MH
Mary Holloway — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Pennsylvania
Our Model Tree links this Mary Holloway across the 1930 and 1940 US Censuses in Delaware-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 7-person household.
Age 14
b. ~1926
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Pennsylvania |
| Surname | Holloway |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Darby Twp. |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Darby Twp |
| Est. Birth Year | ~1926 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Willie Holloway | Son | — | 15 | ~1925 |
| Clara Holloway | Spouse | — | 31 | ~1909 |
| Edward Holloway | Son | — | 12 | ~1928 |
| Clara Holloway | Daughter | — | 5 | ~1935 |
| Lannie Holloway | Daughter | — | 10 | ~1930 |
| Mary Holloway | Daughter | — | 14 | ~1926 |
| Asbury Holloway | Head | — | 39 | ~1901 |
Census Appearances
1930
Philadelphia, Pennsylvania
Daughter, age 5
Philadelphia, Pennsylvania · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holloway |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | N. Carolina |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Delaware-County, Pennsylvania
Daughter, age 14
Delaware-County, Pennsylvania · implied b. ~1926 — 7 household members
| Surname | Holloway |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Darby Twp. |
| 1935 Residence (County) | Delaware |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| 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 Mary Holloway across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Holloway
Daughter · 1940 · age 14 · b. ~1926 · Pennsylvania
★ You are viewing this record
Sibling
Willie Holloway
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Holloway
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lannie Holloway
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Holloway
Sibling · 1940 · age 12
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-t0627-03491-00054)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Johnson | 65 | Head | Laborer | West Indies |
| 2 | Veronica Johnson | 61 | Wife | Seamstress | West Indies |
| 3 | Otha Waters | 34 | Head | Utility Man | Pennsylvania |
| 4 | Edna Waters | 31 | Wife | Housework | Pennsylvania |
| 5 | Mary Waters | 14 | Daughter | — | Pennsylvania |
| 6 | Grace Waters | 12 | Daughter | — | Pennsylvania |
| 7 | Lawrence Waters | 11 | Son | — | Pennsylvania |
| 8 | Jacob Seymour | 58 | Head | Junking | Delaware |
| 9 | Annie Seymour | 52 | Wife | — | Virginia |
| 10 | Enumerations For April 18Th Ends And April 19Th Begins | None | — | — | — |
| 11 | Helen White | 36 | Head | Housework | Virginia |
| 12 | Addie Kelly | 31 | Sister | Housework | Virginia |
| 13 | Winnie Gidney | 67 | Head | — | North Carolina |
| 14 | Shealey Gidney | 34 | Son | Salesman | North Carolina |
| 15 | Edda Gidney | 29 | Daughter in law | — | Pennsylvania |
| 16 | Jesse Gidney | 24 | Son | Laborer | Pennsylvania |
| 17 | Alfred Gidney | 10 | Grandson | — | Pennsylvania |
| 18 | Mary Gidney | 7 | Daughter | — | Pennsylvania |
| 19 | James Gidney | 5 | Son | — | Pennsylvania |
| 20 | Chas. H. Anderson | 57 | Head | Shoe-Up Man | Pennsylvania |
| 21 | Eden Cooper | 46 | Head | Laborer | Georgia |
| 22 | Lillie Cooper | 70 | Mother | — | Georgia |
| 23 | Annie Cooper | 41 | Wife | — | Georgia |
| 24 | Ruby Cooper | 22 | Daughter | — | Georgia |
| 25 | Mallacia Lester | 41 | Head | Housework | Georgia |
| 26 | Floyd Lester | 27 | Son | Laborer | Georgia |
| 27 | Samuel Lester | 24 | Son | Laborer | Georgia |
| 28 | Mattie Lester | 15 | Daughter | Housework | Pennsylvania |
| 29 | Charles Lester | 16 | Son | — | Pennsylvania |
| 30 | Mary Lester | 13 | Daughter | — | Pennsylvania |
| 31 | Asbury Holloway | 39 | Head | Skilled Laborer | Florida |
| 32 | Clara Holloway | 31 | Wife | — | Florida |
| 33 | Willie Holloway | 15 | Son | — | Florida |
| 34 | Mary Holloway THIS PERSON | 14 | Daughter | — | Pennsylvania |
| 35 | Edward Holloway | 12 | Son | — | Pennsylvania |
| 36 | Lannie Holloway | 10 | Daughter | — | Pennsylvania |
| 37 | Clara Ely Holloway | 5 | Daughter | — | Pennsylvania |
| 38 | Sylvester Blasford | 27 | Head | Classified Laborer | Georgia |
| 39 | Rachael Blasford | 27 | Wife | — | Pennsylvania |
| 40 | Cynthia Blasford | 9 | 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)