LS
Leon Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marlboro-County, South Carolina
Our Model Tree links this Leon Smith across the 1920, 1930 and 1940 US Censuses in Marlboro-County, South Carolina (XGBoost, ~Confirmed), with identified parents Henry & Hardy — first a head (b.~1914), then head of a 3-person household.
Age 26
b. ~1914
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marlboro-County, South Carolina |
| Surname | Smith |
| Given Name | Leon |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Brownsville |
| 1935 Residence (County) | Marlboro |
| Additional Details | |
| Occupation | Farm helper |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 150 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farm Helper |
| Township / Ward | Brownsville |
| Est. Birth Year | ~1914 |
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 Leon | Age | Birth yr |
|---|---|---|---|---|
| Leon Smith | Head | — | 26 | ~1914 |
| John Smith | Son | — | 3 | ~1937 |
| Niza Smith | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Marlboro, South …
Son, age 8
Marlboro, South Carolina · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Marlboro, South …
Son, age 16
Marlboro, South Carolina · implied b. ~1914 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Leon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Marlboro-County, South …
Head, age 26
Marlboro-County, South Carolina · implied b. ~1914 — 3 household members
| Surname | Smith |
| Given Name | Leon |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Brownsville |
| 1935 Residence (County) | Marlboro |
| Occupation | Farm helper |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 150 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
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 Leon Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Smith (~0.92 confidence) and father Hardy Smith (~0.92 confidence) and mother Minnie Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Smith
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Hardy Smith
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Minnie Smith
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Leon Smith
Head · 1940 · age 26 · b. ~1914 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Marlboro-County, South Carolina
Open full size
1940 US Federal Census — Marlboro-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03826-00017)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ida Wilks | 47 | Wife | House Work | South Carolina |
| 42 | Carl Wilks | 16 | Son | Farm Helper | South Carolina |
| 43 | Nellie Wilks | 13 | Daughter | — | South Carolina |
| 44 | Lonnie Smith | 19 | Head | Farm Laborer | South Carolina |
| 45 | Lizzie Jane Smith | 17 | Wife | Farm Laborer | South Carolina |
| 46 | Rabelle Thomas | 38 | Head | Farm Laborer | South Carolina |
| 47 | Eloise Smith | 17 | Niece | Farm Laborer | South Carolina |
| 48 | Lula Mae Smith | 15 | Niece | Farm Laborer | South Carolina |
| 49 | Nannie Smith | 8 | Niece | — | South Carolina |
| 50 | Sadie Mae Smith | 5 | Niece | — | South Carolina |
| 51 | Leon Smith THIS PERSON | 26 | Head | Farm Helper | South Carolina |
| 52 | Niza Smith | 26 | Wife | Farm Laborer | South Carolina |
| 53 | John Smith | 3 | Son | — | South Carolina |
| 54 | Sylvia Samuels | 39 | Head | Farm Laborer | South Carolina |
| 55 | Robert Samuels | 15 | Son | Farm Laborer | South Carolina |
| 56 | Emelyn Samuels | 12 | Daughter | — | South Carolina |
| 57 | Niles Mckinley | 24 | Head | Farm Laborer | South Carolina |
| 58 | Niza Mckinley | 20 | Wife | Farm Laborer | South Carolina |
| 59 | Sylvia Mae Mckinley | 1 | Daughter | — | South Carolina |
| 60 | Annie Adams | 43 | Head | Farm Laborer | South Carolina |
| 61 | Truda (Ab) Williams | 19 | Daughter | — | South Carolina |
| 62 | Homer (Ab) Adams | 15 | Son | — | South Carolina |
| 63 | Sara M Hawkins | 21 | Daughter | — | South Carolina |
| 64 | Lou Jane Rogers | 70 | Mother | — | South Carolina |
| 65 | Leonard Jackson | 40 | Head | Farmer | South Carolina |
| 66 | Alice Jackson | 30 | Wife | Farm Laborer | South Carolina |
| 67 | Annie Jackson | 18 | Daughter | Farm Laborer | South Carolina |
| 68 | Jim Foster | 60 | Head | Farm Laborer | South Carolina |
| 69 | Kathleen Foster | 52 | Wife | Farm Laborer | South Carolina |
| 70 | Weston Williams | 55 | Head | Farm Laborer | South Carolina |
| 71 | Carrie Williams | 53 | Wife | Farm Laborer | South Carolina |
| 72 | Johnnie Williams | 29 | Son | Farm Laborer | South Carolina |
| 73 | Isaac Jr Jackson | 25 | Head | Farm Laborer | South Carolina |
| 74 | Maldie Jackson | 24 | Wife | Farm Laborer | South Carolina |
| 75 | Martha Jackson | 2 | Daughter | — | South Carolina |
| 76 | Mary Jackson | 1 | Daughter | — | South Carolina |
| 77 | Annie Johnson | 60 | Head | Farm Laborer | South Carolina |
| 78 | Jim Johnson | 23 | Son | Farm Laborer | South Carolina |
| 79 | Rena Miller | 67 | Sister | — | South Carolina |
| 80 | Sallie Jones | 62 | Head | Farm Laborer | South Carolina |
Related Census Records
Pedigree Summary
Leon
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)