JM
John Mclaughlin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this John Mclaughlin across the 1920, 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 4-person household.
Age 60
b. ~1880
Male
Head
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | McLaughlin |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Media |
| 1935 Residence (County) | Delaware |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Carpenter |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 1645 |
| Highest Grade | No 8 |
| 1935 Residence | Pennsylvania |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Carpenter |
| Township / Ward | Nether Providence |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Mclaughlin | Daughter | — | 26 | ~1914 |
| John Mclaughlin | Head | — | 60 | ~1880 |
| Leo Mclaughlin | Son | — | 22 | ~1918 |
| Catherine Mclaughlin | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Philadelphia, Pennsylvania
Head, age 38
Philadelphia, Pennsylvania · implied b. ~1882 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlin |
| Given Name | John |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1904 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Machinist |
| Industry | Steel Company |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Year of Naturalization | 1913 |
| Birthplace (normalized) | england |
1930
Philadelphia, Pennsylvania
Head, age 50
Philadelphia, Pennsylvania · implied b. ~1880 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mc Laughlin |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1905 |
| Age at First Marriage | 25 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Bricklayer |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Delaware-County, Pennsylvania
Head, age 60
Delaware-County, Pennsylvania · implied b. ~1880 — 4 household members
| Surname | McLaughlin |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Media |
| 1935 Residence (County) | Delaware |
| Naturalization Status | Naturalized |
| Occupation | Carpenter |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 1645 |
| Highest Grade | No 8 |
| 1935 Residence | Pennsylvania |
| 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 John Mclaughlin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mclaughlin
Head · 1940 · age 60 · b. ~1880 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Delaware-County, Pennsylvania
Open full size
1940 US Federal Census — Delaware-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03494-00248)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mitchell Worrell | 61 | Head | Farm Laborer | Pennsylvania |
| 2 | Eva Worrell | 43 | Wife | — | Pennsylvania |
| 3 | Mitchell Jr. Worrell | 20 | Son | Farm Laborer | Pennsylvania |
| 4 | Bertram Worrell | 17 | Son | Gardener | Pennsylvania |
| 5 | Linneaus Worrell | 13 | Son | — | Pennsylvania |
| 6 | Charles Worrell | 10 | Son | — | Pennsylvania |
| 7 | Florence Worrell | 8 | Daughter | — | Pennsylvania |
| 8 | Harriet Worrell | 6 | Daughter | — | Pennsylvania |
| 9 | F. Earl Worrell | 5 | Son | — | Pennsylvania |
| 10 | Natalie Worrell | 4 | Daughter | — | Pennsylvania |
| 11 | Charles Cliniff | 71 | Boarder | — | Pennsylvania |
| 12 | Ruth Mccall | 61 | Head | — | Pennsylvania |
| 13 | Heaver Mccall | 21 | Son | Handyman | Pennsylvania |
| 14 | Michael Mccarthy | 56 | Head | Painter | Pennsylvania |
| 15 | Mabel Mccarthy | 55 | Wife | — | Pennsylvania |
| 16 | Julia Mccarthy | 20 | Daughter | Domestic | Pennsylvania |
| 17 | Michael Jr. Mccarthy | 19 | Son | — | Pennsylvania |
| 18 | Helen Heiler | 23 | Daughter | Secretary | Pennsylvania |
| 19 | Lambert Fisher | 36 | Head | Knifeman | Pennsylvania |
| 20 | Helen Fisher | 35 | Wife | Drawer-In | Pennsylvania |
| 21 | John Mclaughlin THIS PERSON | 60 | Head | Carpenter | England |
| 22 | Catherine Mclaughlin | 56 | Wife | — | England |
| 23 | Dorothy Mclaughlin | 26 | Daughter | Operator | New York |
| 24 | Leo Mclaughlin | 22 | Son | Cooper | New York |
| 25 | Bertram Hanson | 48 | Head | Checker | Pennsylvania |
| 26 | Emma Hanson | 44 | Sister | — | Pennsylvania |
| 27 | S. Joseph Luglio | 58 | Head | Mason | Italy |
| 28 | Edward Luglio | 25 | Son | Mason | Pennsylvania |
| 29 | Benjamin Luglio | 21 | Son | Mason | Pennsylvania |
| 30 | Kathryn Luglio | 23 | Daughter | — | Pennsylvania |
| 31 | Severino Luglio | 36 | Son | Mason | Italy |
| 32 | Irina Luglio | 33 | Daughter-in-law | — | Italy |
| 33 | Joseph Luglio | 11 | Grandson | — | Pennsylvania |
| 34 | Lena Luglio | 8 | Granddaughter | — | Pennsylvania |
| 35 | Cecelia Luglio | 4 | Granddaughter | — | Pennsylvania |
| 36 | Harry C. Somers | 45 | Head | Mechanic | Pennsylvania |
| 37 | Ida J. Somers | 45 | Wife | — | Pennsylvania |
| 38 | Robert Somers | 18 | Son | Mechanic | Pennsylvania |
| 39 | Dorothy Somers | 14 | Daughter | — | Pennsylvania |
| 40 | Marian Somers | 17 | Daughter | — | 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)