around it and calmer than the number suggests. Unemployment is low and overcrowding is rare. Safety is not the reason anyone buys here, and it is not the reason anyone walks away either.
The published rate from police.uk, counted across the neighbourhood statistical areas that cover Newlyn, is about 71 recorded crimes per 1,000 people for the year to May 2026, on 412 recorded offences over those twelve months. That sits roughly 4% below the local-authority average. Both the rate and the count are published figures rather than calculations, and they are not two versions of the same thing: the rate uses a statistical population base that does not match the resident headcount, so dividing one by the other to check the working produces a wrong answer and a false sense of having caught someone out.
The comparison in full: about 71 per 1,000 here against about 74 per 1,000 across Cornwall as a whole. That is close enough that the honest description is ordinary rather than safe, and anyone hoping for a number that settles an argument with a sceptical partner will be disappointed by both.
The texture behind those figures is a town rather than a village. Population density averages around 2,980 people per square kilometre across the neighbourhood areas, which is urban by Cornish standards and a long way from the scattered-farmhouse picture people carry about the far west. Unemployment runs at about 2% and overcrowded households at about 2%. Those are descriptive facts about the place, not explanations for the crime figures, and treating them as a causal chain is exactly the move that makes area guides useless.
On what gets recorded, the categories here sit close to the national pattern in most places and a few points off it in others, and the totals are small enough that a handful of incidents moves a share by several points, so none of this should be read as a fixed characteristic of the town. Violence and sexual offences account for about 40% of recorded crime against about 35% nationally, which is the largest category almost everywhere and covers a wide statutory range including common assault where nobody is injured. Anti-social behaviour makes up about 14% against about 16% nationally, slightly below. Criminal damage and arson runs at about 10% against about 7%, public order at about 9% against about 7%, other theft at about 9% against about 7%, and shoplifting at about 8% against about 8%, which is as close to identical as these things get. Thirteen categories in total, on 412 offences.
What happens after someone reports something is a separate question with a less comfortable answer, and it belongs to the force rather than to this town. Devon and Cornwall Police charged a suspect in about 8% of cases over the same twelve months, against about 12% nationally, which places the force 42nd of 42 forces on that measure. About 26% of cases were closed with no suspect identified. That is a statement about investigative outcomes across the whole force area, not about Newlyn's streets, and it should never be stirred into the crime rate to produce a single verdict, because the two numbers answer different questions.
Newlyn's safety picture is squarely unremarkable: a shade below the county average, ordinary in its mix, and the kind of place where the thing worth checking before you buy is the charge rate on your expectations rather than the crime rate on the map.