MH
Margaret Hill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Margaret Hill across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 13-person household.
Age 17
b. ~1923
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Hill |
| Given Name | Margaret A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Framingham |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Framingham |
| Est. Birth Year | ~1923 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Ruby Hill | Daughter | — | 18 | ~1922 |
| Judith Hill | Daughter | — | ~1940 | |
| Margaret Hill | Daughter | — | 17 | ~1923 |
| Vivian Hill | Daughter | — | 20 | ~1920 |
| Mary Hill | Daughter | — | 13 | ~1927 |
| Thomas Hill | Head | — | 50 | ~1890 |
| Miles Hill | Son | — | 6 | ~1934 |
| Horace Hill | Son | — | 12 | ~1928 |
| Douglas Hill | Son | — | 9 | ~1931 |
| George Hill | Son | — | 21 | ~1919 |
| Richard Hill | Son | — | 4 | ~1936 |
| Thomas Hill | Son | — | 15 | ~1925 |
| Ada Hill | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 6
Middlesex, Massachusetts · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada English |
| Mother's Birthplace | Canada English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 17
Middlesex-County, Massachusetts · implied b. ~1923 — 13 household members
| Surname | Hill |
| Given Name | Margaret A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Framingham |
| 1935 Residence (County) | Middlesex |
| Class of Worker | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Margaret Hill across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Hill
Daughter · 1940 · age 17 · b. ~1923 · Massachusetts
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Sibling
Thomas Hill
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vivian Hill
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Miles Hill
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Hill
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Judith Hill
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hill
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruby Hill
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Douglas Hill
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Horace Hill
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Hill
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01606-00523)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas H. Hill | 50 | Head | Brakeman | Massachusetts |
| 2 | Ada L. Hill | 40 | Wife | — | Canada English |
| 3 | George L. Hill | 21 | Son | Salesman | Massachusetts |
| 4 | Vivian W. Hill | 20 | Daughter | — | Massachusetts |
| 5 | Ruby M. Hill | 18 | Daughter | — | Massachusetts |
| 6 | Margaret A. Hill THIS PERSON | 17 | Daughter | — | Massachusetts |
| 7 | Thomas H. Hill | 15 | Son | — | Massachusetts |
| 8 | Mary M. Hill | 13 | Daughter | — | Massachusetts |
| 9 | Horace W. Hill | 12 | Son | — | Massachusetts |
| 10 | Douglas B. Hill | 9 | Son | — | Massachusetts |
| 11 | Miles L. Hill | 6 | Son | — | Massachusetts |
| 12 | Richard W. Hill | 4 | Son | — | Massachusetts |
| 13 | Judith Hill | 0 | Daughter | — | Massachusetts |
| 14 | Eugene Rollins | 57 | Head | Laborer | Massachusetts |
| 15 | Katherine Rollins | 51 | Wife | — | Canada English |
| 16 | Harry Rollins | 24 | Son | Paper Converter | Massachusetts |
| 17 | Jean Rollins | 20 | Daughter | Assembler | Massachusetts |
| 18 | James Rollins | 18 | Son | — | Massachusetts |
| 19 | Charles F. Varney | 35 | Head | Laborer | Massachusetts |
| 20 | Florence B. Varney | 48 | Wife | Stitcher | Massachusetts |
| 21 | Thomas R. Tanner | 53 | Head | Engineer | Massachusetts |
| 22 | Martha S. Tanner | 48 | Wife | — | Massachusetts |
| 23 | Sherwood Biggs | 29 | Head | Clerk | Massachusetts |
| 24 | Elizabeth Biggs | 29 | Wife | — | Massachusetts |
| 25 | Allan Biggs | 3 | Son | — | Massachusetts |
| 26 | Roger Biggs | 0 | Son | — | Massachusetts |
| 27 | Fred W. Crowley | 37 | Head | Machinist | Massachusetts |
| 28 | Mabel B. Crowley | 38 | Wife | — | Massachusetts |
| 29 | Louise L. Crowley | 11 | Daughter | — | Massachusetts |
| 30 | George E. Wigant | 57 | Head | Carpenter | Massachusetts |
| 31 | Josephine P. Wigant | 55 | Wife | — | Massachusetts |
| 32 | Edward S. Wigant | 11 | Son | — | Massachusetts |
| 33 | F. Alden Wright | 27 | Head | Sub Carrier | Vermont |
| 34 | Priscilla Wright | 28 | Wife | — | Canada English |
| 35 | Robert Wright | 21 | Brother | Dish Washer | Vermont |
| 36 | Howard S. Towne | 42 | Head | Laborer | Massachusetts |
| 37 | Joseph Towne | 21 | Son | Assembler | Massachusetts |
| 38 | Katherine Towne | 15 | Daughter | — | Massachusetts |
| 39 | Patricia Towne | 9 | Daughter | — | Massachusetts |
| 40 | Joan Towne | 5 | Daughter | — | Massachusetts |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)