MC
Mary Collins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Mary Collins across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1880), then head of a 5-person household.
Age 60
b. ~1880
Female
Spouse
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Collins |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Methuen |
| 1935 Residence (County) | Essex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | winder |
| Industry | Woolen Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 580 |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Winder |
| Township / Ward | Methuen |
| Est. Birth Year | ~1880 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Hazel Collins | Daughter | — | 22 | ~1918 |
| James Collins | Head | — | 59 | ~1881 |
| Philip Collins | Son | — | 34 | ~1906 |
| Mis-Informed Collins | Son | — | 18 | ~1922 |
| Mary Collins | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Essex, Massachusetts
Spouse, age 39
Essex, Massachusetts · implied b. ~1881 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1913 |
| Naturalization Status | Alien |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | section hand |
| Industry | woolen mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Essex, Massachusetts
Spouse, age 50
Essex, Massachusetts · implied b. ~1880 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1912 |
| Age at First Marriage | 23 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Essex-County, Massachusetts
Spouse, age 60
Essex-County, Massachusetts · implied b. ~1880 — 5 household members
| Surname | Collins |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Methuen |
| 1935 Residence (County) | Essex |
| Naturalization Status | Naturalized |
| Occupation | winder |
| Industry | Woolen Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 580 |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Collins 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 Collins
Spouse · 1940 · age 60 · b. ~1880 · 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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01586-00414)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Grace R. Reever | 20 | daughter | New Worker | Massachusetts |
| 2 | Leonard H. Reever | 15 | son | New Worker | Massachusetts |
| 3 | Roland H. Desroches | 24 | Head | Washer | Massachusetts |
| 4 | Irene M. Desroches | 23 | wife | Yarn Hand | Massachusetts |
| 5 | John P. Desroches | 13 | son | — | Massachusetts |
| 6 | John P. Mungall | 45 | father-in-law | Slasher | England |
| 7 | Laura R. Mungall | 46 | mother-in-law | Winder | England |
| 8 | John J. Melia | 36 | Head | Laborer | England |
| 9 | Johanna T. Melia | 37 | wife | — | England |
| 10 | Patricia M. Melia | 12 | daughter | — | Massachusetts |
| 11 | Frances Melia | 10 | daughter | — | Massachusetts |
| 12 | John N. Melia | 8 | son | — | Massachusetts |
| 13 | Maureen Melia | 5 | daughter | — | Massachusetts |
| 14 | Anne M. Melia | 0 | daughter | — | Massachusetts |
| 15 | James H. Enwright | 27 | brother-in-law | Comber | England |
| 16 | James H. Collins | 59 | Head | Laborer Wpa | England |
| 17 | Mary Collins THIS PERSON | 60 | wife | Winder | England |
| 18 | Philip Collins | 34 | son | Laborer | England |
| 19 | Hazel Collins | 22 | daughter | New Worker | Massachusetts |
| 20 | Mis-Informed Collins | 18 | son | — | Massachusetts |
| 21 | James S. Carney | 43 | Head | Janitor | England |
| 22 | Anna G. Carney | 39 | wife | — | Massachusetts |
| 23 | Mary A. Carney | 14 | daughter | — | Massachusetts |
| 24 | Claire Carney | 13 | daughter | — | Massachusetts |
| 25 | James E. Carney | 11 | son | — | Massachusetts |
| 26 | Harold Smith | 46 | Head | Section Hand | England |
| 27 | Clarice Smith | 46 | wife | 600 | England |
| 28 | Fred Smith | 18 | son | New Worker | England |
| 29 | Roland Smith | 16 | son | — | Massachusetts |
| 30 | Chester Kowalczyk | 25 | Head | Trimmer | Massachusetts |
| 31 | Helen M. Kowalczyk | 22 | wife | — | Massachusetts |
| 32 | Chester Jr. Kowalczyk | 5 | son | — | Massachusetts |
| 33 | Charles Papadoukas | 48 | Head | Weaver | Lithuania |
| 34 | Jennie Papadoukas | 45 | wife | — | Lithuania |
| 35 | Jennie B. Papadoukas | 23 | step-daughter | Saleswoman | Massachusetts |
| 36 | Timothy M. Hennesy | 38 | Head | Salesman | Massachusetts |
| 37 | Emily J. Hennesy | 26 | wife | — | Massachusetts |
| 38 | Cynthia M. Hennesy | 2 | daughter | — | Massachusetts |
| 39 | Anthony J. Flaherty | 40 | Head | Steam Engineer | Irish Free State |
| 40 | Ellen R. Flaherty | 40 | wife | — | 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)