VS
Vernon Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Olmsted-County, Minnesota
Our Model Tree links this Vernon Smith across the 1920, 1930 and 1940 US Censuses in Olmsted-County, Minnesota (XGBoost, ~Confirmed), with identified parents Roy & Ray — first a head (b.~1907), then head of a 3-person household.
Age 33
b. ~1907
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Olmsted-County, Minnesota |
| Surname | Smith |
| Given Name | Vernon G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Rochester |
| 1935 Residence (County) | Olmsted |
| Additional Details | |
| Occupation | Switchman |
| Industry | Telephone Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2400 |
| Highest Grade | C-2 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Switchman |
| Township / Ward | Rochester |
| Est. Birth Year | ~1907 |
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 Vernon | Age | Birth yr |
|---|---|---|---|---|
| Vernon Smith | Head | — | 33 | ~1907 |
| Mona Smith | Daughter | — | 2 | ~1938 |
| Sarah Smith | Spouse | — | 34 | ~1906 |
Census Appearances
1920
Olmsted, Minnesota
Son, age 13
Olmsted, Minnesota · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Vernon |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Olmsted, Minnesota
Son, age 22
Olmsted, Minnesota · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Vernon E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Switchman |
| Industry | Telephone Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Olmsted-County, Minnesota
Head, age 33
Olmsted-County, Minnesota · implied b. ~1907 — 3 household members
| Surname | Smith |
| Given Name | Vernon G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Rochester |
| 1935 Residence (County) | Olmsted |
| Occupation | Switchman |
| Industry | Telephone Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2400 |
| Highest Grade | C-2 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Vernon Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Roy Smith (~0.92 confidence) and father Ray Smith (~0.92 confidence) and mother Jessie Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Roy Smith
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Ray Smith
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Jessie Smith
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Vernon Smith
Head · 1940 · age 33 · b. ~1907 · Minnesota
★ 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 — Olmsted-County, Minnesota
Open full size
1940 US Federal Census — Olmsted-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01944-00107)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ralph J. Stevens | 29 | Head | Watch Maker | Minnesota |
| 2 | Edith O. Stevens | 24 | Wife | — | Minnesota |
| 3 | Val Thomas Stevens | 1 | Son | — | Minnesota |
| 4 | Lauren Dale | 25 | Head | Salesman | Minnesota |
| 5 | Charlotte Dale | 28 | Wife | — | Minnesota |
| 6 | Gretchen Dale | 1 | Daughter | — | Minnesota |
| 7 | Constance Mallinger | 17 | Maid | Maid | Minnesota |
| 8 | Arthur Sadler | 28 | Head | Mechanic | Iowa |
| 9 | Alice Sadler | 25 | Wife | — | Minnesota |
| 10 | Vernon G. Smith THIS PERSON | 33 | Head | Switchman | Minnesota |
| 11 | Sarah K. Smith | 34 | Wife | — | Minnesota |
| 12 | Mona Jean Smith | 2 | Daughter | — | Minnesota |
| 13 | William Hack | 28 | Head | Assistant Cashier | Minnesota |
| 14 | Florence Hack | 24 | Wife | — | Minnesota |
| 15 | Edward Hack | 3 | Son | — | Minnesota |
| 16 | Richard Murphy | 28 | Head | General Service | Minnesota |
| 17 | Joan Murphy | 29 | Wife | Nurse | Iowa |
| 18 | Charles Murphy | 4 | Son | — | Minnesota |
| 19 | Carl E. Gambill | 33 | Head | Doctor | Kentucky |
| 20 | Aileen Gambill | 32 | Wife | — | Kentucky |
| 21 | Edward B. Gambill | 3 | Son | — | Kentucky |
| 22 | Harry G. Bayer | 48 | Head | Postal Clerk | Minnesota |
| 23 | Grace Bayer | 48 | Wife | Nurse | Minnesota |
| 24 | Charles W. Bayer | 20 | Son | Elevator Boy | Minnesota |
| 25 | Betty Bayer | 18 | Daughter | — | Minnesota |
| 26 | Lawrence Bayer | 11 | Son | — | Minnesota |
| 27 | E. L. Mcfarlin | 31 | Head | Mechanic | Minnesota |
| 28 | Irma Mcfarlin | 29 | Wife | — | Minnesota |
| 29 | Richard Mcfarlin | 9 | Son | — | Minnesota |
| 30 | Naomi Mcfarlin | 8 | Daughter | — | Minnesota |
| 31 | Walter Koening | 52 | Head | Janitor | Minnesota |
| 32 | Meta Koening | 44 | Wife | — | Minnesota |
| 33 | John P. Darling | 30 | Head | Doctor | Iowa |
| 34 | Dorothy Darling | 24 | Wife | Desk Attendant | Minnesota |
| 35 | Carl A. Jansen | 47 | Head | Secretary | Minnesota |
| 36 | Ella Mae Jansen | 36 | Wife | Sewing Project | Wisconsin |
| 37 | Mary Louise Jansen | 18 | Daughter | Waitress | Minnesota |
| 38 | Richard Jansen | 16 | Son | Operator | Minnesota |
| 39 | Robert Jansen | 7 | Son | — | Minnesota |
| 40 | Donald Jansen | 7 | Son | — | Minnesota |
Pedigree Summary
Vernon
Gen 1 · 3 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)