MF
Mary Foster — 1940 US Census Record
Model Tree available1940 United States Federal Census · Norfolk-County, Massachusetts
Our Model Tree links this Mary Foster across the 1920, 1930 and 1940 US Censuses in Norfolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents George & Hamilton — first a daughter (b.~1919), then head of a 2-person household.
Age 21
b. ~1919
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Norfolk-County, Massachusetts |
| Surname | Foster |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | North Natick |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Model |
| Industry | Fashion Shows |
| Class of Worker | PW |
| Income (1939) | 300 |
| Highest Grade | C 4 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Model |
| Township / Ward | Dedham |
| Est. Birth Year | ~1919 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Foster | Daughter | — | 21 | ~1919 |
| Alice Foster | Head | — | 52 | ~1888 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age
Middlesex, Massachusetts · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 11
Middlesex, Massachusetts · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Mary S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Norfolk-County, Massachusetts
Daughter, age 21
Norfolk-County, Massachusetts · implied b. ~1919 — 2 household members
| Surname | Foster |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | North Natick |
| 1935 Residence (County) | Middlesex |
| Occupation | Model |
| Industry | Fashion Shows |
| Class of Worker | PW |
| Income (1939) | 300 |
| Highest Grade | C 4 |
| 1935 Residence | Massachusetts |
| 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 Mary Foster across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Foster (~0.92 confidence) and father Hamilton Foster (~0.92 confidence) and mother Mary Foster (~0.92 confidence) and mother Alice Foster (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Foster
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Hamilton Foster
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Mary Foster
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Alice Foster
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Foster
Daughter · 1940 · age 21 · b. ~1919 · Massachusetts
★ You are viewing this record
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-t0627-01626-00764)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Daley | 44 | Head | Shoe Mfg. | Massachusetts |
| 2 | Louise Daley | 40 | Wife | — | Arkansas |
| 3 | Lansdale Daley | 16 | Daughter | — | Massachusetts |
| 4 | Robert Daley | 13 | Son | — | Florida |
| 5 | Alexander Daley | 4 | Son | — | Massachusetts |
| 6 | W. Caldwell Watson | 29 | Brother-in-law | Traveling Sales | Arkansas |
| 7 | Lansdale Watson | 26 | Sister-in-law | Promotion | Arkansas |
| 8 | George Henson | 37 | Servant | Houseman | Arkansas |
| 9 | Luella Henson | 33 | Servant | Cook | Arkansas |
| 10 | Roger Conant | 55 | Head | Trustee | Massachusetts |
| 11 | Hilda Conant | 45 | Wife | — | Michigan |
| 12 | Archer Conant | 24 | Son | Office Clerk | Massachusetts |
| 13 | Roger Conant | 21 | Son | — | Massachusetts |
| 14 | John Conant | 16 | Son | — | Massachusetts |
| 15 | Eleanor Mccarthy | 34 | Maid | General Maid | Canada Eng |
| 16 | Everett Ladd | 41 | Head | Principal | Connecticut |
| 17 | Jane Ladd | 36 | Wife | — | New Jersey |
| 18 | E. William Ladd | 9 | Son | — | Massachusetts |
| 19 | Joseph Ladd | 6 | Son | — | Massachusetts |
| 20 | John Davie | 77 | Head | Gardener | Scotland |
| 21 | Thomas Doggett | 77 | Head | — | Massachusetts |
| 22 | Mary Doggett | 74 | Wife | — | Eire |
| 23 | William Doggett | 45 | Head | Stationary Engineer | Massachusetts |
| 24 | Margaret Doggett | 35 | Wife | — | Connecticut |
| 25 | Edgar Upham | 34 | Head | Inspector | Maine |
| 26 | Elizabeth Upham | 31 | Wife | — | Massachusetts |
| 27 | Albert Upham | 9 | Son | — | Massachusetts |
| 28 | Edgar Upham | 7 | Son | — | Massachusetts |
| 29 | Eliza Upham | 65 | Mother | — | Maine |
| 30 | Charles Loring | 65 | Head | Agent | Massachusetts |
| 31 | Ferdinand Moore | 61 | Head | Blaster | Connecticut |
| 32 | Catherine Lynch | 80 | Aunt | — | Massachusetts |
| 33 | Fred Beckford | 23 | Head | Special Agent | Massachusetts |
| 34 | Pauline Beckford | 26 | Wife | — | Vermont |
| 35 | Joseph Beckford | 2 | Son | — | Massachusetts |
| 36 | Helen Brickman | 20 | Maid | General Maid | Massachusetts |
| 37 | Alice Foster | 52 | Head | Editor | New York |
| 38 | Mary Foster THIS PERSON | 21 | Daughter | Model | Massachusetts |
| 39 | Elliott Putman | 60 | Head | Architect | Massachusetts |
| 40 | Margherita Putman | 61 | Wife | — | Massachusetts |
Pedigree Summary
Mary
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)