TS
Thomas Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Whatcom-County, Washington
Our Model Tree links this Thomas Smith across the 1920, 1930 and 1940 US Censuses in Whatcom-County, Washington (XGBoost, ~Confirmed), with identified parents Herbert & Josephine — first a son (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Whatcom-County, Washington |
| Surname | Smith |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Mt. View Twp. |
| 1935 Residence (County) | Whatcom |
| Additional Details | |
| Occupation | Farmer |
| Industry | Dairy Farm |
| Class of Worker | NP |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farmer |
| Township / Ward | Mt View Twp |
| Est. Birth Year | ~1906 |
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 Thomas | Age | Birth yr |
|---|---|---|---|---|
| Janice Smith | Daughter | — | 15 | ~1925 |
| Herbert Smith | Head | — | 67 | ~1873 |
| Thomas Smith | Son | — | 34 | ~1906 |
| Josephine Smith | Spouse | — | 61 | ~1879 |
Census Appearances
1920
Whatcom, Washington
Son, age 14
Whatcom, Washington · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Thomas J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Whatcom, Washington
Son, age 24
Whatcom, Washington · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Missouri |
| Occupation | Carpenter |
| Class of Worker | 06X1 |
| Can Read/Write | Yes |
| Veteran | no |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Whatcom-County, Washington
Son, age 34
Whatcom-County, Washington · implied b. ~1906 — 4 household members
| Surname | Smith |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Mt. View Twp. |
| 1935 Residence (County) | Whatcom |
| Occupation | Farmer |
| Industry | Dairy Farm |
| Class of Worker | NP |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Thomas Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Herbert Smith (~0.92 confidence) and mother Josephine Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Herbert Smith
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Josephine Smith
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Smith
Son · 1940 · age 34 · b. ~1906 · Washington
★ You are viewing this record
Sibling
Janice Smith
Sibling · 1940 · age 15
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 — Whatcom-County, Washington
Open full size
1940 US Federal Census — Whatcom-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04369-00626)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Coral Unick | 8 | Daughter | — | Washington |
| 42 | Walter Kreck | 31 | Brother-in-law | Machinist | Nebraska |
| 43 | Adolph E. Shienson | 74 | Head | Farmer | Sweden |
| 44 | Herbert B. Smith | 67 | Head | Farmer | Ohio |
| 45 | Josephine M. Smith | 61 | Wife | — | Missouri |
| 46 | Thomas J. Smith THIS PERSON | 34 | Son | Farmer | Indiana |
| 47 | Janice D. Smith | 15 | Daughter | — | Washington |
| 48 | Walter Bridge | 58 | Head | Farmer | England |
| 49 | Daisy H. Bridge | 52 | Wife | — | Kansas |
| 50 | Osmond R. Bridge | 32 | Son | Carpenter'S Helper | Washington |
| 51 | John A. Troese | 61 | Head | Pile Driver Engineer | Michigan |
| 52 | Alice M. Troese | 55 | Wife | — | Minnesota |
| 53 | Harry A. Troese | 31 | Son | Top Liftman | Washington |
| 54 | Alfred Field | 29 | Head | Fireman | Washington |
| 55 | Murel M. Field | 26 | Wife | — | Washington |
| 56 | Joyce Field | 6 | Daughter | — | Washington |
| 57 | John A. Blaster | 53 | Head | Laborer | Washington |
| 58 | Mary D. Blaster | 48 | Wife | — | Washington |
| 59 | Vincent P. Blaster | 25 | Son | Porch Worker | Washington |
| 60 | Maurice L. Blaster | 21 | Son | Mechanic | Washington |
| 61 | Charles A. Blaster | 19 | Son | Farm Laborer | Washington |
| 62 | Leila R. Blaster | 16 | Daughter | — | Washington |
| 63 | Jerry J. Blaster | 14 | Son | — | Washington |
| 64 | Micky E. Blaster | 7 | Son | — | Washington |
| 65 | Donna M. Blaster | 3 | Daughter | — | Washington |
| 66 | Kenneth E. Nevins | 31 | Head | Farmer | Washington |
| 67 | E. Ruth Nevins | 40 | Wife | — | Illinois |
| 68 | Mary Gail Nevins | 3 | Daughter | — | Washington |
| 69 | B. Larry Barnes | 9 | Step son | — | Washington |
| 70 | Elmer A. Dodd | 49 | Head | Farmer | Minnesota |
| 71 | Frank Elsner | 23 | Farm hand | Farm Laborer | Washington |
| 72 | Carl W. Anderson | 33 | Head | Truck Driver | Washington |
| 73 | Alice A. Anderson | 32 | Wife | — | Washington |
| 74 | James B. Mcilroy | 37 | Head | Farmer | Washington |
| 75 | Clement V. Mcilroy | 33 | Brother | Farm Laborer | Washington |
| 76 | Josephine V. Mcilroy | 53 | Mother | — | Nebraska |
| 77 | John F. Engler | 57 | Uncle | Dairy Farm | Nebraska |
| 78 | Florence Englert | 7 | Ward | — | Michigan |
| 79 | Stowell E. Dewey | 62 | Head | Laborer | Kansas |
| 80 | Mabel H. Dewey | 50 | Wife | — | Canada |
Related Census Records
Pedigree Summary
Thomas + 1 sibling
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)