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Mary Lowry — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Mary Lowry across the 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1905), then head of a 7-person household.
Age 35
b. ~1905
Female
Spouse
Born: Northern Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Lowry |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Northern Ireland |
| 1935 Residence (City) | Lynn city |
| 1935 Residence (County) | Essex |
| Naturalization Status | Alien |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birthplace (normalized) | northern ireland |
| Township / Ward | Lynn City |
| Est. Birth Year | ~1905 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ronald Lowry | Son | — | 2 | ~1938 |
| Margaret Lowry | Daughter | — | 8 | ~1932 |
| Mary Lowry | Spouse | — | 35 | ~1905 |
| Thomas Lowry | Son | — | ~1940 | |
| Francis Lowry | Son | — | 13 | ~1927 |
| Frank Lowry | Head | — | 42 | ~1898 |
| John Lowry | Son | — | 5 | ~1935 |
Census Appearances
1930
Essex, Massachusetts
Other, age 25
Essex, Massachusetts · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lowry |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Northern Ireland |
| Naturalization Status | First papers filed |
| Year of Immigration | 1923 |
| Age at First Marriage | 21 |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Northern Ireland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birthplace (normalized) | northern ireland |
1940
Essex-County, Massachusetts
Spouse, age 35
Essex-County, Massachusetts · implied b. ~1905 — 7 household members
| Surname | Lowry |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Northern Ireland |
| 1935 Residence (City) | Lynn city |
| 1935 Residence (County) | Essex |
| Naturalization Status | Alien |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birthplace (normalized) | northern 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 Lowry across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lowry
Spouse · 1940 · age 35 · b. ~1905 · 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
39 people indexed on this census page (nara:1940:m-t0627-01697-00301)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Stanley Karpinski | 24 | Head | Laborer | Mass |
| 42 | Jane Karpinski | 21 | Wife | Plastic Worker | Mass |
| 43 | Richard Karpinski | 1 | Son | — | Mass |
| 44 | Joseph Stachul | 33 | Head | Repairer | Mass |
| 45 | Helen Stachul | 35 | Wife | Sorter | Poland |
| 46 | Pauline Stachul | 12 | Daughter | — | Mass |
| 47 | Caroline Stachul | 10 | Daughter | — | Mass |
| 48 | Joseph Jr. Stachul | 5 | Son | — | Mass |
| 50 | John J. Casey | 44 | Head | Foreman | Mass |
| 51 | Sheila Casey | 42 | Wife | — | Irish Free State |
| 52 | John R. Casey | 4 | Son | — | Mass |
| 53 | Johanna Casey | 79 | Mother | — | Irish Free State |
| 54 | Lorenzo Johnson | 53 | Head | Production | Mass |
| 55 | Evelyn T. Johnson | 46 | Wife | — | Mass |
| 56 | Luke F. Delorfano | 33 | Head | Stock Clerk | Mass |
| 57 | Mary J. Delorfano | 24 | Wife | Connector | Mass |
| 58 | Everett P. Morris | 40 | Head | Foreman | Mass |
| 59 | Barbara V. Morris | 43 | Wife | Clerk | Mass |
| 60 | Mary A. Casey | 54 | Head | — | Mass |
| 61 | Bessie M. Casey | 50 | Daughter | Bookkeeper | Mass |
| 62 | David J. Kelleher | 76 | Boarder | — | Mass |
| 63 | Frank Lowry | 42 | Head | Laborer | Northern Ireland |
| 64 | Mary Lowry THIS PERSON | 35 | Wife | — | Northern Ireland |
| 65 | Francis Lowry | 13 | Son | — | Mass |
| 66 | Margaret A. Lowry | 8 | Daughter | — | Mass |
| 67 | John W. Lowry | 5 | Son | — | Mass |
| 68 | Ronald Lowry | 2 | Son | — | Mass |
| 69 | Thomas Lowry | 0 | Son | — | Mass |
| 70 | Florence E. Bibber | 69 | Head | — | Mass |
| 71 | Mary Horman | 65 | Head | — | Mass |
| 72 | Josephine Horman | 45 | Sister | — | Mass |
| 73 | James Horman | 55 | Brother | — | Mass |
| 74 | Margaret Kindoley | 77 | Head | Salesman | Mass |
| 75 | Mary J. Kindoley | 75 | Son | — | Mass |
| 76 | Frank Kindoley | 67 | Brother | — | Mass |
| 77 | James E. Mclaughlin | 45 | Brother-in-law | Pattern Foreman | Mass |
| 78 | Marie Mclaughlin | 47 | Sister | — | Mass |
| 79 | James Jr. Mclaughlin | 18 | Nephew | — | Mass |
| 80 | Marjorie Mclaughlin | 14 | Niece | — | Mass |
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)