MF
Margaret Foster — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Norfolk-County, Massachusetts
Our Model Tree links this Margaret Foster across the 1930 and 1940 US Censuses in Norfolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 11-person household.
Age 20
b. ~1920
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Norfolk-County, Massachusetts |
| Surname | Foster |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Stoughton |
| 1935 Residence (County) | Norfolk |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Stoughton |
| Est. Birth Year | ~1920 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Rita Foster | Daughter | — | 24 | ~1916 |
| Elizabeth Mckenna | Other | — | 74 | ~1866 |
| Leo Foster | Son | — | 11 | ~1929 |
| Margaret Foster | Spouse | — | 48 | ~1892 |
| Edgar Foster | Head | — | 52 | ~1888 |
| Margaret Foster | Daughter | — | 20 | ~1920 |
| Olive Foster | Daughter | — | 17 | ~1923 |
| Mark Foster | Son | — | 5 | ~1935 |
| Helen Foster | Daughter | — | 22 | ~1918 |
| Joseph Foster | Son | — | 9 | ~1931 |
| Edgar Foster | Son | — | 14 | ~1926 |
Census Appearances
1930
Norfolk, Massachusetts
Daughter, age 9
Norfolk, Massachusetts · implied b. ~1921 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Norfolk-County, Massachusetts
Daughter, age 20
Norfolk-County, Massachusetts · implied b. ~1920 — 11 household members
| Surname | Foster |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Stoughton |
| 1935 Residence (County) | Norfolk |
| Hours Worked | 0 |
| Highest Grade | H 4 |
| 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 Foster across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Foster
Daughter · 1940 · age 20 · b. ~1920 · Massachusetts
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Sibling
Edgar Foster
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mark Foster
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olive Foster
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Foster
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Foster
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Foster
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Foster
Sibling · 1940 · age 24
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 — Norfolk-County, Massachusetts
Open full size
1940 US Federal Census — Norfolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01633-00106)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Benedict Mackiewicz | 65 | Head | Coat Maker | Lithuania |
| 2 | Ana Mackiewicz | 59 | Wife | — | Lithuania |
| 3 | John Benedict Jr. | 36 | Son | Chemist | Massachusetts |
| 4 | Agnes Benedict Jr. | 34 | Daughter | Clerk | Massachusetts |
| 5 | Frederick Benedict Jr. | 16 | Son | — | Massachusetts |
| 6 | Manuel Carvalho | 44 | Head | Mixer | Portugal |
| 7 | Julia Carvalho | 40 | Wife | — | Massachusetts |
| 8 | Marie Carvalho | 4 | Daughter | — | Massachusetts |
| 9 | Joseph Carvalho | 3 | Son | — | Massachusetts |
| 10 | Anthony Souza | 44 | Head | — | Portugal |
| 11 | Isabel Souza | 26 | Wife | Inspector | Portugal |
| 12 | Nelson Souza | 5 | Son | — | Massachusetts |
| 13 | Kenneth Souza | 3 | Son | — | Massachusetts |
| 14 | Frank Prakalis | 62 | Head | Millman | Lithuania |
| 15 | Anna Prakalis | 65 | Wife | — | Lithuania |
| 16 | Frank J. Shooter | 35 | Step-son | Agent | Latvia |
| 17 | Leonard Farmer | 32 | Head | Foreman | Massachusetts |
| 18 | Kathleen Farmer | 38 | Wife | Mender | Massachusetts |
| 19 | Alfred J. Willis | 65 | Head | Trader | Massachusetts |
| 20 | Edgar Foster | 52 | Head | Foreman | New Hampshire |
| 21 | Margaret Foster | 48 | Wife | — | Massachusetts |
| 22 | Rita Foster | 24 | Daughter | Stenographer | Massachusetts |
| 23 | Helen Foster | 22 | Daughter | Finisher | Massachusetts |
| 24 | Margaret Foster THIS PERSON | 20 | Daughter | — | Massachusetts |
| 25 | Olive Foster | 17 | Daughter | — | Massachusetts |
| 26 | Edgar Jr. Foster | 14 | Son | — | Massachusetts |
| 27 | Leo Foster | 11 | Son | — | Massachusetts |
| 28 | Joseph Foster | 9 | Son | — | Massachusetts |
| 29 | Mark Foster | 5 | Son | — | Massachusetts |
| 30 | Elizabeth Mckenna | 74 | Mother-in-law | — | Massachusetts |
| 31 | Francis Coe | 34 | Head | Merchant | Massachusetts |
| 32 | Margaret Coe | 36 | Wife | Telephone Operator | Massachusetts |
| 33 | William Coe | 7 | Son | — | Massachusetts |
| 34 | Robert Coe | 5 | Son | — | Massachusetts |
| 35 | Sarah Coates | 80 | Mother-in-law | Waitress | Massachusetts |
| 36 | Sam Bookin | 48 | Head | Foreman | Russia |
| 37 | Rose Bookin | 46 | Wife | — | Russia |
| 38 | Ruth Bookin | 19 | Daughter | Stitcher | New York |
| 39 | David Bookin | 15 | Son | — | New York |
| 40 | Charlotte Bookin | 8 | Daughter | — | New York |
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)