MS
Marjorie Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Marjorie Smith across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Smith |
| Given Name | Marjorie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Malden City |
| Est. Birth Year | ~1926 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marjorie | Age | Birth yr |
|---|---|---|---|---|
| Ruth Smith | Daughter | — | 17 | ~1923 |
| Norma Smith | Daughter | — | 9 | ~1931 |
| Virginia Smith | Daughter | — | 11 | ~1929 |
| Shirley Smith | Daughter | — | 15 | ~1925 |
| Marjorie Smith | Daughter | — | 14 | ~1926 |
| Peter Smith | Head | — | 57 | ~1883 |
| Ross Smith | Son | — | 18 | ~1922 |
| Russell Smith | Son | — | 19 | ~1921 |
| J Smith | Son | — | 27 | ~1913 |
| Jessie Smith | Spouse | — | 51 | ~1889 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 4
Middlesex, Massachusetts · implied b. ~1926 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Marjorie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | England |
| Mother's Birthplace | Canada-English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 14
Middlesex-County, Massachusetts · implied b. ~1926 — 10 household members
| Surname | Smith |
| Given Name | Marjorie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 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 Marjorie Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marjorie Smith
Daughter · 1940 · age 14 · b. ~1926 · Massachusetts
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Sibling
J Smith
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ross Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norma Smith
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Smith
Sibling · 1940 · age 11
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-t0627-01609-00414)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Macintire | 40 | Head | Laborer | Massachusetts |
| 42 | Mary Macintire | 35 | Wife | — | Massachusetts |
| 43 | Mary T. Macintire | 12 | Daughter | — | Massachusetts |
| 44 | Clara F. Macintire | 10 | Daughter | — | Massachusetts |
| 45 | William J. Macintire | 9 | Son | — | Massachusetts |
| 46 | Robert G. Macintire | 4 | Daughter | — | Massachusetts |
| 47 | Michael J. Macintire | 2 | Son | — | Massachusetts |
| 48 | Lucy Stratton | 80 | Head | — | Massachusetts |
| 49 | George Stratton | 47 | Son | Laborer | Massachusetts |
| 50 | Grace Stratton | 40 | Daughter | — | Massachusetts |
| 51 | Irene Snow | 45 | Daughter | Nursemaid | Massachusetts |
| 52 | Peter H. Smith | 57 | Head | Foreman | England |
| 53 | Jessie Smith | 51 | Wife | — | Canada-Eng |
| 54 | J. Harold Smith | 27 | Son | Meat Selector | Canada-Eng |
| 55 | Ruth Smith | 17 | Daughter | — | Massachusetts |
| 56 | Shirley Smith | 15 | Daughter | — | Massachusetts |
| 57 | Marjorie Smith THIS PERSON | 14 | Daughter | — | Massachusetts |
| 58 | Virginia Smith | 11 | Daughter | — | Massachusetts |
| 59 | Norma Smith | 9 | Daughter | — | Canada-Eng |
| 60 | Ross Smith | 18 | Son | Operator | Massachusetts |
| 61 | Russell Smith | 19 | Son | Clerk | Massachusetts |
| 62 | Carl G. Swenson | 63 | Head | Meter Gas | Sweden |
| 63 | Bertil Swenson | 35 | Son | Ironworker | Massachusetts |
| 64 | Nils Swenson | 25 | Son | Ice Delivery | Massachusetts |
| 65 | Clarence Swenson | 23 | Son | Truck Driver | Massachusetts |
| 66 | Howard Roderick | 56 | Head | Electrician | Canada-Eng |
| 67 | Lola Roderick | 46 | Wife | Attendant | Vermont |
| 68 | Beatrice Roderick | 18 | Son | — | Massachusetts |
| 69 | George Smith | 23 | Boarder | Meat Handler | Massachusetts |
| 70 | Evelyn Smith | 25 | Daughter | — | Massachusetts |
| 71 | Margaret Connolly | 64 | Head | — | Eire |
| 72 | Paul D. Connolly | 26 | Son | — | Massachusetts |
| 73 | John J. Connolly | 29 | Son | Laborer | Massachusetts |
| 74 | Eugene Ferris | 73 | Head | Seaman | Eire |
| 75 | Christina Ferris | 53 | Wife | — | New Hampshire |
| 76 | Claes Modin | 75 | Head | — | Sweden |
| 77 | Ellen J. Modin | 71 | Wife | — | Sweden |
| 78 | Clifford Luxton | 61 | Head | Plasterer | Canada-Eng |
| 79 | Robin Luxton | 68 | Wife | — | Canada-Eng |
| 80 | Jeanette Ross | 70 | Sister-in-law | — | Canada-Eng |
Related Census Records
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)