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Isaac Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Tulsa-County, Oklahoma
Our Model Tree links this Isaac Jones across the 1920, 1930 and 1940 US Censuses in Tulsa-County, Oklahoma (XGBoost, ~Confirmed), with identified parents Riley & Ethel — first a head (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Tulsa-County, Oklahoma |
| Surname | Jones |
| Given Name | Isaac J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Tulsa city |
| 1935 Residence (County) | Tulsa |
| Additional Details | |
| Occupation | contractor |
| Industry | Roofing |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 426 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Contractor |
| Township / Ward | Tulsa City |
| Est. Birth Year | ~1909 |
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 Isaac | Age | Birth yr |
|---|---|---|---|---|
| Wilma Jones | Daughter | — | 10 | ~1930 |
| Isaac Jones | Head | — | 31 | ~1909 |
| Raymond Jones | Son | — | 8 | ~1932 |
| Lillie Jones | Spouse | — | 38 | ~1902 |
Census Appearances
1920
Tulsa, Oklahoma
Son, age 11
Tulsa, Oklahoma · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Isaac |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Tulsa, Oklahoma
Head, age 21
Tulsa, Oklahoma · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Isaac J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 19 |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | Brick Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10 |
| Veteran | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Tulsa-County, Oklahoma
Head, age 31
Tulsa-County, Oklahoma · implied b. ~1909 — 4 household members
| Surname | Jones |
| Given Name | Isaac J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Tulsa city |
| 1935 Residence (County) | Tulsa |
| Occupation | contractor |
| Industry | Roofing |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 426 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Isaac Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Riley Jones (~0.92 confidence) and mother Ethel Jones (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Riley Jones
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Ethel Jones
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Isaac Jones
Head · 1940 · age 31 · b. ~1909 · Oklahoma
★ 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 — Tulsa-County, Oklahoma
Open full size
1940 US Federal Census — Tulsa-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03351-00207)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Richard Sebastian | 14 | Son | — | Oklahoma |
| 42 | Ruby G. Sebastian | 12 | Daughter | — | Oklahoma |
| 43 | Albert Sebastian | 19 | Head | Helper | Oklahoma |
| 44 | Ruth J. Sebastian | 16 | Wife | — | Oklahoma |
| 45 | Burnett S. Ladd | 53 | Head | Fence Erector | Oklahoma |
| 46 | Dessie Ladd | 51 | Wife | — | Missouri |
| 47 | Ernest S. Holmes | 29 | Head | Carpenter Helper | Oklahoma |
| 48 | Jewel E. Holmes | 26 | Wife | — | Missouri |
| 49 | Lee Ann Holmes | 3 | Daughter | — | Oklahoma |
| 50 | Jim H. Gaines | 55 | Head | Stationary Engineer | Missouri |
| 51 | Samantha Gaines | 45 | Wife | — | Missouri |
| 52 | William Thompson | 22 | Head | Laborer | Arkansas |
| 53 | Charlotte Thompson | 15 | Wife | — | Arkansas |
| 54 | Dalie, Sr. Matchett | 54 | Head | Painter | Arkansas |
| 55 | Ethra B. Matchett | 33 | Wife | — | Oklahoma |
| 56 | Cecil E. Matchett | 2 | Son | — | Oklahoma |
| 57 | Dalie, Jr. Matchett | 26 | Son | Painter | Oklahoma |
| 58 | Pauline C. Matchett | 24 | Daughter in law | — | Oklahoma |
| 59 | Rodger G. Matchett | 1 | Grandson | — | Oklahoma |
| 60 | Lonnie Maccormack | 26 | Head | Odd Jobs | Oklahoma |
| 61 | Virginia Maccormack | 19 | Wife | — | Oklahoma |
| 62 | Robert E. Maccormack | 0 | Son | — | Oklahoma |
| 63 | Isaac J. Jones THIS PERSON | 31 | Head | Contractor | Missouri |
| 64 | Lillie V. Jones | 38 | Wife | Beauty Operator | Oklahoma |
| 65 | Wilma K. Jones | 10 | Daughter | — | Oklahoma |
| 66 | Raymond X. Jones | 8 | Son | — | Oklahoma |
| 67 | Clyde M. Jones | 29 | Head | Steel Chipper | Oklahoma |
| 68 | Elizabeth E. Jones | 26 | Wife | — | Oklahoma |
| 69 | Hughley, Jr. Jones | 9 | Son | — | Oklahoma |
| 70 | Clyde L. Jones | 7 | Son | — | Oklahoma |
| 71 | Douglas W. Jones | 2 | Son | — | Oklahoma |
| 72 | James C. Scott | 32 | Head | Mail Clerk | Missouri |
| 73 | Ruby M. Scott | 28 | Wife | — | Arkansas |
| 74 | Charles J. Scott | 8 | Son | — | Oklahoma |
| 75 | Richard Samples | 48 | Head | Glazier | Missouri |
| 76 | Edna B. Samples | 41 | Wife | — | Tennessee |
| 77 | Darcie Swisher | 38 | Son in law | Refinisher | Kansas |
| 78 | Dorothy B. Swisher | 24 | Daughter | — | Tennessee |
| 79 | Chester G. Lake | 50 | Head | Carpenter | Missouri |
| 80 | Esther Lake | 49 | Wife | — | Missouri |
Pedigree Summary
Isaac
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)