Colney Heath is lived in by owners, mostly middle-aged, many of them families. Seven in ten households own their home. Social housing outnumbers private renting. The typical resident is in their early forties. Families with children and people living alone turn up in near-equal numbers.
At the 2021 Census, which supplies every figure on this page, about 70% of households in the Colney Heath area owned their home. About 16% rented from the council or a housing association and about 13% from a private landlord. In this village the letting agent runs the smallest of the three tenures.
The median age is about 43, and about 22% of residents are aged 25 to 44. With homes costing what they do here, most people who can afford to buy got old enough to afford it first.
About 24% of households are couples with dependent children and about 23% are one person living alone. Lone-parent households make up about 12%. About 12% of households are a single pensioner, and those are counted inside the one-person figure, so the two are not added together. The village divides fairly evenly between families on the school run and people living on their own.
About 36% of residents aged 16 and over hold a degree or equivalent, and about 13% have no qualifications. Full-time students make up about 3% of the population, so the village has no student lets.
Colney Heath's residents are comfortable and well established. Most own their homes, the families are evenly balanced with older residents, and very few people are passing through.