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John Simons — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tulsa-County, Oklahoma
Our Model Tree links this John Simons across the 1930 and 1940 US Censuses in Tulsa-County, Oklahoma (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 7-person household.
Age 14
b. ~1926
Male
Son
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Tulsa-County, Oklahoma |
| Surname | Simons |
| Given Name | John H. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Lynn Lane Twp |
| 1935 Residence (County) | Tulsa |
| Additional Details | |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | Lynn Lane Twp |
| Est. Birth Year | ~1926 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helen Simons | Daughter | — | 18 | ~1922 |
| John Simons | Son | — | 14 | ~1926 |
| William Simons | Son | — | 12 | ~1928 |
| John Simons | Head | — | 43 | ~1897 |
| Ethel Simons | Spouse | — | 43 | ~1897 |
| Robert Simons | Son | — | 17 | ~1923 |
| James Simons | Son | — | 20 | ~1920 |
Census Appearances
1930
Tulsa, Oklahoma
Son, age 3
Tulsa, Oklahoma · implied b. ~1927 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simons |
| Given Name | Joe |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Tulsa-County, Oklahoma
Son, age 14
Tulsa-County, Oklahoma · implied b. ~1926 — 7 household members
| Surname | Simons |
| Given Name | John H. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Lynn Lane Twp |
| 1935 Residence (County) | Tulsa |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 John Simons across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Simons
Son · 1940 · age 14 · b. ~1926 · Oklahoma
★ You are viewing this record
Sibling
Robert Simons
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Simons
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Simons
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Simons
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
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-t0627-03336-00793)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Blanche Holme | 59 | wife | — | New York |
| 2 | Marjorie Manning | 31 | Maid | Maid | Oklahoma |
| 3 | C. W. Kirkley | 55 | head | Abstractor | Indiana |
| 4 | Bertha Kirkley | 44 | wife | None | Oklahoma |
| 5 | Wayne French | 21 | step son | U. S. Air Corps | Oklahoma |
| 6 | Bert Hudson | 55 | hired man | Hired Man | Arkansas |
| 7 | J. C. Treedley | 53 | head | Salesman | Kansas |
| 8 | Ethel Treedley | 49 | wife | — | Pennsylvania |
| 9 | John Simons | 43 | head | Credit Manager | Ohio |
| 10 | Ethel Simons | 43 | wife | — | Missouri |
| 11 | James A. Simons | 20 | son | Derrick Man | Wyoming |
| 12 | Helen L. Simons | 18 | daughter | Stenographer | Wyoming |
| 13 | Robert Simons | 17 | son | — | Kansas |
| 14 | John H. Simons THIS PERSON | 14 | son | — | Oklahoma |
| 15 | William F. Simons | 12 | son | — | Oklahoma |
| 16 | R. W. Elsey | 45 | head | Mechanic | Missouri |
| 17 | Sarah Elsey | 32 | wife | Housekeeper | Scotland |
| 18 | Cleo Elsey | 21 | son | Warehouseman | Oklahoma |
| 19 | Clarence Elsey | 19 | son | Cook | Oklahoma |
| 20 | Bonnie Rae Elsey | 2 | daughter | — | Oklahoma |
| 21 | Phillip Hill | 20 | Nephew | Mail Clerk | Scotland |
| 22 | Paul W. Gilmore | 39 | head | Draftsman | Oklahoma |
| 23 | Gyneth Gilmore | 34 | wife | — | Ohio |
| 24 | Micheal Gilmore | 3 | son | — | Oklahoma |
| 25 | Gunneth Gilmore | 0 | daughter | — | Oklahoma |
| 26 | W. W. Mclaughlin | 64 | Father in law | — | Pennsylvania |
| 27 | James R. Knast | 45 | head | Carpenter | Missouri |
| 28 | Berna Knast | 43 | wife | — | Kansas |
| 29 | Delores Knast | 18 | daughter | — | Oklahoma |
| 30 | William A. Knast | 15 | son | — | Oklahoma |
| 31 | Shirley G. Knast | 7 | daughter | — | Oklahoma |
| 32 | James H. Landy | 47 | head | Geological Engineer | Texas |
| 33 | Reva Landy | 42 | wife | — | Kansas |
| 34 | Willia C. Pierson | 20 | daughter | Laboratory Clerk | Oklahoma |
| 35 | James H. Pierson | 1 | son | — | Oklahoma |
| 36 | Sam Calvert | 23 | head | Owner | Oklahoma |
| 37 | Rosella E. Calvert | 21 | wife | — | Kansas |
| 38 | Thomas L. Calvert | 3 | son | — | Kansas |
| 39 | Earl M. Stewart | 36 | head | Mechanic | Missouri |
| 40 | Glenna Stewart | 33 | wife | — | Missouri |
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)