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John Mclaughlin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this John Mclaughlin across the 1920, 1930 and 1940 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 3-person household.
Age 29
b. ~1901
Male
Head
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | McLaughlin |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1915 |
| Age at First Marriage | 21 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Cartoon |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 28 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Mechanic |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1901 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Mclaughlin | Head | — | 29 | ~1901 |
| Katherine Mclaughlin | Other | — | 28 | ~1902 |
| John Mclaughlin | Son | — | 3 | ~1927 |
Census Appearances
1920
Philadelphia, Pennsylvania
Other, age 19
Philadelphia, Pennsylvania · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlan |
| Given Name | John |
| Relationship to Head | Brother-in-law |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1908 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Chauffeur |
| Industry | Auto Yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Year of Naturalization | 1914 |
| Birthplace (normalized) | ireland |
1930
Philadelphia, Pennsylvania
Head, age 29
Philadelphia, Pennsylvania · implied b. ~1901 — 3 household members
| Surname | McLaughlin |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1915 |
| Age at First Marriage | 21 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Mechanic |
| Industry | Cartoon |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 28 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Philadelphia-County, Pennsylvania
Head, age 38
Philadelphia-County, Pennsylvania · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Naturalization Status | Naturalized |
| Occupation | Mechanic |
| Industry | Street Railway |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | Ireland |
| Birthplace (normalized) | 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 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 · 1930 · age 29 · b. ~1901 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
48 people indexed on this census page (ia:1930:fifteenthcensus00reel2136:0500)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Mclaughlin THIS PERSON | 29 | Head | Mechanic | Ireland |
| 52 | Katherine Mclaughlin | 28 | Wife-H | — | Ireland |
| 53 | John Jr. Mclaughlin | 3 | Son | — | Pennsylvania |
| 54 | Samuel Moore | 32 | Head | Trucker | Ireland |
| 55 | Elizabeth Moore | 27 | Wife-H | — | Ireland |
| 56 | Anna Moore | 5 | Daughter | — | Ireland |
| 57 | Samuel Jr. Moore | 4 | Son | — | Ireland |
| 58 | Henry L. Lyons | 37 | Head | Trucker | Canada |
| 59 | Margaret Lyons | 37 | Wife-H | — | Penna |
| 61 | James A. Riley | 50 | Head | — | Ireland |
| 62 | James Riley | 16 | Son | — | Pennsylvania |
| 63 | John Riley | 11 | Son | — | Pennsylvania |
| 64 | Claire Riley | 8 | Daughter | — | Pennsylvania |
| 65 | George H. Schlendorn | 65 | Head | — | Germany |
| 66 | Ella M. Schlendorn | 60 | Wife-H | — | Pennsylvania |
| 67 | Preston B. Leahy | 44 | Boarder | Helper | Pennsylvania |
| 68 | Patrick J. Garrity | 31 | Head | Operator | Pennsylvania |
| 69 | Helen M. Garrity | 29 | Wife-H | — | Pennsylvania |
| 70 | John P. O'Neill | 31 | Head | Horseman | Pennsylvania |
| 71 | Helena L. O'Neill | 29 | Wife-H | — | Pennsylvania |
| 72 | Helena L. O'Neill | 6 | Daughter | — | Pennsylvania |
| 73 | John P. Jr. O'Neill | 1 | Son | — | Pennsylvania |
| 74 | John P. Hanna | 31 | Head | Electrician | Pennsylvania |
| 75 | Sarah C. Hanna | 24 | Sister-H | — | Pennsylvania |
| 76 | Francis Hanna | 12 | Nephew | — | Pennsylvania |
| 77 | James Neary | 39 | Head | Worker | Ireland |
| 78 | Delia A. Neary | 34 | Wife-H | — | England |
| 79 | Marie Neary | 13 | Daughter | — | Colorado |
| 80 | John Neary | 11 | Son | — | Pennsylvania |
| 81 | James Neary | 9 | Son | — | Pennsylvania |
| 82 | William E. Melley | 50 | Head | Conductor | Pennsylvania |
| 83 | Anna V. Melley | 50 | Wife-H | — | Pennsylvania |
| 84 | Donald M. Melley | 21 | Son | Construction | New Jersey |
| 85 | Joseph V. Melley | 19 | Son | Clerk | West Jersey |
| 86 | Catherine Dugan | 64 | Head | — | Ireland |
| 87 | James A. Dugan | 34 | Son | Auditor | Pennsylvania |
| 88 | Charles S. Dugan | 32 | Son | Messenger | Pennsylvania |
| 89 | Florence V. Dugan | 24 | Daughter | Stenographer | Pennsylvania |
| 90 | Andrew Paul | 57 | Head | Dealer | Pennsylvania |
| 91 | Annie V. Paul | 53 | Wife-H | — | Pennsylvania |
| 92 | Harry A. Franz | 40 | Head | Salesman | Pennsylvania |
| 93 | Kathryn M. L. Franz | 36 | Wife-H | — | Pennsylvania |
| 94 | Henrietta A. Franz | 11 | Daughter | — | Pennsylvania |
| 95 | Kathryn M. Franz | 6 | Daughter | — | Pennsylvania |
| 96 | Kathryn C. Whitaker | 67 | Head | — | Pennsylvania |
| 97 | Frank L. Whitaker | 45 | Son | Salesman | Pennsylvania |
| 98 | James C. Whitaker | 33 | Son | Bookkeeper | Pennsylvania |
| 99 | William J. Brannon | 19 | Nephew | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)