RS
Roland Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Roland Smith across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Thomas & Thomas — first a son (b.~1913), then head of a 8-person household.
Age 27
b. ~1913
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Smith |
| Given Name | Roland |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Electrician |
| Industry | Beth. Steel Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Electrician |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1913 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Roland | Age | Birth yr |
|---|---|---|---|---|
| Naomi Smith | Daughter | — | 20 | ~1920 |
| Catherine Smith | Daughter | — | 17 | ~1923 |
| Vernon Smith | Son | — | 10 | ~1930 |
| Robert Smith | Son | — | 14 | ~1926 |
| Eleanor Smith | Daughter | — | 18 | ~1922 |
| Thomas Smith | Head | — | 51 | ~1889 |
| Estella Smith | Spouse | — | 47 | ~1893 |
| Roland Smith | Son | — | 27 | ~1913 |
Census Appearances
1920
Baltimore, Maryland
Son, age 7
Baltimore, Maryland · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Roland |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| 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
Son, age 17
Baltimore, Maryland · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Roland |
| Relationship to Head | Son |
| Sex | M |
| 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-City-County, Maryland
Son, age 27
Baltimore-City-County, Maryland · implied b. ~1913 — 8 household members
| Surname | Smith |
| Given Name | Roland |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Occupation | Electrician |
| Industry | Beth. Steel Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| 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 Roland Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Smith (~0.92 confidence) and father Thomas Smith (~0.92 confidence) and mother Estella Smith (~0.92 confidence) and mother Estelle Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Smith
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Thomas Smith
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Estella Smith
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Estelle Smith
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Roland Smith
Son · 1940 · age 27 · b. ~1913 · Maryland
★ You are viewing this record
Sibling
Robert Smith
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vernon Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Naomi Smith
Sibling · 1940 · age 20
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-t0627-01538-00143)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George B. Raub | 29 | son | Meat Packer | Maryland |
| 42 | Randall A. Raub | 15 | son | — | Maryland |
| 43 | Michael Tracey | 42 | Head | Ship Builder | Maryland |
| 44 | Clara Tracey | 36 | Wife | — | Maryland |
| 45 | Vivian Tracey | 18 | daughter | Inspector | Maryland |
| 46 | Norma Tracey | 15 | daughter | — | Maryland |
| 47 | Charles Tracey | 5 | son | — | Maryland |
| 48 | Anther Heath | 64 | father-in-law | — | Washington, D.C. |
| 49 | William Justice | 54 | Head | Brakeman | N. Carolina |
| 50 | Carey Justice | 51 | Wife | — | Maryland |
| 51 | Charles Justice | 24 | son | Foreman | Maryland |
| 52 | George Justice | 22 | son | Laborer | Maryland |
| 53 | Ralph Mobley | 53 | lodger | Operator | Florida |
| 54 | Norman Tregde | 32 | Head | Metal Finisher | Maryland |
| 55 | Harriet Tregde | 31 | Wife | — | Maryland |
| 56 | Brooks Tregde | 7 | son | — | Maryland |
| 57 | John J. Lauer | 46 | Head | Laborer | Maryland |
| 58 | Mary Lauer | 50 | Wife | Tipper | Maryland |
| 59 | Thomas J. Smith | 51 | Head | Machinist | Maryland |
| 60 | Estella M. Smith | 47 | Wife | — | Maryland |
| 61 | Roland Smith THIS PERSON | 27 | son | Electrician | Maryland |
| 62 | Naomi Smith | 20 | daughter | Laborer | Maryland |
| 63 | Eleanor Smith | 18 | daughter | — | Maryland |
| 64 | Catherine Smith | 17 | daughter | — | Maryland |
| 65 | Robert Smith | 14 | son | — | Maryland |
| 66 | Vernon Smith | 10 | son | — | Maryland |
| 67 | Edmond F. Bossert | 27 | Head | Crane Operator | Pennsylvania |
| 68 | Bertha Bossert | 24 | Wife | — | Maryland |
| 69 | Raymond E. Bossert | 4 | son | — | Maryland |
| 70 | Richard A. Bossert | 2 | son | — | Maryland |
| 71 | Mildred Shayock | 19 | sister-in-law | — | Maryland |
| 72 | Edmund Gizinski | 31 | Head | Laborer | Maryland |
| 73 | Lillian Gizinski | 25 | Wife | Examiner | Maryland |
| 74 | Helen M. Gizinski | 5 | daughter | — | Maryland |
| 75 | James M. Murray | 45 | Head | Policeman | Maryland |
| 76 | Viola Murray | 39 | Wife | — | Austria |
| 77 | Charles Murray | 20 | son | Clerk | Maryland |
| 78 | Marie Murray | 16 | daughter | — | Maryland |
| 79 | James Jr. Murray | 14 | son | — | Maryland |
| 80 | Joseph Murray | 9 | son | — | Maryland |
Pedigree Summary
Roland + 5 siblings
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)