EC
Emma Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Emma Campbell across the 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 12-person household.
Age 25
b. ~1915
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Campbell |
| Given Name | Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Darby Borough |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Occupation | Hand Sewer |
| Industry | Doll Factory |
| Class of Worker | PW |
| Hours Worked | 15 |
| Income (1939) | 336 |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Hand Sewer |
| Township / Ward | Darby Borough |
| Est. Birth Year | ~1915 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Emma | Age | Birth yr |
|---|---|---|---|---|
| Edward Campbell | Head | — | 56 | ~1884 |
| Harold Murray | Other | — | 26 | ~1914 |
| Charles Campbell | Son | — | 27 | ~1913 |
| Elsie Campbell | Daughter | — | 18 | ~1922 |
| Emma Campbell | Daughter | — | 25 | ~1915 |
| Emma Campbell | Spouse | — | 57 | ~1883 |
| Christine Campbell | Other | — | 1 | ~1939 |
| Kathleen Murray | Other | — | 1 | ~1939 |
| Anna Campbell | Daughter | — | 15 | ~1925 |
| Rose Murray | Daughter | — | 23 | ~1917 |
| Florence Murray | Other | — | 2 | ~1938 |
| Catherine Campbell | Daughter | — | 21 | ~1919 |
Census Appearances
1930
Delaware, Pennsylvania
Daughter, age 14
Delaware, Pennsylvania · implied b. ~1916 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Emma E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Delaware-County, Pennsylvania
Daughter, age 25
Delaware-County, Pennsylvania · implied b. ~1915 — 12 household members
| Surname | Campbell |
| Given Name | Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Darby Borough |
| 1935 Residence (County) | Delaware |
| Occupation | Hand Sewer |
| Industry | Doll Factory |
| Class of Worker | PW |
| Hours Worked | 15 |
| Income (1939) | 336 |
| Highest Grade | H-3 |
| 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 Emma Campbell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Emma Campbell
Daughter · 1940 · age 25 · b. ~1915 · Pennsylvania
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Sibling
Anna Campbell
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elsie Campbell
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Campbell
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Murray
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Campbell
Sibling · 1940 · age 21
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 — 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-t0627-03490-00801)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rasbold, Raymond Rasbold | 10 | Son | — | Pennsylvania |
| 42 | Rasbold, Franklin Rasbold | 7 | Son | — | Pennsylvania |
| 43 | Warder Marks | 29 | Son-in-law | Trolley Operator | West Virginia |
| 44 | F. Evelyn Marks | 24 | Daughter | — | Pennsylvania |
| 45 | Joan Marks | 5 | Granddaughter | — | Pennsylvania |
| 46 | Anna E. Frick | 73 | Mother-in-law | — | Pennsylvania |
| 47 | Edward D. Campbell | 56 | Head | Cab Driver | Pennsylvania |
| 48 | Emma Campbell | 57 | Wife | — | Pennsylvania |
| 49 | Charles Campbell | 27 | Son | Laborer | Pennsylvania |
| 50 | Emma Campbell THIS PERSON | 25 | Daughter | Hand Sewer | Pennsylvania |
| 51 | Catherine Campbell | 21 | Daughter | Candy Packer | Pennsylvania |
| 52 | Elsie Campbell | 18 | Daughter | — | Pennsylvania |
| 53 | Anna Campbell | 15 | Daughter | — | Pennsylvania |
| 54 | Christine Campbell | 1 | Granddaughter | — | Pennsylvania |
| 55 | Harold Murray | 26 | Son-in-law | Drill Operator | Pennsylvania |
| 56 | Rose E. Murray | 23 | Daughter | — | Pennsylvania |
| 57 | Florence Murray | 2 | Granddaughter | — | Pennsylvania |
| 58 | Kathleen Murray | 1 | Granddaughter | — | Pennsylvania |
| 59 | William L. Mcgahey | 68 | Head | Estimator | Pennsylvania |
| 60 | Adeline Mcgahey | 55 | Wife | — | Pennsylvania |
| 61 | George Marshall | 40 | Head | Plumber | England |
| 62 | Mabel Marshall | 40 | Wife | — | Pennsylvania |
| 63 | Mabel Marshall | 13 | Daughter | — | Pennsylvania |
| 64 | Clemens Bochel | 79 | Head | Inspector | Germany |
| 65 | Anna Bochel | 77 | Wife | — | Germany |
| 66 | William J. Bochel | 53 | Son | — | Pennsylvania |
| 67 | Donald Niccolls | 33 | Head | Truck Driver | Pennsylvania |
| 68 | Catharine Niccolls | 28 | Wife | — | Pennsylvania |
| 69 | Barbara Niccolls | 6 | Daughter | — | Pennsylvania |
| 70 | Nancy Niccolls | 2 | Daughter | — | Pennsylvania |
| 71 | Mary J. Morison | 73 | Head | — | Pennsylvania |
| 72 | George M. Snyder | 65 | Lodger | Stripper | Pennsylvania |
| 73 | A. Raymond Ott | 45 | Head | Supervisor | Pennsylvania |
| 74 | Helene Ott | 32 | Wife | — | Massachusetts |
| 75 | Cornelius Ott | 3 | Son | — | Pennsylvania |
| 76 | James B. Doffy | 43 | Head | Technician | Pennsylvania |
| 77 | Julia Doffy | 39 | Wife | — | Pennsylvania |
| 78 | James A. Doffy | 18 | Son | — | Pennsylvania |
| 79 | Julia M. Doffy | 16 | Daughter | — | Pennsylvania |
| 80 | Catherine Doffy | 11 | Daughter | — | Pennsylvania |
Related Census Records
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)