Editing Grantham (section)

=== Household composition, age, health and housing ===
{| class="wikitable mw-collapsible mw-collapsed floatright"
! colspan="3" |Gender, age, health and household characteristics (2011)<ref name="nomis-skeg" /><ref name="nomis-eng" />
|-
!Characteristics
!Grantham
!England
|-
|Male
|48.5%
|49.2%
|-
|Female
|51.5%
|50.8%
|-
|Married{{Refn|Residents aged 16 and over|name=first|group="n"}}
|47.2%
|46.6%
|-
|Single{{Refn|name=first|group="n"}}
|31.1%
|34.6%
|-
|Divorced{{Refn|name=first|group="n"}}
|10.9%
|9.0%
|-
|Widowed{{Refn|name=first|group="n"}}
|7.3%
|6.9%
|-
|One-person households
|28.8%
|30.2%
|-
|One-family households
|65.3%
|61.8%
|-
|Mean age
|39.4
|39.3
|-
|Median age
|39.0
|39.0
|-
|Population under 20
|24.8%
|24.0%
|-
|Population over 60
|22.4%
|22.0%
|-
|Residents in good health
|80.7%
|81.4%
|-
|Owner-occupiers{{Refn|Households|name=first1|group="n"}}
|62.2%
|63.3%
|-
|Private renters{{Refn|name=first1|group="n"}}
|18.8%
|16.8%
|-
|Social renters{{Refn|name=first1|group="n"}}
|17.1%
|17.7%
|-
|Living in a detached house{{Refn|name=first1|group="n"}}
|27.8%
|22.3%
|}
In the 2011 census, 48.5% of the population were male and 51.5% female. Of the population over 16, 47.2% were married, compared to 46.6% in England; 31.1% were single (a smaller proportion than in England where it was 34.6%), 10.9% [[divorce]]d (compared with 9% in England), 7.3% widowed (slightly higher than the 6.9% for all of England), 3.3% separated and 0.2% in same-sex [[Civil partnership in the United Kingdom|civil partnerships]] (2.7% and 0.2% respectively in England). In 2011, there were 17,944 households in the Grantham urban area. It had a slightly lower than average proportion of one-person households (28.8% compared with England's figure of 30.2%); most other households consisted of one family, which was more common in Grantham than England as a whole (65.3% of the total, compared with 61.8% in England). This was because there were slightly higher than average rates of cohabiting couples (12% compared with 9.8%), lone parent households (11.2% against 10.6%) and married couples (34.2% compared with 33.2%), but fewer people in multiple and other household types (5.9% compared with 8%).<ref name="nomis-skeg" /><ref name="nomis-eng" />

The 2011 census showed the average age of Grantham's population to be in line with the national average; the mean age was 39.3 and the median 39 years, compared with 39.3 and 39 for England. 24.8% of the population was under 20, versus 24% of England's, and 22.4% of Grantham's population was aged over 60, compared with 22% of England's population.<ref name="nomis-skeg" /><ref name="nomis-eng" /> In 2011, 80.7% of the population were in good or very good health, compared to 81.4% in England, and 5.4% in very bad or bad health, exactly the same rate as in England. 18% of people (9.3% in 16–64 year-olds) also reported having their day-to-day activities limited, compared with 17.6% in England (8.2% in 16–64 year-olds).<ref name="nomis-skeg" /><ref name="nomis-eng" />

As of 2011, Grantham had similar proportions of people who owned their homes with or without a mortgage (62.2%) than in England (63.3%) and who [[Council house|rented socially]] (17.1% compared with 17.7% nationally); there was a slightly higher rate of [[Private rented sector|private renting]] (18.8% compared with 16.8%) while owner-occupiers were more likely to be mortgaged than in England as a whole (55.7% of them, compared with 51.8%). The proportion of household spaces which are [[Single-family detached home|detached]] or [[semi-detached]] houses is higher than average (27.8% and 33.6%, compared with 22.3% and 30.7%), while the proportion of households living in apartments, flats and maisonettes is much lower (13.1% against 22.1%). The proportion of [[Terraced house|terraced]] household spaces is similar (25.4% compared with 24.5%).<ref name="nomis-skeg" /><ref name="nomis-eng" />