MP
Mary Paul — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Mary Paul across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Michael & Mike — first a daughter (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Paul |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence City |
| Additional Details | |
| Occupation | new worker |
| Class of Worker | 6 |
| Highest Grade | H-4 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | New Worker |
| Township / Ward | Lawrence City |
| Est. Birth Year | ~1919 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Annie Paul | Daughter | — | 19 | ~1921 |
| Mary Paul | Daughter | — | 21 | ~1919 |
| Michael Paul | Head | — | 62 | ~1878 |
| Rose Paul | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Essex, Massachusetts
Daughter, age 1
Essex, Massachusetts · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Paul |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Armenia |
| Mother's Birthplace | Armenia |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Daughter, age 11
Essex, Massachusetts · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Paul |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Armenia |
| Mother's Birthplace | Armenia |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Daughter, age 21
Essex-County, Massachusetts · implied b. ~1919 — 4 household members
| Surname | Paul |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence City |
| Occupation | new worker |
| Class of Worker | 6 |
| Highest Grade | H-4 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Paul across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Paul (~0.92 confidence) and father Mike Paul (~0.92 confidence) and mother Rose Paul (~0.92 confidence) and mother Rose Paul (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Paul
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Mike Paul
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Rose Paul
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Rose Paul
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Paul
Daughter · 1940 · age 21 · b. ~1919 · Massachusetts
★ You are viewing this record
Sibling
Annie Paul
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
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
38 people indexed on this census page (nara:1940:m-t0627-01583-00694)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thomas Cronin | 49 | Head | Clerk | Massachusetts |
| 42 | Mae Dorothy Cronin | 16 | Daughter | — | Massachusetts |
| 43 | Viola S. Mcguigan | 45 | Head | Housework | Georgia |
| 44 | William Mcguigan | 17 | Son | — | Georgia |
| 45 | Jennie Mcguigan | 14 | Daughter | — | Georgia |
| 46 | Viola Mcguigan | 11 | Daughter | — | Georgia |
| 47 | Charles Mcguigan | 9 | Son | — | Ohio |
| 48 | Emma Ray | 45 | Head | — | Massachusetts |
| 49 | Thomas J. Ray | 25 | Head | Laborer | Massachusetts |
| 50 | Anthony Balub | 51 | Head | Washer | Russia |
| 51 | Mary Balub | 43 | Wife | Mill Operative | Poland |
| 52 | Michael Paul | 62 | Head | Clerk | Armenia |
| 53 | Rose A. Paul | 45 | Wife | — | Armenia |
| 54 | Mary Paul THIS PERSON | 21 | Daughter | New Worker | Massachusetts |
| 55 | Annie Paul | 19 | Daughter | New Worker | Massachusetts |
| 56 | Andrew Lavertue | 29 | Head | Weaver | Massachusetts |
| 57 | Mary J. Lavertue | 26 | Wife | Drawing | Massachusetts |
| 58 | Theresa Lavertue | 10 | Daughter | — | Massachusetts |
| 59 | Adreanna Lavertue | 62 | Mother | — | Canada French |
| 60 | Charles Atamian | 45 | Head | Gill Boy | Turkey |
| 61 | Albert Atamian | 35 | Brother | — | Turkey |
| 62 | John Scanlon | 63 | Head | — | Eire |
| 63 | Mary E. Scanlon | 62 | Wife | — | Massachusetts |
| 64 | William Scanlon | 24 | Son | Yard | Massachusetts |
| 65 | Nicolas Alexander | 55 | Head | Combing | Greece |
| 66 | Ralph Murphy | 30 | Head | Helper | Massachusetts |
| 67 | Ernestine Murphy | 22 | Wife | — | Georgia |
| 68 | Fanny Louise Murphy | 1 | Daughter | — | Massachusetts |
| 69 | James Murphy | 0 | Son | — | Massachusetts |
| 70 | Wilfred Lafontaine | 30 | Head | Filling Carrier | Massachusetts |
| 71 | Lillian Lafontaine | 25 | Wife | Mender | Massachusetts |
| 72 | Lillian Lafontaine | 9 | Daughter | — | Massachusetts |
| 73 | Wilfred Lafontaine | 7 | Son | — | Massachusetts |
| 74 | Mary Lafontaine | 57 | Head | — | Canada French |
| 75 | Ruth Lafontaine | 22 | Daughter | Twister | Massachusetts |
| 76 | Irene Lafontaine | 18 | Daughter | Spinner | Massachusetts |
| 77 | Agnes Lafontaine | 15 | Daughter | — | Massachusetts |
| 78 | Theresa Lafontaine | 14 | Daughter | — | Massachusetts |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)