SS
Sophia Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mower-County, Minnesota
Our Model Tree links this Sophia Smith across the 1930 and 1940 US Censuses in Mower-County, Minnesota (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 7-person household.
Age 44
b. ~1896
Female
Spouse
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mower-County, Minnesota |
| Surname | Smith |
| Given Name | Sophia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Austin City |
| 1935 Residence (County) | Mower |
| Additional Details | |
| Occupation | Laborer |
| Industry | Meat Packing Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1440 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Laborer |
| Township / Ward | Austin City |
| Est. Birth Year | ~1896 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sophia | Age | Birth yr |
|---|---|---|---|---|
| Carl Harwood | Other | — | 3 | ~1937 |
| Russell Smith | Son | — | 21 | ~1919 |
| Alice Harvey | Daughter | — | 19 | ~1921 |
| Carl Harwood | Other | — | 30 | ~1910 |
| George Smith | Head | — | 45 | ~1895 |
| Adeline Smith | Daughter | — | 26 | ~1914 |
| Sophia Smith | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Mower, Minnesota
Other, age 34
Mower, Minnesota · implied b. ~1896 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Sophia |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 18 |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Laborer |
| Industry | Packing Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Mower-County, Minnesota
Spouse, age 44
Mower-County, Minnesota · implied b. ~1896 — 7 household members
| Surname | Smith |
| Given Name | Sophia |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Austin City |
| 1935 Residence (County) | Mower |
| Occupation | Laborer |
| Industry | Meat Packing Co |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1440 |
| Highest Grade | No 0 |
| 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 Sophia Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Sophia Smith
Spouse · 1940 · age 44 · b. ~1896 · Minnesota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mower-County, Minnesota
Open full size
1940 US Federal Census — Mower-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01940-00492)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Agnes Hoseck | 67 | Wife | — | Czechoslovakia |
| 2 | Frank Dilligan | 34 | Head | Laborer | Minnesota |
| 3 | Jennie Dilligan | 29 | Wife | — | Minnesota |
| 4 | Francis Dilligan | 10 | Son | — | Minnesota |
| 5 | Edward Dilligan | 9 | Son | — | Minnesota |
| 6 | Caroline Dilligan | 6 | Daughter | — | Minnesota |
| 7 | Dixie Dilligan | 3 | Daughter | — | Minnesota |
| 8 | Chester Morgan | 32 | Brother-in-law | Cement Mixer | Iowa |
| 9 | John H. Kiehl | 32 | Head | Laborer | Minnesota |
| 10 | Lucille M. Kiehl | 25 | Wife | Dress Making | Minnesota |
| 11 | John H. Kiehl | 4 | Son | — | Minnesota |
| 12 | Jerry M. Kiehl | 3 | Son | — | Minnesota |
| 13 | Jules Hird | None | East Street and Regina Clark Street | — | — |
| 14 | George B. Smith | 45 | Head | Laborer | Nebraska |
| 15 | Sophia Smith THIS PERSON | 44 | Wife | Laborer | Minnesota |
| 16 | Adeline Smith | 26 | Daughter | Labeler | Minnesota |
| 17 | Russell Smith | 21 | Son | New Worker | Minnesota |
| 18 | Alice G. Harvey | 19 | Daughter | — | Minnesota |
| 19 | Carl G. Harwood | 30 | Son-in-law | Electrician | Missouri |
| 20 | Carl G. Jr. Harwood | 3 | Grandson | — | Minnesota |
| 21 | Richard C. Murphy | 26 | Head | Beef Packer | Minnesota |
| 22 | Louise Murphy | 23 | Wife | — | Minnesota |
| 23 | Mary Lou Murphy | 3 | Daughter | — | Minnesota |
| 24 | Patricia Murphy | 2 | Daughter | — | Minnesota |
| 25 | Merrill Monson | 33 | Head | Laborer | Iowa |
| 26 | Marguerite Monson | 32 | Wife | — | Minnesota |
| 27 | Dean Monson | 11 | Son | — | Minnesota |
| 28 | Bernice Monson | 6 | Daughter | — | Minnesota |
| 29 | James Monson | 3 | Son | — | Minnesota |
| 30 | Kenneth Nelson | 29 | Head | Stuffer | Iowa |
| 31 | Beady Nelson | 28 | Wife | — | Minnesota |
| 32 | Beverly J. Nelson | 2 | Daughter | — | Minnesota |
| 33 | Josie E. Knot | 41 | Head | — | Minnesota |
| 34 | Louise E. Knot | 21 | Daughter | Laborer | Minnesota |
| 35 | Viola J. Knot | 9 | Daughter | — | Minnesota |
| 36 | Theodore J. Knot | 23 | Son | Clean Up Man | Minnesota |
| 37 | Lorna Knot | 18 | Daughter-in-law | — | Iowa |
| 38 | Milton Erickson | 44 | Head | Fireman | Iowa |
| 39 | Malinda Erickson | 42 | Wife | — | Iowa |
| 40 | Harold E. Erickson | 21 | Son | Clerk | South Dakota |
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)