AS
Arthur Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Arthur Smith across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Bell & Otida — first a son (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Smith |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Helper |
| Industry | Plastering |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 988 |
| Highest Grade | H 5 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Helper |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1915 |
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 Arthur | Age | Birth yr |
|---|---|---|---|---|
| Mary Smith | Daughter | — | 22 | ~1918 |
| Otida Columbia | Head | — | 44 | ~1896 |
| Arthur Smith | Son | — | 25 | ~1915 |
Census Appearances
1920
Baltimore, Maryland
Son, age 5
Baltimore, Maryland · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 15
Baltimore, Maryland · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| 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 25
Baltimore-City-County, Maryland · implied b. ~1915 — 3 household members
| Surname | Smith |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Helper |
| Industry | Plastering |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 988 |
| Highest Grade | H 5 |
| 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 Arthur Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Bell Chambers (~0.92 confidence) and mother Otida Columbia (~0.92 confidence) and mother Olive Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Bell Chambers
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Otida Columbia
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Olive Smith
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Smith
Son · 1940 · age 25 · b. ~1915 · Maryland
★ You are viewing this record
Sibling
Mary Smith
Sibling · 1940 · age 22
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
39 people indexed on this census page (nara:1940:m-t0627-01534-00269)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margurite Tucker | 47 | Daughter | Beautician | Maryland |
| 2 | James Tucker | 23 | Gr-Son | Sheet Metal Wk | Maryland |
| 3 | Harry Wright | 40 | Head | Plumber Helper | Maryland |
| 4 | Arvella Wright | 72 | Wife | — | Maryland |
| 5 | Milton Creek | 46 | Head | Laborer V.P.O. | Maryland |
| 6 | Mary Creek | 34 | Wife | — | Maryland |
| 7 | Vernon Creek | 20 | Son | — | Maryland |
| 8 | Lavatta Creek | 14 | Daughter | — | Maryland |
| 9 | Mattie Creek | 12 | Son | — | Maryland |
| 10 | Mattie Creek | 11 | Daughter | — | Maryland |
| 11 | Ida Creek | 27 | Sister | Maid | Maryland |
| 12 | Norman Fredrick | 25 | Head | Machine Operator | Maryland |
| 13 | Blanche Fredrick | 27 | Wife | — | Maryland |
| 14 | John Washington | 33 | Head | Laborer | N. Carolina |
| 15 | Clara Washington | 33 | Wife | — | Virginia |
| 16 | James Powell | 53 | Head | Laborer | Maryland |
| 17 | Rachel Powell | 39 | Wife | — | Maryland |
| 18 | Sadie Williams | 16 | Lod-Daughter | — | Maryland |
| 19 | Henry Lewis | 32 | Head | Shaper | Maryland |
| 20 | Lenora Lewis | 38 | Wife | — | Maryland |
| 21 | Bernard Lewis | 18 | Son | Apprentice | Maryland |
| 22 | Josephine Lewis | 6 | Daughter | — | Maryland |
| 23 | Isabelle Clark | 64 | Mother-Law | — | Maryland |
| 24 | John Scott | 44 | Head | Laborer | S. Carolina |
| 25 | Victoria Scott | 33 | Wife | — | N. Carolina |
| 26 | Otida Columbia | 44 | Head | — | Maryland |
| 27 | Arthur Smith THIS PERSON | 25 | Son | Helper | Maryland |
| 28 | Mary Smith | 22 | Daughter | — | Maryland |
| 29 | Joseph Gray | 56 | Head | Laborer W.P.A. | Florida |
| 30 | Helen Gray | 49 | Wife | — | Maryland |
| 31 | Bernice Gray | 11 | Daughter | — | Maryland |
| 32 | James Elliott | 37 | Head | Laborer | N. Carolina |
| 33 | Fannie Elliott | 30 | Daughter | — | N. Carolina |
| 34 | Murray Elliott | 3 | Son | — | N. Carolina |
| 35 | James Campbell | 34 | Lodger | Laborer | N. Carolina |
| 36 | Frank Staples | 72 | Head | Clergyman | Maine |
| 37 | Abram Staples | 42 | Lodger | Clerk | Maryland |
| 38 | Lena Coolihan | 50 | Head | — | Maryland |
| 39 | Bernard Coolihan | 27 | Son | Loader | Maryland |
Related Census Records
Pedigree Summary
Arthur + 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)