JW
John Warren — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lamoille-County, Vermont
Our Model Tree links this John Warren across the 1920, 1930 and 1940 US Censuses in Lamoille-County, Vermont (XGBoost, ~Confirmed), with identified parents Gertrude & William — first a head (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Head
Born: Vermont
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lamoille-County, Vermont |
| Surname | Warren |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | St. Johnsbury |
| 1935 Residence (County) | Caledonia |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Trucking |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 850 |
| Highest Grade | H-4 |
| 1935 Residence | VT |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
| Occupation | Truck Driver |
| Township / Ward | Jeffersonville Village |
| Est. Birth Year | ~1915 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Warren | Head | — | 25 | ~1915 |
| Martin Warren | Son | — | 1 | ~1939 |
| Hulda Warren | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Lamoille, Vermont
Son, age 5
Lamoille, Vermont · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Warren |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Vermont |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1930
Lamoille, Vermont
Son, age 15
Lamoille, Vermont · implied b. ~1915 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Warren |
| Given Name | John S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Vermont |
| Father's Birthplace | Vermont |
| Mother's Birthplace | Vermont |
| Can Read/Write | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1940
Lamoille-County, Vermont
Head, age 25
Lamoille-County, Vermont · implied b. ~1915 — 3 household members
| Surname | Warren |
| Given Name | John W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | St. Johnsbury |
| 1935 Residence (County) | Caledonia |
| Occupation | Truck Driver |
| Industry | Trucking |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 850 |
| Highest Grade | H-4 |
| 1935 Residence | VT |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Gertrude Warren (~0.92 confidence) and father William Warren (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Gertrude Warren
b. ~1886
Source mother
● Household
· direct · ~0.92
Father
William Warren
b. ~1892
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Warren
Head · 1940 · age 25 · b. ~1915 · Vermont
★ 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 — Lamoille-County, Vermont
Open full size
1940 US Federal Census — Lamoille-County, Vermont
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04233-00144)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clarence M. Brown | 26 | Head | Housewife | Vermont |
| 2 | Charles A. Brown | 7 | Son | — | Vermont |
| 3 | James O. Brown | 4 | Son | — | Vermont |
| 4 | Cora E. Thomas | 69 | Head | Housewife | Vermont |
| 5 | Ext V. Thomas | 35 | Son | Housewife | Vermont |
| 6 | Edson H. Russell | 35 | Head | Salesman | Vermont |
| 7 | Marie B. Russell | 32 | Wife | Housewife | Vermont |
| 8 | Edson H. Jr. Russell | 13 | Son | — | Vermont |
| 9 | Henry A. Russell | 13 | Son | — | Vermont |
| 10 | Smith C. Thomas | 24 | Head | Bus Driver | Vermont |
| 11 | Dorothy P. Thomas | 20 | Wife | Housewife | Texas |
| 12 | Shirley J. Thomas | 3 | Daughter | — | Vermont |
| 13 | Judith T. Thomas | 0 | Daughter | — | Vermont |
| 14 | Fletcher D. Mc Ginnis | 83 | Head | Retired | Vermont |
| 15 | Nellie E. Mc Ginnis | 80 | Wife | Retired | Vermont |
| 16 | Mabel A. Burr | 61 | Step-Daughter | Housework | Vermont |
| 17 | Timothy Thompson | 42 | Head | Section Foreman | Vermont |
| 18 | Harriet M. Thompson | 41 | Wife | Housewife | Vermont |
| 19 | Hattie P. Sinclair | 74 | Head | Housewife | Vermont |
| 20 | Robert B. Thomas | 81 | Head | Retired | Vermont |
| 21 | Jennie M. Thomas | 78 | Wife | Housewife | Vermont |
| 22 | Russell W. Hislop | 37 | Head | Clerk | Canada-Eng |
| 23 | Evelyn A. Hislop | 34 | Wife | Housewife | Vermont |
| 24 | Russell W. Jr. Hislop | 5 | Son | — | Vermont |
| 25 | Frank M. Hislop | 3 | Son | — | Vermont |
| 26 | Constance M. Hislop | 1 | Daughter | — | Vermont |
| 27 | Harry B. Hurley | 45 | Head | Co. Laborer | Vermont |
| 28 | Bernice Y. Hurley | 56 | Sister | Housework | Vermont |
| 29 | Paul W. Bickford | 53 | Head | R.F.D. Mail Carrier | Vermont |
| 30 | Lillian Y. Bickford | 56 | Wife | Housewife | Vermont |
| 31 | George E. Maple | 32 | Head | Janitor | Vermont |
| 32 | Edna E. Maple | 25 | Wife | Housewife | Mass. |
| 33 | Earnest C. Gallup | 51 | Head | Garage Operator | Vermont |
| 34 | Bernice M. Gallup | 52 | Wife | Housewife | Vermont |
| 35 | John W. Warren THIS PERSON | 25 | Head | Truck Driver | Vermont |
| 36 | Hulda A. Warren | 23 | Wife | Housewife | Vermont |
| 37 | Martin W. Warren | 1 | Son | — | Vermont |
| 38 | Leslie J. Crafts | 50 | Head | Brakeman | Vermont |
| 39 | Mary H. Crafts | 33 | Wife | Housewife | Vermont |
| 40 | Edward W. Rope | 46 | Head | Salesman | Vermont |
Pedigree Summary
John
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)