HW
Helen White — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Helen White across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Ella & Morris — first a daughter (b.~1907), then head of a 3-person household.
Age 33
b. ~1907
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | White |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Typist |
| Industry | State of Md |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 1050 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Typist |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1907 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen White | Daughter | — | 33 | ~1907 |
| E White | Daughter | — | 30 | ~1910 |
| Ella White | Head | — | 70 | ~1870 |
Census Appearances
1920
None, Maryland
Daughter, age 13
None, Maryland · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Hazel L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| 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 23
Baltimore, Maryland · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Hazel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 33
Baltimore-City-County, Maryland · implied b. ~1907 — 3 household members
| Surname | White |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Typist |
| Industry | State of Md |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 1050 |
| Highest Grade | Hs 4 |
| 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 Helen White across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: mother Ella White (~0.92 confidence) and father Morris White (~0.92 confidence) and mother Leila White (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ella White
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
Morris White
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Leila White
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen White
Daughter · 1940 · age 33 · b. ~1907 · Maryland
★ You are viewing this record
Sibling
E White
Sibling · 1940 · age 30
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 — 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-t0627-01542-00312)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joan Blazer | 8 | Grand daughter | — | Maryland |
| 42 | Mary Gross | 32 | Daughter | — | Germany |
| 43 | Av. V. F. Cort | 52 | Head | Professor | Iowa |
| 44 | Nellie G. Cort | 51 | Wife | — | Illinois |
| 45 | Dorothy A. Cort | 19 | Daughter | — | Maryland |
| 46 | A. B. Gleason | 81 | In law | — | Ohio |
| 47 | Charles Pratz | 49 | Head | Court Reporter | Maryland |
| 48 | Hazel M. Pratz | 50 | Wife | — | Virginia |
| 49 | S. Jos. Cadle | 21 | Son | Bookkeeper | Maryland |
| 50 | Robert B. Cadle | 15 | Son | — | Maryland |
| 51 | M. F. Rolfe | 69 | In law | — | Virginia |
| 52 | Ella White | 70 | Head | — | Maryland |
| 53 | Helen White THIS PERSON | 33 | Daughter | Typist | Maryland |
| 54 | E. Ruth White | 30 | Daughter | Typist | Maryland |
| 55 | A. B. Bailey | 60 | Head | Ex. Asst. | Maryland |
| 56 | Katie W. Bailey | 58 | Wife | — | Maryland |
| 57 | John R. Schaeffer | 37 | Head | Accountant | Pennsylvania |
| 58 | Catherine Schaeffer | 35 | Wife | — | D. C. |
| 59 | M. B. Lambert | 57 | Head | Customs Insp. | Maryland |
| 60 | D. M. Lambert | 56 | Wife | — | Maryland |
| 61 | H. C. Downs | 26 | Nephew | Clerk | Maryland |
| 62 | A. Klotzman | 43 | Head | Vice Pres. | Maryland |
| 63 | M. E. Klotzman | 40 | Wife | — | Maryland |
| 64 | H. D. Klotzman | 12 | Son | — | Maryland |
| 65 | Frank Kelley | 48 | Head | Sales Mgr. | New Jersey |
| 66 | Rebecca Kelley | 52 | Wife | — | New Jersey |
| 67 | Ruth Kelley | 16 | Daughter | — | New Jersey |
| 68 | Mary Jane Kelley | 11 | Daughter | — | New Jersey |
| 69 | C. E. Sloan | 55 | Head | Bridge Eng. | Ohio |
| 70 | Mary Sloan | 55 | Wife | — | Maryland |
| 71 | Ralph Sloan | 21 | Son | — | Maryland |
| 72 | Richard Stevens | 41 | Head | Engineer | New York |
| 73 | Marian Stevens | 37 | Wife | — | New York |
| 74 | Robert Stevens | 12 | Son | — | Maryland |
| 75 | G. H. Strong | 36 | Head | Funeral Director | Maryland |
| 76 | A. G. Strong | 31 | Wife | Buyer | Maryland |
| 77 | Howard Hill | 60 | Head | Official | Maryland |
| 78 | Cornelia Hill | 54 | Wife | — | Maryland |
| 79 | Elizabeth Hill | 30 | Daughter | Com. Artist | Maryland |
| 80 | Howard Hill | 25 | Son | — | Maryland |
Pedigree Summary
Helen + 1 sibling
Gen 1 · 3 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)