JH
James Hart — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Tammany-County, Louisiana
Our Model Tree links this James Hart across the 1920, 1930 and 1940 US Censuses in St.-Tammany-County, Louisiana (XGBoost, ~Confirmed), with identified parents Lilla — first a head (b.~1904), then head of a 6-person household.
Age 36
b. ~1904
Male
Head
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Tammany-County, Louisiana |
| Surname | Hart |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Slidell town |
| 1935 Residence (County) | St Tammany |
| Additional Details | |
| Occupation | Cook |
| Industry | Tug Boat |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 380 |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Cook |
| Township / Ward | Slidell Town |
| Est. Birth Year | ~1904 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Shirley Hart | Daughter | — | 7 | ~1933 |
| James Hart | Head | — | 36 | ~1904 |
| John Hart | Son | — | 13 | ~1927 |
| Harold Hart | Son | — | 10 | ~1930 |
| Samuel Hart | Son | — | 15 | ~1925 |
| Clara Hart | Spouse | — | 32 | ~1908 |
Census Appearances
1920
St Tammany, …
Son, age 17
St Tammany, Louisiana · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Laborer |
| Industry | Planing Mill |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
St Tammany, …
Head, age 27
St Tammany, Louisiana · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 20 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Deck Hand |
| Industry | River Tug |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 500 |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
St.-Tammany-County, Louisiana
Head, age 36
St.-Tammany-County, Louisiana · implied b. ~1904 — 6 household members
| Surname | Hart |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Slidell town |
| 1935 Residence (County) | St Tammany |
| Occupation | Cook |
| Industry | Tug Boat |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 380 |
| Highest Grade | No 3 |
| 1935 Residence | Same house |
| 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 James Hart across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Lilla Hart (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lilla Hart
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Hart
Head · 1940 · age 36 · b. ~1904 · 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 — St.-Tammany-County, Louisiana
Open full size
1940 US Federal Census — St.-Tammany-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01455-00542)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | David Crawford | 30 | Head | Laborer | Louisiana |
| 2 | Robbie L Crawford | 26 | Wife | Laundress | Mississippi |
| 3 | Eddie Bell | 46 | Head | Fireman | Louisiana |
| 4 | Lucie Bell | 44 | Wife | — | Mississippi |
| 5 | Eddie Ellis | 13 | Son | — | Louisiana |
| 6 | Daughter Myrtis Ruth | None | F | — | — |
| 7 | Daughter Naomi | None | F | — | — |
| 8 | Son John R | None | M | — | — |
| 9 | Daughter Anna Louise | None | F | — | — |
| 10 | Henry Craig | 25 | Head | Stable-Boy | Louisiana |
| 11 | Anna Craig | 59 | Wife | Laundress | Mississippi |
| 12 | Dooley Anderson | 26 | Step-son | Gardner | Mississippi |
| 13 | William Anderson | 14 | Step-son | — | Louisiana |
| 14 | Jean Byron | 49 | Head | — | Mississippi |
| 15 | Sam Clark | 31 | Head | Laborer | Mississippi |
| 16 | Ellen Clark | 34 | Wife | Laundress | Mississippi |
| 17 | Sam Jr Clark | 57 | Head | Laborer | Mississippi |
| 18 | Sarah Clark | 57 | Wife | Laundress | Mississippi |
| 19 | Harrison Clark | 28 | Son | Presser | Louisiana |
| 20 | Mary Ellen Clark | 14 | Daughter | — | Louisiana |
| 21 | Mildred Clark | 17 | Daughter | — | Louisiana |
| 22 | Harry Clark | 24 | Son-in-law | Laborer | Louisiana |
| 23 | Grace Clark | 16 | Daughter | New Worker | Louisiana |
| 24 | Chester Clark | 14 | Grand-son | — | Louisiana |
| 25 | Grand-Daughter Archie Ella Rose | None | F | — | — |
| 26 | Clarence Clark | 35 | Head | Laborer | Louisiana |
| 27 | Corinne Clark | 34 | Wife | — | Mississippi |
| 28 | Sarah Lee Clark | 15 | Daughter | — | Louisiana |
| 29 | Julia Clark | 11 | Daughter | — | Louisiana |
| 30 | Eva Mae Clark | 8 | Daughter | — | Louisiana |
| 31 | Clarence Jr Clark | 6 | Son | — | Louisiana |
| 32 | Jack Lewis Clark | 2 | Son | — | Louisiana |
| 33 | Kellen Clark | 12 | Son | — | Louisiana |
| 34 | James Hart THIS PERSON | 36 | Head | Cook | Louisiana |
| 35 | Clara Hart | 32 | Wife | — | Louisiana |
| 36 | Samuel Hart | 15 | Son | — | Louisiana |
| 37 | John D Hart | 13 | Son | — | Louisiana |
| 38 | Harold Hart | 10 | Son | — | Louisiana |
| 39 | Shirley Hart | 7 | Daughter | — | Louisiana |
| 40 | Andy Jr Shanklin | 14 | Head | — | Alabama |
Pedigree Summary
James
Gen 1 · 1 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)