MS
Marvin Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Calhoun-County, Alabama
Our Model Tree links this Marvin Smith across the 1920, 1930 and 1940 US Censuses in Calhoun-County, Alabama (XGBoost, ~Confirmed), with identified parents Hessie & O — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Calhoun-County, Alabama |
| Surname | Smith |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Precinct 1 Jacksonville |
| 1935 Residence (County) | Calhoun |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 55 |
| Income (1939) | 0 |
| Highest Grade | No H-4 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Farmer |
| Township / Ward | Precinct 1 Jacksonville |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marvin | Age | Birth yr |
|---|---|---|---|---|
| Hessie Smith | Head | — | 59 | ~1881 |
| Marvin Smith | Son | — | 23 | ~1917 |
| Buna Smith | Daughter | — | 17 | ~1923 |
| Sara Smith | Daughter | — | 32 | ~1908 |
Census Appearances
1920
Calhoun, Alabama
Son, age 4
Calhoun, Alabama · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Calhoun, Alabama
Son, age 13
Calhoun, Alabama · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Calhoun-County, Alabama
Son, age 23
Calhoun-County, Alabama · implied b. ~1917 — 4 household members
| Surname | Smith |
| Given Name | Marvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Precinct 1 Jacksonville |
| 1935 Residence (County) | Calhoun |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 55 |
| Income (1939) | 0 |
| Highest Grade | No H-4 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Marvin Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Hessie Smith (~0.92 confidence) and father O Smith (~0.92 confidence) and mother S Smith (~0.92 confidence) and mother Hassie Smith (~0.92 confidence) and father O Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Hessie Smith
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
O Smith
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
S Smith
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Hassie Smith
b. ~1889
Source mother
● Household
· direct · ~0.92
Father
O Smith
b. ~1890
Source father
● Household
· direct · ~0.92
This person
Anchor record
Marvin Smith
Son · 1940 · age 23 · b. ~1917 · Alabama
★ You are viewing this record
Sibling
Buna Smith
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sara Smith
Sibling · 1940 · age 32
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 — Calhoun-County, Alabama
Open full size
1940 US Federal Census — Calhoun-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00008-00091)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lula M. Bonds | 9 | Daughter | — | Alabama |
| 2 | Fletcher Bonds | 7 | Son | — | Alabama |
| 3 | Betty Bonds | 6 | Daughter | — | Alabama |
| 4 | Mary J. Bonds | 4 | Daughter | — | Alabama |
| 5 | Emma L. Bonds | 1 | Daughter | — | Alabama |
| 6 | Emma M. Bonds | 71 | Sister | — | Alabama |
| 7 | George D. Ragland | 66 | Head | — | Alabama |
| 8 | Stella Ragland | 54 | Wife | Housekeeper | Alabama |
| 9 | John J. Ragland | 17 | Son | Farmer | Alabama |
| 10 | Willie Ragland | 12 | Son | — | Alabama |
| 11 | Eveline Ragland | 10 | Daughter | — | Alabama |
| 12 | Ida Ragland | 35 | Daughter | Housekeeper | Alabama |
| 13 | Louise Mcdaniel | 21 | Daughter | Maid | Alabama |
| 14 | Beatrice Mcdaniel | 4 | Granddaughter | — | Alabama |
| 15 | Azeline Mcdaniel | 3 | Granddaughter | — | Alabama |
| 16 | Billie Mcdaniel | 1 | Grandson | — | Alabama |
| 17 | R. B. (Only) Mayfield | 19 | Nephew | Farm Laborer | Alabama |
| 18 | Odis D. Parris | 22 | Head | Farmer | Alabama |
| 19 | Clara B. Parris | 23 | Wife | Housekeeper | Alabama |
| 20 | Maggie Carpenter | 63 | Sister | — | Alabama |
| 21 | Preston D. Parris | 25 | Head | Farmer | Alabama |
| 22 | Eva Parris | 24 | Wife | Housekeeper | Alabama |
| 23 | Sibyl Parris | 5 | Daughter | — | Alabama |
| 24 | Trudy Parris | 3 | Daughter | — | Alabama |
| 25 | James C. Seaman | 52 | Head | Truck Driver | Alabama |
| 26 | Winnie Seaman | 52 | Wife | Housekeeper | Georgia |
| 27 | Hessie Smith | 59 | Head | Housekeeper | Georgia |
| 28 | Sara Sue Smith | 32 | Daughter | — | Georgia |
| 29 | Marvin Smith THIS PERSON | 23 | Son | Farmer | Alabama |
| 30 | Buna Smith | 17 | Daughter | — | Alabama |
| 31 | Curvier V. Alexander | 68 | Head | Farmer | Alabama |
| 32 | Minnie Alexander | 64 | Wife | Housekeeper | Alabama |
| 33 | Irene Alexander | 37 | Daughter | — | Alabama |
| 34 | Joe Mccain | 38 | Head | Laborer | Alabama |
| 35 | Winifred Mccain | 23 | Wife | Housekeeper | Alabama |
| 36 | Fred Mccain | 13 | Son | — | Alabama |
| 37 | Louise Mccain | 11 | Daughter | — | Alabama |
| 38 | Billie M. Mccain | 4 | Son | — | Alabama |
| 39 | William Mccain | 0 | Son | — | Alabama |
| 40 | C. M. Tolbert | 52 | Head | Farmer | Alabama |
Pedigree Summary
Marvin + 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)