MW
Mary White — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Mary White across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Joseph & Blanche — first a daughter (b.~1906), then head of a 2-person household.
Age 34
b. ~1906
Female
Daughter
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | White |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Highest Grade | H 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1906 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary White | Daughter | — | 34 | ~1906 |
| Blanche White | Head | — | 61 | ~1879 |
Census Appearances
1920
None, Maryland
Daughter, age 14
None, Maryland · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 24
Baltimore, Maryland · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Clerk |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 34
Baltimore-City-County, Maryland · implied b. ~1906 — 2 household members
| Surname | White |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore |
| Highest Grade | H 8 |
| 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 White across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Joseph White (~0.92 confidence) and mother Blanche White (~0.92 confidence) and mother Stella White (~0.92 confidence) and mother Katherine White (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph White
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Blanche White
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Stella White
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Katherine White
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary White
Daughter · 1940 · age 34 · b. ~1906 · Maryland
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01527-00690)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lawrence Warren | 3 | son | — | Maryland |
| 42 | Geo J Strohmer | 54 | head | Clerk | Maryland |
| 43 | Mary J Strohmer | 37 | wife | — | Maryland |
| 44 | Joshua Mitchell | 70 | head | — | Maryland |
| 45 | Annie Mitchell | 52 | dau | — | Maryland |
| 46 | Robert Edwards | 43 | head | Carpenter | Virginia |
| 47 | Anna Edwards | 44 | wife | Painter | Virginia |
| 48 | Evelyn Bromwell | 39 | head | Dressmaker | Maryland |
| 49 | Ella Bromwell | 81 | aunt | Teacher | Maryland |
| 50 | James N Ricardson | 47 | head | — | Maryland |
| 51 | Edith T Ricardson | 77 | mother | — | Maryland |
| 52 | Sarah Bernstein | 83 | head | — | Maryland |
| 53 | Alice Kelly | 75 | lodger | — | Maryland |
| 54 | Rose Shipley | 74 | head | — | Maryland |
| 55 | Dorothy Caspari | 54 | head | Seamstress | Maryland |
| 56 | Victor Caspari | 18 | son | Carpenter'S H. | Maryland |
| 57 | Katherine Doudiken | 58 | head | — | Maryland |
| 58 | Jesse Butler | 76 | head | — | Maryland |
| 59 | Edwin Davis | 42 | head | Salesman | Maryland |
| 60 | Florence Brown | 67 | head | — | Maryland |
| 61 | Herbert Wells | 55 | lodger | — | Maryland |
| 62 | Edward Crowding | 64 | head | — | Maryland |
| 63 | Blanche White | 61 | head | — | Maryland |
| 64 | Mary White THIS PERSON | 34 | daughter | — | Maryland |
| 65 | Albert C Shiflet | 51 | head | Operator | Maryland |
| 66 | Irene Shiflet | 42 | wife | — | Maryland |
| 67 | Robert Shiflet | 23 | son | Operator | Maryland |
| 68 | Charles Shiflet | 21 | son | Engineer | Maryland |
| 69 | Richard Shiflet | 16 | son | — | Maryland |
| 70 | Raymond Shiflet | 14 | son | — | Maryland |
| 71 | Eva Shiflet | 11 | daughter | — | Maryland |
| 72 | Earl Shiflet | 5 | son | — | Maryland |
| 73 | Emma Zimmerman | 69 | mother | — | Maryland |
| 74 | Fannie Davis | 55 | head | — | Maryland |
| 75 | Maylin Dr Short | 50 | lodger | — | Maryland |
| 76 | Harry Ward | 47 | head | Chauffeur | Maryland |
| 77 | Elizabeth Ward | 45 | wife | — | Penna |
| 78 | Arthur Mckelvey | 32 | head | Route Salesman | Maryland |
| 79 | Susan M Mckelvey | 33 | wife | — | Penna |
| 80 | Robt. Mckelvey | 10 | son | — | Maryland |
Related Census Records
Pedigree Summary
Mary
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)