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James Mullen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this James Mullen across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Mullen |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| 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 | ~1925 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Jane Mullen | Daughter | — | 13 | ~1927 |
| Hugh Mullen | Son | — | 19 | ~1921 |
| Rosemary Mullen | Daughter | — | 11 | ~1929 |
| Adam Mullen | Head | — | 54 | ~1886 |
| John Mullen | Son | — | 22 | ~1918 |
| Virginia Mullen | Daughter | — | 16 | ~1924 |
| James Mullen | Son | — | 15 | ~1925 |
| Jane Mullen | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 4
Philadelphia, Pennsylvania · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mullin |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 15
Philadelphia-County, Pennsylvania · implied b. ~1925 — 8 household members
| Surname | Mullen |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| 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 James Mullen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mullen
Son · 1940 · age 15 · b. ~1925 · Pennsylvania
★ You are viewing this record
Sibling
Jane Mullen
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mullen
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Mullen
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hugh Mullen
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosemary Mullen
Sibling · 1940 · age 11
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03726-00265)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Clarence Contit | 24 | Son-in-law | Carpenter | Pennsylvania |
| 2 | Helen M Contit | 25 | Daughter | Clerk | Pennsylvania |
| 3 | John J Burns | 48 | Head | Superintendent | Pennsylvania |
| 4 | Anna N Burns | 48 | Wife | — | Pennsylvania |
| 5 | Lillian S Shoemaker | 60 | Head | — | Pennsylvania |
| 6 | Anna H Shoemaker | 59 | Sister | — | Pennsylvania |
| 7 | Vincent R Fletcher | 56 | Head | Undertaker | Pennsylvania |
| 8 | Cora R Fletcher | 51 | Wife | — | Pennsylvania |
| 9 | Dorothy S Fletcher | 21 | Daughter | Clerk | Pennsylvania |
| 10 | Harold F Fletcher | 18 | Son | — | Pennsylvania |
| 11 | Vincent H Fletcher | 26 | Son | Undertaker | Pennsylvania |
| 12 | Eleanor R Fletcher | 26 | Daughter-in-law | — | Pennsylvania |
| 13 | R Ida | 80 | Mother | — | Pennsylvania |
| 14 | Harry Cornell | 31 | Head | Credit Manager | Pennsylvania |
| 15 | Ruth M Cornell | 31 | Wife | Teacher | Pennsylvania |
| 16 | Ida M Richline | 63 | Mother-in-law | — | Pennsylvania |
| 17 | Margaret F Dudley | 45 | Head | Teacher | Pennsylvania |
| 18 | Helen Storsdt | 33 | Lodger | Clerk | Pennsylvania |
| 19 | Gertrude S Collins | 70 | Head | — | Pennsylvania |
| 20 | Ella May Collins | 42 | Daughter | Teacher | Pennsylvania |
| 21 | Ruth Collins | 40 | Daughter | Clerk | Pennsylvania |
| 22 | Adam M Mullen | 54 | Head | Dentist | Maryland |
| 23 | Jane B Mullen | 42 | Wife | — | Pennsylvania |
| 24 | John Mullen | 22 | Son | Salesman | Pennsylvania |
| 25 | Hugh F Mullen | 19 | Son | — | Pennsylvania |
| 26 | Virginia Mullen | 16 | Daughter | — | Pennsylvania |
| 27 | James Mullen THIS PERSON | 15 | Son | — | Pennsylvania |
| 28 | Jane Mullen | 13 | Daughter | — | Pennsylvania |
| 29 | Rosemary Mullen | 11 | Daughter | — | Pennsylvania |
| 30 | Harry Worthington | 38 | Head | Motorman | Pennsylvania |
| 31 | Lydia Worthington | 38 | Wife | Teacher | Pennsylvania |
| 32 | Lydia Worthington | 14 | Daughter | — | Pennsylvania |
| 33 | Patricia A Worthington | 11 | Daughter | — | Pennsylvania |
| 34 | Harry R Worthington | 63 | Father | — | Pennsylvania |
| 35 | Nellie Worthington | 61 | Mother | — | Pennsylvania |
| 36 | Charlotte M Lye | 58 | Head | — | Pennsylvania |
| 37 | Madeline F Saul | 47 | Sister | Private Sec | Pennsylvania |
| 38 | Wayne S Evans | 54 | Head | Salesman | Pennsylvania |
| 39 | Elizabeth Evans | 48 | Wife | — | Pennsylvania |
| 40 | Anne Contit | 23 | 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)