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John Simpson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this John Simpson across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 4-person household.
Age 61
b. ~1879
Male
Head
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | PHILADELPHIA |
| 1935 Residence (County) | PHILADELPHIA |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Salesman |
| Industry | Retail Coal |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Salesman |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1879 |
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 |
|---|---|---|---|---|
| John Simpson | Head | — | 61 | ~1879 |
| Maude Simpson | Other | — | 28 | ~1912 |
| Robert Simpson | Son | — | 28 | ~1912 |
| Della Simpson | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Philadelphia, Pennsylvania
Head, age 42
Philadelphia, Pennsylvania · implied b. ~1878 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | England |
| Father's Birthplace | England |
| Mother's Birthplace | Norway |
| Occupation | Patrolman |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Philadelphia, Pennsylvania
Head, age 52
Philadelphia, Pennsylvania · implied b. ~1878 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | John B |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1905 |
| Age at First Marriage | 17 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Dyers Helper |
| Industry | Dye House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 2400 |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Philadelphia-County, Pennsylvania
Head, age 61
Philadelphia-County, Pennsylvania · implied b. ~1879 — 4 household members
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | PHILADELPHIA |
| 1935 Residence (County) | PHILADELPHIA |
| Naturalization Status | Naturalized |
| Occupation | Salesman |
| Industry | Retail Coal |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| 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 Simpson 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 Simpson
Head · 1940 · age 61 · b. ~1879 · 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
39 people indexed on this census page (nara:1940:m-t0627-03719-00291)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Herbert Gold | 22 | Son | Mechanic | Pennsylvania |
| 42 | Ann Gold | 20 | Daughter | Salesgirl | Pennsylvania |
| 43 | John Simpson THIS PERSON | 61 | Head | Salesman | England |
| 44 | Della Simpson | 63 | Wife | — | Pennsylvania |
| 45 | Robert V. Simpson | 28 | Son | Clerk | Pennsylvania |
| 46 | Maude I. Simpson | 28 | Daughter-in-law | Proof-Reader | Pennsylvania |
| 47 | Isaac Berlin | 60 | Head | Tailor | Russia |
| 48 | Ida Berlin | 58 | Wife | — | Russia |
| 49 | Lea Berlin | 28 | Daughter | Executive | Pennsylvania |
| 50 | Samuel Kahn | 58 | Head | Presser | Russia |
| 51 | Rebecca Kahn | 58 | Wife | — | Russia |
| 52 | Minnie Maidenstein | 65 | Head | — | Russia |
| 53 | Yetta Trubin | 34 | Head | Operator | England |
| 54 | Leila Trubin | 11 | Daughter | — | Pennsylvania |
| 55 | Dolores Trubin | 9 | Daughter | — | Pennsylvania |
| 56 | Annie Phillips | 60 | Mother | — | Austria |
| 57 | Elmer Goulding | 49 | Head | Wood-Worker | Pennsylvania |
| 58 | Margaret Goulding | 42 | Wife | Wrapper | Pennsylvania |
| 60 | Theodore Paell | 49 | Head | Barber | Pennsylvania |
| 61 | Charlotte Paell | 47 | Wife | — | Russia |
| 62 | Albert Paell | 22 | Son | Beautician | Pennsylvania |
| 63 | Elizabeth Scott | 71 | Head | — | Pennsylvania |
| 64 | William M. Scott | 39 | Son | Clerk | Pennsylvania |
| 65 | Rose M. Harron | 61 | Head | Manager | Northern Ireland |
| 66 | James Harron | 26 | Son | Salesman | Pennsylvania |
| 67 | David Solomon | 38 | Head | Manager | Russia |
| 68 | Sonia Solomon | 32 | Wife | — | Russia |
| 69 | Fred Solomon | 11 | Son | — | Pennsylvania |
| 70 | Leonara Solomon | 7 | Daughter | — | Pennsylvania |
| 71 | Minnie Horowitz | 45 | Head | Operator | Russia |
| 72 | Samuel Horowitz | 23 | Son | Compositor | Russia |
| 73 | Joseph Silverman | 55 | Head | — | Russia |
| 74 | Sarah Silverman | 40 | Wife | — | Connecticut |
| 75 | Solas Silverman | 22 | Son | Printer | Pennsylvania |
| 76 | Arthur Silverman | 16 | Son | — | Pennsylvania |
| 77 | Frank Silverman | 11 | Son | — | Pennsylvania |
| 78 | Harry Fishman | 33 | Head | Salesman | Russia |
| 79 | Florence Fishman | 31 | Wife | Manager | Russia |
| 80 | Ruth M. Fishman | 10 | 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)