SG
Sarah Graham — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Sarah Graham across the 1910, 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents William & Sarah — first a daughter (b.~1895), then head of a 3-person household.
Age 45
b. ~1895
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Graham |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Secretary |
| Industry | State Police |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Secretary |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1895 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| William Graham | Head | — | 67 | ~1873 |
| Sarah Graham | Daughter | — | 45 | ~1895 |
| Margaret Graham | Daughter | — | 42 | ~1898 |
Census Appearances
1910
Middlesex, Massachusetts
Daughter, age 16
Middlesex, Massachusetts · implied b. ~1894 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | Sarah J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ire. English |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 25
Middlesex, Massachusetts · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | Sarah J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland |
| Occupation | Stenographer |
| Industry | State |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 35
Middlesex, Massachusetts · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | Sarah J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Stenographer |
| Industry | Public Safety |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 45
Middlesex-County, Massachusetts · implied b. ~1895 — 3 household members
| Surname | Graham |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville City |
| 1935 Residence (County) | Middlesex |
| Occupation | Secretary |
| Industry | State Police |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | Hs 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 Sarah Graham across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Graham (~0.92 confidence) and mother Sarah Graham (~0.92 confidence) and mother Sarah Graham (~0.92 confidence) and father William Graham (~0.92 confidence) and father William Graham (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Graham
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Sarah Graham
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Sarah Graham
b. ~1871
Source mother
● Household
· direct · ~0.92
Father
William Graham
b. ~1873
Source father
● Household
· direct · ~0.92
Father
William Graham
b. ~1873
Source father
● Household
· direct · ~0.92
This person
Anchor record
Sarah Graham
Daughter · 1940 · age 45 · b. ~1895 · Massachusetts
★ You are viewing this record
Sibling
Margaret Graham
Sibling · 1940 · age 42
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-t0627-01703-00773)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Graham | 67 | Head | — | Massachusetts |
| 2 | Sarah Graham THIS PERSON | 45 | Daughter | Secretary | Massachusetts |
| 3 | Margaret Graham | 42 | Daughter | — | Massachusetts |
| 4 | Albert F. Suttle | 43 | Head | Chauffeur | Massachusetts |
| 5 | Amelia Suttle | 41 | Wife | — | Massachusetts |
| 6 | Albert F. Jr. Suttle | 12 | Son | — | Massachusetts |
| 7 | Frank Hennessy | 34 | Head | Truck Driver | Massachusetts |
| 8 | Josephine Hennessy | 32 | Wife | — | Massachusetts |
| 9 | Francis Hennessy | 13 | Son | — | Massachusetts |
| 10 | Doris Hennessy | 10 | Daughter | — | Massachusetts |
| 11 | Eugene Hennessy | 8 | Son | — | Massachusetts |
| 12 | Helen Hennessy | 5 | Daughter | — | Massachusetts |
| 13 | Elizabeth Hennessy | 3 | Daughter | — | Massachusetts |
| 14 | William J. Duddy | 47 | Head | Laborer | Maine |
| 15 | Elizabeth Duddy | 38 | Wife | Press Operator | Massachusetts |
| 16 | Arthur Duddy | 18 | Son | New Worker | Massachusetts |
| 17 | Dorothy Duddy | 17 | Daughter | — | Massachusetts |
| 18 | Elizabeth Duddy | 15 | Daughter | — | Massachusetts |
| 19 | Ruth Duddy | 13 | Daughter | — | Massachusetts |
| 20 | William Duddy | 9 | Son | — | Massachusetts |
| 21 | Richard Duddy | 7 | Son | — | Massachusetts |
| 22 | Albert Duddy | 5 | Son | — | Massachusetts |
| 23 | George Duddy | 3 | Son | — | Massachusetts |
| 24 | Pasquale Di Milla | 34 | Head | Carpenter | Italy |
| 25 | Mary Di Milla | 33 | Wife | — | Massachusetts |
| 26 | Alfred Di Milla | 11 | Son | — | Massachusetts |
| 27 | Vincent Di Milla | 7 | Son | — | Massachusetts |
| 28 | Robert Di Milla | 2 | Son | — | Massachusetts |
| 29 | Nicholas E. George | 27 | Head | Barber | Massachusetts |
| 30 | Dorothy George | 24 | Wife | — | Germany |
| 31 | Ernesto Panza | 63 | Head | — | Italy |
| 32 | Lucy Panza | 65 | Wife | — | Italy |
| 33 | Joseph Panza | 25 | Son | Mechanic | Massachusetts |
| 34 | Patrick C. Raino | 41 | Head | Manager | Massachusetts |
| 35 | Elizabeth Raino | 46 | Wife | — | Massachusetts |
| 36 | Louise Raino | 20 | Daughter | Salesgirl | Massachusetts |
| 37 | Irene Raino | 18 | Daughter | New Worker | Massachusetts |
| 38 | Florence Raino | 17 | Daughter | — | Massachusetts |
| 39 | William Raino | 14 | Son | — | Massachusetts |
| 40 | Lorraine Raino | 12 | Daughter | — | Massachusetts |
Pedigree Summary
Sarah + 1 sibling
Gen 1 · 5 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)