JM
John Murray — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this John Murray across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Henry — first a son (b.~1913), then head of a 10-person household.
Age 27
b. ~1913
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Murray |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | New Worker |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | New Worker |
| Township / Ward | Boston City |
| Est. Birth Year | ~1913 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Alice Murray | Daughter | — | 10 | ~1930 |
| Lila Murray | Daughter | — | 17 | ~1923 |
| Alice Murray | Daughter | — | 21 | ~1919 |
| Elizabeth Murray | Daughter | — | 13 | ~1927 |
| Gertrude Murray | Daughter | — | 9 | ~1931 |
| Henry Murray | Head | — | 55 | ~1885 |
| Thomas Murray | Son | — | 7 | ~1933 |
| James Murray | Son | — | 16 | ~1924 |
| John Murray | Son | — | 27 | ~1913 |
| Delia Murray | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 6
Suffolk, Massachusetts · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murray |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 17
Suffolk, Massachusetts · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murray |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 27
Suffolk-County, Massachusetts · implied b. ~1913 — 10 household members
| Surname | Murray |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | New Worker |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| 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 John Murray across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Murray (~0.92 confidence) and father Henry Murray (~0.92 confidence) and mother Delia Murray (~0.92 confidence) and mother Bridget Murray (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Murray
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Henry Murray
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Delia Murray
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Bridget Murray
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Murray
Son · 1940 · age 27 · b. ~1913 · Massachusetts
★ You are viewing this record
Sibling
Gertrude Murray
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lila Murray
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Murray
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Murray
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Murray
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Murray
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Murray
Sibling · 1940 · age 10
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01668-00676)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ralph A. Heidke | 42 | Head | Salesman | Massachusetts |
| 2 | Henrietta Heidke | 35 | Wife | — | Massachusetts |
| 3 | George Emery | 45 | Head | Laborer | New Jersey |
| 4 | Mildred Emery | 39 | Wife | — | Massachusetts |
| 5 | Mildred Emery | 17 | Daughter | — | Massachusetts |
| 6 | Patricia Emery | 7 | Daughter | — | Massachusetts |
| 7 | Carol Emery | 2 | Daughter | — | Massachusetts |
| 8 | Sadie B. Holmes | 43 | Head | — | Canada-English |
| 9 | James Holmes | 23 | Son | Climber | Canada-English |
| 10 | John F. Holmes | 21 | Son | Pressman | Canada-English |
| 11 | George Holmes | 41 | Brother | Attendant | Canada-English |
| 12 | George A. Holmes | 13 | Nephew | — | Massachusetts |
| 13 | Henry D. Murray | 55 | Head | — | England |
| 14 | Delia F. Murray | 50 | Wife | — | Eire |
| 15 | John J. Murray THIS PERSON | 27 | Son | New Worker | Massachusetts |
| 16 | Alice Murray | 21 | Daughter | New Worker | Massachusetts |
| 17 | Lila Murray | 17 | Daughter | — | Massachusetts |
| 18 | James Murray | 16 | Son | New Worker | Massachusetts |
| 19 | Elizabeth Murray | 13 | Daughter | — | Massachusetts |
| 20 | Alice Murray | 10 | Daughter | — | Massachusetts |
| 21 | Gertrude Murray | 9 | Daughter | — | Massachusetts |
| 22 | Thomas Murray | 7 | Son | — | Massachusetts |
| 23 | Max Berenson | 34 | Head | Mechanic | Massachusetts |
| 24 | Doris Berenson | 24 | Wife | — | Massachusetts |
| 25 | Abner Draverman | 54 | Brother-in-law | Shoe Cutter | Russia |
| 26 | James Draverman | 28 | Brother-in-law | Mechanic | Massachusetts |
| 27 | Joseph Morse | 50 | Head | Mechanic | Russia |
| 28 | Freda D. Morse | 42 | Wife | — | Massachusetts |
| 29 | Herbert Morse | 18 | Son | — | Massachusetts |
| 30 | Steve Kotsakis | 55 | Head | Counterman | Greece |
| 31 | Mary D. Kotsakis | 46 | Wife | — | Turkey |
| 32 | Bessie Kotsakis | 17 | Daughter | — | Massachusetts |
| 33 | George Kotsakis | 16 | Son | — | Massachusetts |
| 34 | Erwin Mealarey | 47 | Head | Kitchen Helper | Russia |
| 35 | Elizabeth Mealarey | 46 | Wife | — | New Jersey |
| 36 | Florida Mealarey | 12 | Daughter | — | Massachusetts |
| 37 | Elizabeth Mealarey | 10 | Daughter | — | Massachusetts |
| 38 | Peter Kalower | 62 | Head | Meat Packer | Lithuania |
| 39 | Sophie D. Kalower | 53 | Wife | — | Poland |
| 40 | Casper Kalower | 23 | Son | Garage Attendant | Pennsylvania |
Related Census Records
Pedigree Summary
John + 7 siblings
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)