MG
Mary Graham — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Mary Graham across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 3-person household.
Age 57
b. ~1883
Female
Spouse
Born: Vermont
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Graham |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
| Township / Ward | Boston |
| Est. Birth Year | ~1883 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Frank Graham | Head | — | 65 | ~1875 |
| Frank Graham | Son | — | 34 | ~1906 |
| Mary Graham | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Suffolk, Massachusetts
Spouse, age 36
Suffolk, Massachusetts · implied b. ~1884 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Vermont |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1930
Suffolk, Massachusetts
Other, age 46
Suffolk, Massachusetts · implied b. ~1884 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graham |
| Given Name | Mary R. |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Vermont |
| Age at First Marriage | 20 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Vermont |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1940
Suffolk-County, Massachusetts
Spouse, age 57
Suffolk-County, Massachusetts · implied b. ~1883 — 3 household members
| Surname | Graham |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
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 Graham across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Graham
Spouse · 1940 · age 57 · b. ~1883 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01675-00119)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Brown | 23 | Son | Attendant | Massachusetts |
| 42 | William S. Brown | 37 | Head | Salesman | Massachusetts |
| 43 | Irene Brown | 31 | Wife | — | Massachusetts |
| 44 | Doris Brown | 10 | Daughter | — | Massachusetts |
| 45 | Evelyn Brown | 7 | Daughter | — | Massachusetts |
| 46 | William Brown | 1 | Son | — | Massachusetts |
| 47 | Allan S. King | 35 | Head | Laborer | Massachusetts |
| 48 | Annie M. King | 30 | Wife | — | Massachusetts |
| 49 | Shirley M. King | 10 | Daughter | — | Massachusetts |
| 50 | James A. King | 7 | Son | — | Massachusetts |
| 51 | Arthur J. King | 3 | Son | — | Massachusetts |
| 52 | Henry H. Neary | 59 | Head | Motorman | England |
| 53 | Annie R. Neary | 57 | Wife | — | Nova Scotia |
| 54 | Mary E. Brady | 71 | Head | — | Eire |
| 55 | Louise Brady | 35 | Daughter | Candy Packer | Massachusetts |
| 56 | John E. Brady | 40 | Son | Auto-Repairman | Massachusetts |
| 57 | Joseph A. Gross | 53 | Head | Machinist | Massachusetts |
| 58 | Mary A. Gross | 51 | Wife | — | Massachusetts |
| 59 | Dorothy E. Gross | 27 | Daughter | Clerk | Massachusetts |
| 60 | John Walsh | 78 | Father-in-law | — | Eire |
| 61 | Elizabeth B. Taylor | 41 | Head | — | Massachusetts |
| 62 | Helen Taylor | 16 | Daughter | — | Massachusetts |
| 63 | Dorothy Taylor | 13 | Daughter | — | Massachusetts |
| 64 | James W. Courtney | 61 | Head | Laborer | Massachusetts |
| 65 | Katherine A. Courtney | 64 | Sister | — | Massachusetts |
| 66 | Frank E. Graham | 65 | Head | Advertising | Massachusetts |
| 67 | Mary Graham THIS PERSON | 57 | Wife | — | Vermont |
| 68 | Frank E. Graham | 34 | Son | Clerk | Vermont |
| 69 | John O. Willard | 30 | Head | Truck Driver | Massachusetts |
| 70 | Margaret Willard | 24 | Wife | — | Massachusetts |
| 71 | John Willard | 5 | Son | — | Massachusetts |
| 72 | Robert Willard | 3 | Son | — | Massachusetts |
| 73 | Janet Willard | 0 | Daughter | — | Massachusetts |
| 74 | Martin Montague | 29 | Head | Draftsman | Massachusetts |
| 75 | Margaret B. Montague | 23 | Wife | — | Massachusetts |
| 76 | Joseph Montague | 3 | Son | — | Massachusetts |
| 77 | Elenor Montague | 2 | Daughter | — | Massachusetts |
| 78 | William Fitzgerald | 57 | Father-in-law | Blacksmith | Eire |
| 79 | Helen Fitzgerald | 15 | Sister-in-law | — | Massachusetts |
| 80 | William J. Deveney | 68 | Head | — | Northern Ireland |
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)