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John Mclaughlin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this John Mclaughlin across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1872), then head of a 6-person household.
Age 68
b. ~1872
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | McLaughlin |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1872 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Mclaughlin | Daughter | — | 20 | ~1920 |
| Renee Mclaughlin | Daughter | — | 25 | ~1915 |
| John Mclaughlin | Head | — | 68 | ~1872 |
| Elizabeth Mcbride | Other | — | 18 | ~1922 |
| Joseph Mcbride | Other | — | 20 | ~1920 |
| Ellen Mclaughlin | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Philadelphia, Pennsylvania
Other, age 45
Philadelphia, Pennsylvania · implied b. ~1875 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlin |
| Given Name | John |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Unemployed |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Other, age 56
Philadelphia, Pennsylvania · implied b. ~1874 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlan |
| Given Name | John |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Bookkeeper |
| Industry | Gas Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Head, age 68
Philadelphia-County, Pennsylvania · implied b. ~1872 — 6 household members
| Surname | McLaughlin |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Mclaughlin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Mclaughlin
Head · 1940 · age 68 · b. ~1872 · Pennsylvania
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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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
34 people indexed on this census page (nara:1940:m-t0627-03748-00785)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lena Kruger | 51 | Mother-in-law | — | Poland |
| 2 | Nettie Kruger | 20 | Sister-in-law | — | Pennsylvania |
| 3 | William Kruger | 16 | Brother-in-law | New Worker | Pennsylvania |
| 4 | Abraham Spector | 35 | Head | Electrician | Maryland |
| 5 | Catherine Spector | 32 | Wife | — | Pennsylvania |
| 6 | Sara Louise Spector | 18 | Daughter | — | New Jersey |
| 7 | Arthur Spector | 21 | Son | — | New Jersey |
| 8 | Edwin Drovon | 25 | Head | Printer | Pennsylvania |
| 9 | Mary Drovon | 24 | Wife | — | Pennsylvania |
| 10 | Ida Steitz | 43 | Mother-in-law | Hairdresser | Russia |
| 11 | Jeannette Steitz | 18 | Sister-in-law | Clerk | Pennsylvania |
| 12 | Hugh Mccullough | 48 | Head | Store Mgr. | Pennsylvania |
| 13 | Marion Mccullough | 47 | Wife | — | Pennsylvania |
| 14 | Marie Mccullough | 20 | Daughter | New Worker | Pennsylvania |
| 15 | Hugh J. Mccullough | 18 | Son | Helper | Pennsylvania |
| 16 | Eleanor Kelly | 42 | Head | — | Pennsylvania |
| 17 | Eleanor M. Kelly | 10 | Daughter | — | Pennsylvania |
| 18 | Joseph Kelly | 8 | Son | — | Pennsylvania |
| 19 | Joseph Kluger | 39 | Head | Salesman | Pennsylvania |
| 20 | Magdalene Kluger | 40 | Sister | — | Pennsylvania |
| 21 | John Mclaughlin THIS PERSON | 68 | Head | — | Pennsylvania |
| 22 | Ellen Mclaughlin | 59 | Wife | — | Pennsylvania |
| 23 | Renee Mclaughlin | 25 | Daughter | Bookkeeper | Pennsylvania |
| 24 | Elizabeth Mclaughlin | 20 | Daughter | Saleslady | Pennsylvania |
| 25 | Joseph Mcbride | 20 | Foster Son | Butcher | Pennsylvania |
| 26 | Elizabeth Mcbride | 18 | Foster Daughter | — | Pennsylvania |
| 27 | Anna R. Hogan | 65 | Head | Domestic | Pennsylvania |
| 28 | James Robb | 57 | Head | Painter | Scotland |
| 29 | Emma Robb | 50 | Wife | — | Pennsylvania |
| 30 | Walter Sheehan | 50 | Head | Clerk | Conn. |
| 31 | Anne Sheehan | 48 | Wife | — | Pennsylvania |
| 32 | Jane Sheehan | 7 | Daughter | — | Pennsylvania |
| 33 | Ellen D. Mccullough | 57 | Head | — | Pennsylvania |
| 34 | Anna Ewing | 51 | Sister | — | Pennsylvania |
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)