JS
James Sparks — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Texas
Our Model Tree links this James Sparks across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Texas (XGBoost, ~Confirmed), with identified parents James & Mary — first a head (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Head
Born: Texas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Texas |
| Surname | Sparks |
| Given Name | James R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Precinct 1 |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 1000 |
| Highest Grade | H-4 |
| 1935 Residence | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | Farmer |
| Township / Ward | Precinct 1 |
| Est. Birth Year | ~1906 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Katheryn Sparks | Daughter | — | 1 | ~1939 |
| Mamie Sparks | Spouse | — | 32 | ~1908 |
| James Sparks | Head | — | 34 | ~1906 |
| Myrna Sparks | Daughter | — | 8 | ~1932 |
Census Appearances
1920
Hamilton, Texas
Son, age 13
Hamilton, Texas · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | James R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Texas |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Hamilton, Texas
Head, age 24
Hamilton, Texas · implied b. ~1906 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | James R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Texas |
| Age at First Marriage | 20 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Texas |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | R |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Hamilton-County, Texas
Head, age 34
Hamilton-County, Texas · implied b. ~1906 — 4 household members
| Surname | Sparks |
| Given Name | James R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Precinct 1 |
| 1935 Residence (County) | Hamilton |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 1000 |
| Highest Grade | H-4 |
| 1935 Residence | Texas |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 Sparks across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Sparks (~0.92 confidence) and mother Mary Sparks (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Sparks
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Mary Sparks
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Sparks
Head · 1940 · age 34 · b. ~1906 · Texas
★ 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 — Hamilton-County, Texas
Open full size
1940 US Federal Census — Hamilton-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04050-00491)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lawrence W. Koen | 58 | Head | Farmer | Texas |
| 2 | Emma Koen | 59 | Wife | Housekeeper | Texas |
| 3 | Ruby Koen | 36 | Daughter | Secy Treas. | Texas |
| 4 | August A. Rennie | 49 | Head | Contractor | Texas |
| 5 | Hattie Rennie | 43 | Wife | House Keeper | Texas |
| 6 | Ruby A. S. Rennie | 19 | Daughter | Student | Texas |
| 7 | Milton Rennie | 15 | Son | Student | Texas |
| 8 | Herbert Metzger | 28 | Head | Mechanic | Texas |
| 9 | Earline Metzger | 27 | Wife | Housekeeper | Texas |
| 10 | Delores Metzger | 9 | Daughter | — | Texas |
| 11 | Cleta Metzger | 6 | Daughter | — | Texas |
| 12 | Arnhold Metzger | 26 | Brother | Laborer | Texas |
| 13 | David H. Williams | 34 | Head | Laborer | Texas |
| 14 | Eula G. Williams | 35 | Wife | Housekeeper | Texas |
| 15 | Peggy-Nell Williams | 3 | Daughter | — | Texas |
| 16 | Elisha P. Morgan | 79 | Head | Farmer | Kentucky |
| 17 | Louisa Morgan | 70 | Wife | Housekeeper | Texas |
| 18 | A. Arlee Morgan | 39 | Son | Laborer | Texas |
| 19 | Sallie F. Morgan | 45 | Daughter | Helper | Texas |
| 20 | John B. Morgan | 24 | Son | Salesman | Texas |
| 21 | Sheppard C. Doss | 26 | Head | Laborer | Texas |
| 22 | Katheryn M. Doss | 30 | Wife | — | Texas |
| 23 | Joan Doss | 3 | Daughter | — | Texas |
| 24 | Riley H. Havens | 53 | Head | Farmer | Texas |
| 25 | Jamina A. Havens | 75 | Mother | — | Texas |
| 26 | Joe J. Poston | 43 | Head | Farmer | Texas |
| 27 | Myra L. Poston | 42 | Wife | — | Texas |
| 28 | Myra-Jo Poston | 23 | Daughter | — | Texas |
| 29 | Sidney Wallace | 19 | Hired-hand | Laborer | Texas |
| 30 | James R. Sparks THIS PERSON | 34 | Head | Farmer | Texas |
| 31 | Mamie E. Sparks | 32 | Wife | Housekeeper | Texas |
| 32 | Myrna J. Sparks | 8 | Daughter | — | Texas |
| 33 | Katheryn A. Sparks | 1 | Daughter | — | Texas |
| 34 | Ben E. Cowling | 44 | Head | Farmer | Arkansas |
| 35 | Alice D. Cowling | 54 | Wife | Housekeeper | Texas |
| 36 | Ben E. Jr. Cowling | 20 | Son | Laborer | Texas |
| 37 | Foster L. Wilcox | 62 | Head | Filling Station Operator | Texas |
| 38 | Ella K. Wilcox | 61 | Wife | Helper | Texas |
| 39 | Charles B. Wilcox | 6 | Grandson | — | Texas |
| 40 | Joe B. Wilcox | 29 | Head | Laborer | Texas |
Pedigree Summary
James
Gen 1 · 2 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)