MW
Mary Ward — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Mary Ward across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 3-person household.
Age 58
b. ~1882
Female
Spouse
Born: Canada
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Ward |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Canada |
| 1935 Residence (City) | Waltham |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
| Township / Ward | Waltham |
| Est. Birth Year | ~1882 |
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 |
|---|---|---|---|---|
| Mary Ward | Daughter | — | 33 | ~1907 |
| Robert Ward | Head | — | 59 | ~1881 |
| Mary Ward | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Middlesex, Massachusetts
Spouse, age 35
Middlesex, Massachusetts · implied b. ~1885 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ward |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Canada |
| Year of Immigration | 1901 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Year of Naturalization | 1916 |
| Birthplace (normalized) | canada |
1930
Middlesex, Massachusetts
Spouse, age 44
Middlesex, Massachusetts · implied b. ~1886 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ward |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Canada |
| Naturalization Status | Naturalized |
| Year of Immigration | 1902 |
| Age at First Marriage | 16 |
| Father's Birthplace | Canada |
| Mother's Birthplace | Canada |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
1940
Middlesex-County, Massachusetts
Spouse, age 58
Middlesex-County, Massachusetts · implied b. ~1882 — 3 household members
| Surname | Ward |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Canada |
| 1935 Residence (City) | Waltham |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Canada |
| Birthplace (normalized) | canada |
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 Ward 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 Ward
Spouse · 1940 · age 58 · b. ~1882 · 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 — 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-t0627-01619-00212)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eliya Rankin | 54 | Housekeeper | Housekeeper | Canada |
| 2 | Robert R. Ward | 59 | Head | Watch Maker | Canada |
| 3 | Mary Ward THIS PERSON | 58 | Wife | — | Canada |
| 4 | Mary Ward | 33 | Daughter | Watch Maker | Mass |
| 5 | Earl W. Ward | 34 | Head | Watch Maker | Mass |
| 6 | Florence Ward | 26 | Wife | — | Mass |
| 7 | Diane Ward | 5 | Daughter | — | Mass |
| 8 | Mary Ward | 3 | Daughter | — | Mass |
| 9 | Earl Jr. Ward | 2 | Son | — | Mass |
| 10 | Garfield R. Burgess | 39 | Head | Carpenter | Canada |
| 11 | Beatrice M. Burgess | 35 | Wife | — | Canada |
| 12 | Gerald Burgess | 17 | Son | — | Canada |
| 13 | Douglas Burgess | 15 | Son | — | Canada |
| 14 | Phillip Burgess | 8 | Son | — | Mass |
| 15 | Robert Burgess | 2 | Son | — | Mass |
| 16 | Ray G. Wood | 28 | Head | Attendant | Mass |
| 17 | Edith E. Wood | 30 | Wife | — | Mass |
| 18 | Richard G. Wood | 5 | Son | — | Mass |
| 19 | David L. Wood | 1 | Son | — | Mass |
| 20 | Jens Nelsen | 44 | Head | Machinist | Denmark |
| 21 | Alice Nelsen | 33 | Wife | — | Mass |
| 22 | John Nelsen | 11 | Son | — | Mass |
| 23 | Phelps Bolland | 73 | Head | Watch Maker | Maine |
| 24 | Margaret Bolland | 73 | Wife | — | Vermont |
| 25 | Norman Busby | 44 | Head | Salesman | Mass |
| 26 | Winona Busby | 37 | Wife | — | Vermont |
| 27 | Charles D. Fisher | 58 | Head | Stockman | Michigan |
| 28 | Mary A. Fisher | 62 | Wife | — | Mass |
| 29 | George E. Higgins | 45 | Head | Chauffeur | Mass |
| 30 | Catherine Higgins | 46 | Wife | — | Mass |
| 31 | Frederick Higgins | 22 | Son | Farmer | Mass |
| 32 | Muriel Higgins | 14 | Daughter | — | Mass |
| 33 | Donald Kierstead | 44 | Head | Laborer | Maine |
| 34 | Olive R. Kierstead | 46 | Wife | — | Mass |
| 35 | Ruth D. Kierstead | 19 | Daughter | — | Mass |
| 36 | Mary E. Kierstead | 8 | Daughter | — | Mass |
| 37 | Harry Apott | 32 | Head | Farmer | Canada |
| 38 | Etta Apott | 31 | Wife | — | Canada |
| 39 | Geraldine Apott | 8 | Daughter | — | Mass |
| 40 | Charles H. Boyd | 26 | Head | Brakeman | New Jersey |
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)