JW
John Warren — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harper-County, Kansas
Our Model Tree links this John Warren across the 1930 and 1940 US Censuses in Harper-County, Kansas (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harper-County, Kansas |
| Surname | Warren |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Garden |
| 1935 Residence (County) | Harper |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Garden |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Vera Warren | Daughter | — | 16 | ~1924 |
| Bethel Warren | Daughter | — | 15 | ~1925 |
| C Warren | Head | — | 50 | ~1890 |
| John Warren | Son | — | 14 | ~1926 |
| Harding Warren | Son | — | 18 | ~1922 |
| C Warren | Son | — | 24 | ~1916 |
| Mark Warren | Son | — | 12 | ~1928 |
| Sam Warren | Son | — | 21 | ~1919 |
| Leonard Warren | Son | — | 20 | ~1920 |
| Ruby Warren | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Harper, Kansas
Son, age 4
Harper, Kansas · implied b. ~1926 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Warren |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Harper-County, Kansas
Son, age 14
Harper-County, Kansas · implied b. ~1926 — 10 household members
| Surname | Warren |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Garden |
| 1935 Residence (County) | Harper |
| Highest Grade | No 8 |
| 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 Warren across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Warren
Son · 1940 · age 14 · b. ~1926 · Kansas
★ You are viewing this record
Sibling
Bethel Warren
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harding Warren
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vera Warren
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leonard Warren
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mark Warren
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sam Warren
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
C Warren
Sibling · 1940 · age 24
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 — Harper-County, Kansas
Open full size
1940 US Federal Census — Harper-County, Kansas
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-01234-00291)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Shirley G. Blakely | 4 | Daughter | — | Kansas |
| 42 | Joyce G. Blakely | 0 | Daughter | — | Kansas |
| 43 | Howard W. Sanders | 47 | Head | Farmer | Kansas |
| 44 | Ruby R. Sanders | 48 | Wife | — | Kansas |
| 45 | Wilber A. Engrim | 25 | Hired hand | Farm Labor | Kansas |
| 46 | W. Scott Gill | 54 | Head | Farmer | Kansas |
| 47 | Vera M. Gill | 33 | Wife | — | Kansas |
| 48 | Roy Kary | 25 | Hired hand | Farm Labor | Kansas |
| 49 | B. B. Beste | 62 | Head | Farmer | Kansas |
| 50 | Clara M. Beste | 56 | Wife | — | Kansas |
| 51 | Lois L. Beste | 21 | Daughter | — | Kansas |
| 52 | Robert H. Beste | 18 | Son | — | Kansas |
| 53 | Eva M. Beste | 15 | Daughter | — | Kansas |
| 54 | Lloyd Eisenman | 39 | Head | Farmer | Kansas |
| 55 | Marie Eisenman | 41 | Wife | — | Kansas |
| 56 | C. E. Warren | 50 | Head | Farmer | Kansas |
| 57 | Ruby E. Warren | 48 | Wife | — | Kansas |
| 58 | Sam E. Warren | 21 | Son | — | Kansas |
| 59 | Leonard E. Warren | 20 | Son | — | Kansas |
| 60 | Harding G. Warren | 18 | Son | — | Kansas |
| 61 | Vera Warren | 16 | Daughter | — | Kansas |
| 62 | Bethel Warren | 15 | Daughter | — | Kansas |
| 63 | John A. Warren THIS PERSON | 14 | Son | — | Kansas |
| 64 | Mark J. Warren | 12 | Son | — | Kansas |
| 65 | C. E. Jr. Warren | 24 | Son | Farmer | Kansas |
| 66 | Merle L. Baker | 31 | Head | Farmer | Kansas |
| 67 | Louise L. Baker | 27 | Wife | — | Kansas |
| 68 | Earl B. Baker | 59 | Head | Farmer | Indiana |
| 69 | Bertha M. Baker | 56 | Wife | — | Kansas |
| 70 | Kenneth E. Baker | 29 | Head | Farmer | Kansas |
| 71 | Sidna A. Baker | 23 | Wife | — | Kansas |
| 72 | Peggy S. Baker | 3 | Daughter | — | Kansas |
| 73 | William L. Carey | 65 | Head | Farmer | Kansas |
| 74 | Alice Carey | 64 | Wife | — | Kansas |
| 75 | Merl H. Carey | 23 | Son | Farmer | Kansas |
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)