JW
John Welch — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Elk-County, Kansas
Our Model Tree links this John Welch across the 1930 and 1940 US Censuses in Elk-County, Kansas (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 13-person household.
Age 11
b. ~1929
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Elk-County, Kansas |
| Surname | Welch |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Elk Falls Township |
| 1935 Residence (County) | Elk |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Elk Falls Township |
| Est. Birth Year | ~1929 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ruth Welch | Daughter | — | 19 | ~1921 |
| Mary Welch | Daughter | — | 13 | ~1927 |
| Grace Welch | Daughter | — | 10 | ~1930 |
| Elizabeth Welch | Daughter | — | 4 | ~1936 |
| Gladys Welch | Daughter | — | 8 | ~1932 |
| Marjorie Welch | Daughter | — | 6 | ~1934 |
| Paul Welch | Head | — | 44 | ~1896 |
| Leo Welch | Son | — | 16 | ~1924 |
| James Welch | Son | — | 18 | ~1922 |
| John Welch | Son | — | 11 | ~1929 |
| James Welch | Son | — | 15 | ~1925 |
| Paul Welch | Son | — | 21 | ~1919 |
| Grace Welch | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Elk, Kansas
Son, age 1
Elk, Kansas · implied b. ~1929 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Welch |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Elk-County, Kansas
Son, age 11
Elk-County, Kansas · implied b. ~1929 — 13 household members
| Surname | Welch |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Elk Falls Township |
| 1935 Residence (County) | Elk |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Welch across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Welch
Son · 1940 · age 11 · b. ~1929 · Kansas
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Sibling
Elizabeth Welch
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Welch
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Welch
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Welch
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Welch
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Welch
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Welch
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Welch
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Welch
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Welch
Sibling · 1940 · age 8
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 — Elk-County, Kansas
Open full size
1940 US Federal Census — Elk-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01230-00215)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elmera C. Smith | 32 | Wife | — | Kansas |
| 2 | Joe Jr. Smith | 16 | Son | — | Kansas |
| 3 | Bettie C. Smith | 5 | Daughter | — | Kansas |
| 4 | John V. Smith | 1 | Son | — | Kansas |
| 5 | Phillip A. Faust | 58 | Head | Farmer | Indiana |
| 6 | Laura M. Faust | 52 | Wife | — | Kansas |
| 7 | James T. Hogan | 63 | Head | Farmer | Kansas |
| 8 | Verna D. Hogan | 58 | Wife | — | Kansas |
| 9 | James P. Hogan | 24 | Son | Teacher | Kansas |
| 10 | Maureen Hogan | 18 | Daughter | — | Kansas |
| 11 | Ben F. Ratzlaff | 37 | Head | Farmer | Oklahoma |
| 12 | Alma Ratzlaff | 32 | Wife | — | Oklahoma |
| 13 | Ralph B. Ratzlaff | 9 | Son | — | Kansas |
| 14 | Elmer F. Johnson | 39 | Head | Laborer | Kansas |
| 15 | Pearl L. Johnson | 33 | Wife | — | Kansas |
| 16 | Francis C. Johnson | 12 | Son | — | Kansas |
| 17 | Merle W. Johnson | 7 | Son | — | Kansas |
| 18 | B. T. Cunningham | 65 | Head | Farmer | Indiana |
| 19 | Minnie Cunningham | 58 | Wife | — | Kansas |
| 20 | Robert Cunningham | 25 | Son | Farmer | Kansas |
| 21 | Walter H. Dillinger | 28 | Head | Laborer | Kansas |
| 22 | Luella B. Dillinger | 22 | Wife | — | Nebraska |
| 23 | Walter L. Dillinger | 1 | Son | — | Nebraska |
| 24 | Logan Cunningham | 27 | Head | Farmer | Kansas |
| 25 | Undine Cunningham | 29 | Wife | — | Kansas |
| 26 | Joyce A. Cunningham | 5 | Daughter | — | Kansas |
| 27 | Stephen P. Cunningham | 2 | Son | — | Kansas |
| 28 | Paul J. Welch | 44 | Head | Farmer | Kansas |
| 29 | Grace Welch | 41 | Wife | — | Kansas |
| 30 | Paul J. Welch | 21 | Son | Farmer | Kansas |
| 31 | Ruth E. Welch | 19 | Daughter | — | Kansas |
| 32 | James R. Welch | 18 | Son | Farmer | Kansas |
| 33 | Leo F. Welch | 16 | Son | — | Kansas |
| 34 | James H. Welch | 15 | Son | — | Kansas |
| 35 | Mary L. Welch | 13 | Daughter | — | Kansas |
| 36 | John E. Welch THIS PERSON | 11 | Son | — | Kansas |
| 37 | Grace M. Welch | 10 | Daughter | — | Kansas |
| 38 | Gladys A. Welch | 8 | Daughter | — | Kansas |
| 39 | Marjorie J. Welch | 6 | Daughter | — | Kansas |
| 40 | Elizabeth P. Welch | 4 | Daughter | — | Kansas |
Related Census Records
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)