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Mary Webb — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Mary Webb across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 10-person household.
Age 57
b. ~1883
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Webb |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1883 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Barbara Barnett | Daughter | — | 3 | ~1937 |
| O'Neila Plater | Daughter | — | 32 | ~1908 |
| Mamie Butler | Daughter | — | 11 | ~1929 |
| O'Neila Plater | Daughter | — | 21 | ~1919 |
| Elwood Webb | Head | — | 56 | ~1884 |
| Helen Barnett | Other | — | 34 | ~1906 |
| Carl Butler | Other | — | 30 | ~1910 |
| Delores Birdy | Other | — | 8 | ~1932 |
| Robert Plater | Son | — | 19 | ~1921 |
| Mary Webb | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Delaware, Pennsylvania
Other, age 43
Delaware, Pennsylvania · implied b. ~1877 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Webb |
| Given Name | Mary E. |
| Relationship to Head | Servant |
| Sex | F |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Cook |
| Industry | Private family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Philadelphia, Pennsylvania
Other, age 52
Philadelphia, Pennsylvania · implied b. ~1878 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Webb |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 16 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Philadelphia-County, Pennsylvania
Spouse, age 57
Philadelphia-County, Pennsylvania · implied b. ~1883 — 10 household members
| Surname | Webb |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Mary Webb across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Webb
Spouse · 1940 · age 57 · b. ~1883 · 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
40 people indexed on this census page (nara:1940:m-t0627-03756-01157)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elwood Webb | 56 | Head | Hammer | Maryland |
| 2 | Mary Webb THIS PERSON | 57 | Wife | — | Maryland |
| 3 | O'Neila Plater | 32 | Daughter | — | Penna |
| 4 | O'Neila Plater | 21 | Daughter | — | Penna |
| 5 | Robert Plater | 19 | Son | Washer | Penna |
| 6 | Delores Birdy | 8 | Niece | — | Penna |
| 7 | Helen Barnett | 34 | Lodger | — | Penna |
| 8 | Barbara Barnett | 3 | Daughter | — | Penna |
| 9 | Carl Butler | 30 | Lodger | Laborer | Penna |
| 10 | Mamie Butler | 11 | Daughter | — | Penna |
| 11 | Charles W. Gregory | 60 | Head | Clergyman | North Carolina |
| 12 | Elizabeth Gregory | 58 | Wife | — | North Carolina |
| 13 | Wallace Thomas | 25 | Nephew | Music Teacher | Penna |
| 14 | Vernicia Bullock | 12 | Niece | — | North Carolina |
| 15 | Frank Bean | 45 | Head | Salesman | Russia |
| 16 | Rose Bean | 40 | Wife | Storekeeper | Russia |
| 17 | Henry Bean | 19 | Son | Linesman | Penna |
| 18 | Sadie Bean | 17 | Daughter | Salesgirl | Penna |
| 19 | Edith Bean | 14 | Daughter | — | Penna |
| 20 | Dorothy Bean | 12 | Daughter | — | Penna |
| 21 | Edward Bean | 5 | Son | — | Penna |
| 22 | Carl Edward Rogan | 45 | Head | Pipefitter | Maryland |
| 23 | Nina Rogan | 38 | Wife | — | Maryland |
| 24 | Ronald Rogan | 2 | Son | — | Maryland |
| 25 | Martha Berton | 28 | Head | Caretaker | Penna |
| 26 | Barbara Berton | 6 | Daughter | — | Penna |
| 27 | John Berton | 1 | Son | — | Penna |
| 28 | Charles Mcdonough | 66 | Head | Plumbers Helper | Penna |
| 29 | Helen Mcdonough | 51 | Wife | — | Penna |
| 30 | Theresa Mcdonough | 21 | Daughter | — | Penna |
| 31 | Harry J. Doudy | 51 | Head | Roofers Helper | Penna |
| 32 | Celia Doudy | 71 | Mother | — | Penna |
| 33 | Thomas Troy | 40 | Head | Driller | Penna |
| 34 | Mae Troy | 42 | Wife | — | Massachusetts |
| 35 | Aleda Troy | 15 | Daughter | — | Penna |
| 36 | Ellen Wynne | 48 | Head | Cleaner | Penna |
| 37 | Margaret Wynne | 21 | Daughter | Card Painting | Penna |
| 38 | Dolores Wynne | 13 | Daughter | — | Penna |
| 39 | Robert James | 39 | Brother | Roofer | Penna |
| 40 | James E. Archibald | 49 | Lodger | Shipper | Penna |
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)