MD
Mary Doherty — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Mary Doherty across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 9-person household.
Age 55
b. ~1885
Female
Spouse
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Doherty |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Woburn |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Industry | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Woburn |
| Est. Birth Year | ~1885 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| James Doherty | Head | — | 56 | ~1884 |
| Charles Doherty | Son | — | 14 | ~1926 |
| Philip Doherty | Son | — | 16 | ~1924 |
| Mary Doherty | Spouse | — | 55 | ~1885 |
| Daniel Doherty | Son | — | 24 | ~1916 |
| Joseph Doherty | Son | — | 18 | ~1922 |
| James Doherty | Son | — | 12 | ~1928 |
| Neil Doherty | Son | — | 20 | ~1920 |
| William Doherty | Son | — | 26 | ~1914 |
Census Appearances
1920
Middlesex, Massachusetts
Other, age 35
Middlesex, Massachusetts · implied b. ~1885 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doherty |
| Given Name | Mary |
| Relationship to Head | Servant |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1904 |
| Naturalization Status | Alien |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Servant |
| Industry | Private family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Suffolk, Massachusetts
Other, age 46
Suffolk, Massachusetts · implied b. ~1884 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doherty |
| Given Name | Mary |
| Relationship to Head | Servant |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Single |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1904 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Servant |
| Industry | Private Family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Middlesex-County, Massachusetts
Spouse, age 55
Middlesex-County, Massachusetts · implied b. ~1885 — 9 household members
| Surname | Doherty |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Woburn |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Industry | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Doherty across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Doherty
Spouse · 1940 · age 55 · b. ~1885 · 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-t0627-01622-00549)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Warren Lang | 19 | Son | New Worker | Massachusetts |
| 42 | Walter Lang | 12 | Son | — | Massachusetts |
| 43 | Isaac Hopkinson | 54 | Head | — | Massachusetts |
| 44 | Rose Hopkinson | 56 | Wife | — | Massachusetts |
| 45 | Russell Hopkinson | 17 | Son | — | Massachusetts |
| 46 | Robert Norton | 33 | Head | Salesman | Massachusetts |
| 47 | Doris Norton | 32 | Wife | — | Massachusetts |
| 48 | Dorothy Norton | 13 | Daughter | — | Massachusetts |
| 49 | Robert Norton | 11 | Son | — | Massachusetts |
| 50 | Karl Norton | 5 | Son | — | Massachusetts |
| 51 | Kathryn Callahan | 51 | Head | — | California |
| 52 | John Callahan | 17 | Son | — | Massachusetts |
| 53 | Jean Callahan | 17 | Daughter | — | Massachusetts |
| 54 | Davis Moore | 42 | Head | Housekeeper | Massachusetts |
| 55 | Dorothy Moore | 22 | Daughter | — | Massachusetts |
| 56 | William Moore | 20 | Son | Upholster | Massachusetts |
| 57 | Marian Moore | 19 | Daughter | Housekeeper | Massachusetts |
| 58 | Marjorie Moore | 18 | Daughter | Housekeeper | Massachusetts |
| 59 | Robert Moore | 17 | Son | — | Massachusetts |
| 60 | Richard Moore | 10 | Son | — | Massachusetts |
| 61 | Joseph Connolly | 40 | Head | Laborer | Massachusetts |
| 62 | Josephine Connolly | 38 | Wife | — | Massachusetts |
| 63 | Robert Connolly | 11 | Son | — | Massachusetts |
| 64 | Mary Jane Connolly | 4 | Daughter | — | Massachusetts |
| 65 | James Doherty | 56 | Head | — | Ireland |
| 66 | Mary Doherty THIS PERSON | 55 | Wife | — | Ireland |
| 67 | William Doherty | 26 | Son | Laborer | Massachusetts |
| 68 | Daniel Doherty | 24 | Son | — | Massachusetts |
| 69 | Neil Doherty | 20 | Son | Laborer | Massachusetts |
| 70 | Joseph Doherty | 18 | Son | — | Massachusetts |
| 71 | Philip Doherty | 16 | Son | — | Massachusetts |
| 72 | Charles Doherty | 14 | Son | — | Massachusetts |
| 73 | James Doherty | 12 | Son | — | Massachusetts |
| 74 | Margaret Durkee | 58 | Head | — | Canada-English |
| 75 | Louise Durkee | 23 | Daughter | Clerk | Massachusetts |
| 76 | William Dobbins | 55 | Head | Laborer | Ireland |
| 77 | Rita Dobbins | 21 | Daughter | Waitress | Massachusetts |
| 78 | Gertrude Dobbins | 18 | Daughter | — | Massachusetts |
| 79 | James Dobbins | 15 | Son | — | Massachusetts |
| 80 | Edward Dobbins | 12 | Son | — | Massachusetts |
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)