CS
Catherine Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this Catherine Smith across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed), with identified parents Joseph & William — first a daughter (b.~1912), then head of a 5-person household.
Age 28
b. ~1912
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Occupation | Laborer-Water Dept. |
| Industry | Balto. Co. Water Dept. |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 522 |
| Highest Grade | No 5 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laborer-Water Dept. |
| Township / Ward | Texas |
| Est. Birth Year | ~1912 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Catherine Smith | Daughter | — | 28 | ~1912 |
| William Smith | Head | — | 51 | ~1889 |
| Clarence Smith | Son | — | 21 | ~1919 |
| William Smith | Son | — | 23 | ~1917 |
| Martha Smith | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Baltimore, Maryland
Daughter, age 7
Baltimore, Maryland · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 17
Baltimore, Maryland · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| 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 28
Baltimore-County, Maryland · implied b. ~1912 — 5 household members
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Baltimore |
| Occupation | Laborer-Water Dept. |
| Industry | Balto. Co. Water Dept. |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 522 |
| Highest Grade | No 5 |
| 1935 Residence | Maryland |
| 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 Catherine Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Smith (~0.92 confidence) and father William Smith (~0.92 confidence) and father Joseph Smith (~0.92 confidence) and mother Augusta Smith (~0.92 confidence) and mother Martha Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Smith
b. ~1883
Source father
● Household
· direct · ~0.92
Father
William Smith
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Joseph Smith
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Augusta Smith
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Martha Smith
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Smith
Daughter · 1940 · age 28 · b. ~1912 · Maryland
★ You are viewing this record
Sibling
William Smith
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Smith
Sibling · 1940 · age 21
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-t0627-01504-00543)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ida E. Fireland | 43 | Wife | — | Maryland |
| 2 | Marianne Fireland | 17 | Dtr | — | Maryland |
| 3 | Mary E. Fireland | 13 | Daughter | — | Maryland |
| 4 | James E. Freeland | 26 | Head | General Mechanic | Maryland |
| 5 | James Jr. Freeland | 3 | Son | — | Maryland |
| 6 | Benjamin Perry | 34 | Head | Upholsterer | Maryland |
| 7 | Vivian Perry | 31 | Wife | — | Maryland |
| 8 | Benjamin Jr. Perry | 3 | Son | — | Maryland |
| 9 | William Bagley | 26 | Head | Fireman | Maryland |
| 10 | Mary V. Bagley | 29 | Wife | — | Maryland |
| 11 | Paul J. Bagley | 3 | Son | — | Maryland |
| 12 | Edward Bosley | 34 | Head | Laborer | Maryland |
| 13 | Mary Bosley | 34 | Wife | — | Maryland |
| 14 | Virginia Bosley | 12 | Daughter | — | Maryland |
| 15 | Lila Bosley | 11 | Daughter | — | Pennsylvania |
| 16 | Beula Bosley | 10 | Daughter | — | Maryland |
| 17 | Morris Bosley | 8 | Son | — | Maryland |
| 18 | Evelyn Bosley | 6 | Daughter | — | Maryland |
| 19 | Josephine Bosley | 5 | Daughter | — | Maryland |
| 20 | Mary Bosley | 4 | Daughter | — | Maryland |
| 21 | Hadley Bosley | 2 | Daughter | — | Maryland |
| 22 | John Conaway | 49 | Head | Laborer | Maryland |
| 23 | Mary Conaway | 39 | Wife | — | Maryland |
| 24 | John Conaway | 16 | Son | — | Maryland |
| 25 | William Conaway | 12 | Son | — | Maryland |
| 26 | Rita Conaway | 10 | Daughter | — | Maryland |
| 27 | Edward Conaway | 8 | Son | — | Maryland |
| 28 | Lloyd Parks | 39 | Head | Huckster | Maryland |
| 29 | Irene Parks | 39 | Wife | — | Maryland |
| 30 | Leroy Parks | 18 | Son | Laborer | Maryland |
| 31 | Marie Parks | 11 | Daughter | — | Maryland |
| 32 | William Parks | 9 | Son | — | Maryland |
| 33 | William Howard | 63 | Head | Laborer-Water Dept. | Maryland |
| 34 | Nannie Howard | 57 | Wife | — | Maryland |
| 35 | Winfield Howard | 20 | Son | Laborer-Water Dept. | Maryland |
| 36 | William Smith | 51 | Head | Laborer-Water Dept. | Maryland |
| 37 | Martha Smith | 49 | Wife | — | Maryland |
| 38 | Catherine Smith THIS PERSON | 28 | Daughter | Laborer-Water Dept. | Maryland |
| 39 | William Smith | 23 | Son | — | Maryland |
| 40 | Clarence Smith | 21 | Son | — | Maryland |
Pedigree Summary
Catherine + 2 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)