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Clarence Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · East-Baton-Rouge-County, Louisiana
Our Model Tree links this Clarence Nelson across the 1920, 1930 and 1940 US Censuses in East-Baton-Rouge-County, Louisiana (XGBoost, ~Confirmed), with identified parents Oscar & Matilda — first a head (b.~1914), then head of a 5-person household.
Age 26
b. ~1914
Male
Head
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | East-Baton-Rouge-County, Louisiana |
| Surname | Nelson |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | South Baton Rouge |
| 1935 Residence (County) | East Baton Rouge |
| Additional Details | |
| Occupation | Laborer |
| Industry | Building Construction |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 800 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Laborer |
| Township / Ward | South Baton Rouge |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Clarence Nelson | Head | — | 26 | ~1914 |
| Clarence Nelson | Son | — | 5 | ~1935 |
| Bertell Nelson | Son | — | 1 | ~1939 |
| Earl Nelson | Son | — | 3 | ~1937 |
| Eleanor Nelson | Spouse | — | 24 | ~1916 |
Census Appearances
1920
East Baton …
Son, age 5
East Baton Rouge, Louisiana · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Clarice |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
East Baton …
Son, age 16
East Baton Rouge, Louisiana · implied b. ~1914 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
East-Baton-Rouge-County, Louisiana
Head, age 26
East-Baton-Rouge-County, Louisiana · implied b. ~1914 — 5 household members
| Surname | Nelson |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | South Baton Rouge |
| 1935 Residence (County) | East Baton Rouge |
| Occupation | Laborer |
| Industry | Building Construction |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 800 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Clarence Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Oscar Nelson (~0.92 confidence) and mother Matilda Nelson (~0.92 confidence) and father Isaac Nelson (~0.92 confidence) and mother Matilda Nelson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Oscar Nelson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Matilda Nelson
b. ~1886
Source mother
● Household
· direct · ~0.92
Father
Isaac Nelson
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Matilda Nelson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Nelson
Head · 1940 · age 26 · b. ~1914 · Louisiana
★ 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 — East-Baton-Rouge-County, Louisiana
Open full size
1940 US Federal Census — East-Baton-Rouge-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01398-00216)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gladys Jean Dominic | 6 | Daughter | — | Louisiana |
| 2 | Yvonne Dominic | 3 | Daughter | — | Louisiana |
| 3 | Elias Louise Dominic | 1 | Daughter | — | Louisiana |
| 4 | Clarence Nelson THIS PERSON | 26 | Head | Laborer | Louisiana |
| 5 | Eleanor Nelson | 24 | Wife | — | Louisiana |
| 6 | Clarence Jr. Nelson | 5 | Son | — | Louisiana |
| 7 | Earl Nelson | 3 | Son | — | Louisiana |
| 8 | Bertell Nelson | 1 | Son | — | Louisiana |
| 9 | Abe Dunbar | 67 | Head | — | Louisiana |
| 10 | Esther Lee Dunbar | 48 | Wife | — | Louisiana |
| 11 | William Henry Bandy | 10 | Cousin | — | Louisiana |
| 12 | Elizabeth Annie Pard | 5 | Granddaughter | — | Louisiana |
| 13 | Rosalee Pard | 20 | Head | — | Louisiana |
| 14 | Josephine Hilton | 52 | Head | Housekeeper | Louisiana |
| 15 | Curtis Hilton | 24 | Son | Cook | Louisiana |
| 16 | Sam Hilton | 31 | Son | Meat Cutter | Louisiana |
| 17 | Madeline Hawkins | 36 | Daughter | — | Louisiana |
| 18 | Etta Mae Hawkins | 16 | Granddaughter | Housekeeper | Louisiana |
| 19 | Jacob Hawkins | 15 | Grandson | Housekeeper | Louisiana |
| 20 | Joseph Hawkins | 11 | Grandson | — | Louisiana |
| 21 | James Jackson | 65 | Head | Carpenter | Louisiana |
| 22 | Rose Jackson | 59 | Wife | — | Louisiana |
| 23 | Ella Mary Jackson | 21 | Daughter | — | Louisiana |
| 24 | George Jackson | 30 | Son | Common Laborer | Louisiana |
| 25 | Joe Jackson | 24 | Son | Truck Driver | Louisiana |
| 26 | Viola Jackson | 24 | Daughter | Housekeeper | Louisiana |
| 27 | Wilson Ross | 24 | Head | Common Laborer | Louisiana |
| 28 | Hazel Ross | 20 | Wife | — | Louisiana |
| 29 | Delores Ross | 1 | Daughter | — | Louisiana |
| 30 | Harry Jackson | 45 | Head | Proprietor | Louisiana |
| 31 | Earla Jackson | 40 | Wife | Housekeeper | Louisiana |
| 32 | Gabe Gaynor | 42 | Head | Warehouseman | Mississippi |
| 33 | Effie Gaynor | 33 | Wife | — | Mississippi |
| 34 | Lillie J. Gaynor | 3 | Daughter | — | Louisiana |
| 35 | Callie Byrd | 25 | Lodger | Truck Driver | Mississippi |
| 36 | Dallie Byrd | 29 | Lodger | Housekeeper | Mississippi |
| 37 | Ethel Hatter | 41 | Head | Housekeeper | Louisiana |
| 38 | Jacob E. Payton | 28 | Lodger | Truck Driver | Louisiana |
| 39 | Viola Payton | 34 | Lodger | Housekeeper | Louisiana |
| 40 | Sam Bates | 42 | Head | Carpenter | Louisiana |
Pedigree Summary
Clarence
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)