DS
Dorothy Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this Dorothy Smith across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1919), then head of a 11-person household.
Age 21
b. ~1919
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Smith |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Catonsville (pt) |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Occupation | Maid |
| Industry | Private |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 300 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Maid |
| Township / Ward | Catonsville Pt |
| Est. Birth Year | ~1919 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Smith | Daughter | — | 21 | ~1919 |
| Alice Smith | Daughter | — | 7 | ~1933 |
| Audrey Smith | Daughter | — | 15 | ~1925 |
| Yvonne Smith | Daughter | — | 13 | ~1927 |
| Roberta Smith | Daughter | — | 2 | ~1938 |
| Shirley Smith | Daughter | — | 5 | ~1935 |
| Mary Smith | Head | — | 59 | ~1881 |
| Hinson Smith | Son | — | 19 | ~1921 |
| Hinson Smith | Son | — | 39 | ~1901 |
| William Smith | Son | — | 17 | ~1923 |
| Richard Smith | Son | — | 11 | ~1929 |
Census Appearances
1920
Baltimore, Maryland
Daughter, age 1
Baltimore, Maryland · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 11
Baltimore, Maryland · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-County, Maryland
Daughter, age 21
Baltimore-County, Maryland · implied b. ~1919 — 11 household members
| Surname | Smith |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Catonsville (pt) |
| 1935 Residence (County) | Baltimore |
| Occupation | Maid |
| Industry | Private |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 300 |
| Highest Grade | H 2 |
| 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 Dorothy Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Smith (~0.92 confidence) and father John Smith (~0.92 confidence) and mother Mary Smith (~0.92 confidence) and mother Esther Smith (~0.92 confidence) and mother Nellie Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Smith
b. ~1869
Source father
● Household
· direct · ~0.92
Father
John Smith
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Mary Smith
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Esther Smith
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Nellie Smith
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Smith
Daughter · 1940 · age 21 · b. ~1919 · Maryland
★ You are viewing this record
Sibling
Alice Smith
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrey Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Smith
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roberta Smith
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hinson Smith
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Smith
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hinson Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Yvonne Smith
Sibling · 1940 · age 13
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-County, Maryland
Open full size
1940 US Federal Census — Baltimore-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01503-00225)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Almeta Ireland | 57 | Wife | Cook | Maryland |
| 42 | Edwin Wilson | 55 | Head | Laborer | New York |
| 43 | Laura Wilson | 47 | Wife | Laundry | Maryland |
| 44 | Walter Garrett | 15 | Step-son | — | Maryland |
| 45 | Mary Smith | 59 | Head | — | Maryland |
| 46 | Dorothy Smith THIS PERSON | 21 | Daughter | Maid | Maryland |
| 47 | Hinson Smith | 39 | Son | Truck Driver | Maryland |
| 48 | Hinson J. Smith | 19 | Son | Laborer | Maryland |
| 49 | William Smith | 17 | Son | — | Maryland |
| 50 | Audrey Smith | 15 | Daughter | — | Maryland |
| 51 | Yvonne Smith | 13 | Daughter | — | Maryland |
| 52 | Richard Smith | 11 | Son | — | Maryland |
| 53 | Shirley Smith | 5 | Daughter | — | Maryland |
| 54 | Alice Smith | 7 | Daughter | — | Maryland |
| 55 | Roberta Smith | 2 | Daughter | — | Maryland |
| 56 | Webster Foreman | 39 | Head | Domestic | Maryland |
| 57 | Geneva Foreman | 37 | Wife | Salesman | Maryland |
| 58 | Catherine Foreman | 19 | Daughter | — | Maryland |
| 59 | Nora H. Field | 70 | Head | Maid | Maryland |
| 60 | Walter Field | 46 | Son | Laundress | Virginia |
| 61 | Magill Field | 44 | Son | House Work | Maryland |
| 62 | Australia Field | 43 | Daughter | Houseman | Maryland |
| 63 | Alice E. Beasley | 29 | Daughter | Maid | Maryland |
| 64 | Nellie P. Beasley | 3 | Grand-dau | Plantress | Maryland |
| 65 | Willie Robinson | 54 | Head | — | Maryland |
| 66 | Emma Robinson | 48 | Sister | Laundress | Maryland |
| 67 | Melvin Smith | 20 | Head | Laundress | Maryland |
| 68 | Gertrude Smith | 40 | Wife | Packer | Maryland |
| 69 | Alvin Smith | 22 | Son | — | Maryland |
| 70 | Lawrence Smith | 21 | Son | Helper | Maryland |
| 71 | Gertrude Smith | 16 | Daughter | Maid | Maryland |
| 72 | Melvin Smith | 15 | Son | Laborer | Maryland |
| 73 | Gwendolyn Smith | 12 | Daughter | — | Maryland |
| 74 | Elmer Smith | 9 | Son | — | Maryland |
| 75 | James Smith | 7 | Son | — | Maryland |
| 76 | Ella Fountain | 76 | Head | — | Maryland |
| 77 | Irving Duvall | 54 | Son | — | Maryland |
| 78 | Maxine Duvall | 31 | Daughter | Butler | Maryland |
| 79 | Irene Bowie | 50 | Lodger | Maid | Maryland |
| 80 | Bowie | None | — | 75 | — |
Pedigree Summary
Dorothy + 9 siblings
Gen 1 · 5 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)