GS
Gilbert Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mitchell-County, Iowa
Our Model Tree links this Gilbert Smith across the 1930 and 1940 US Censuses in Mitchell-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mitchell-County, Iowa |
| Surname | Smith |
| Given Name | Gilbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Stacyville Twp |
| 1935 Residence (County) | Mitchell |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Stacyville Twp |
| Est. Birth Year | ~1925 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Gilbert | Age | Birth yr |
|---|---|---|---|---|
| Raymond Smith | Son | — | 20 | ~1920 |
| Bernard Smith | Son | — | 18 | ~1922 |
| Gilbert Smith | Son | — | 15 | ~1925 |
| Elizabeth Smith | Spouse | — | 56 | ~1884 |
| Genevieve Smith | Daughter | — | 12 | ~1928 |
| Margaret Smith | Daughter | — | 23 | ~1917 |
| Gregory Smith | Son | — | 25 | ~1915 |
| Joseph Smith | Head | — | 57 | ~1883 |
Census Appearances
1930
Mitchell, Iowa
Son, age 5
Mitchell, Iowa · implied b. ~1925 — 42 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Gilbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Mitchell-County, Iowa
Son, age 15
Mitchell-County, Iowa · implied b. ~1925 — 8 household members
| Surname | Smith |
| Given Name | Gilbert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Stacyville Twp |
| 1935 Residence (County) | Mitchell |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Gilbert Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Gilbert Smith
Son · 1940 · age 15 · b. ~1925 · Iowa
★ You are viewing this record
Sibling
Raymond Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gregory Smith
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernard Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Smith
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Genevieve Smith
Sibling · 1940 · age 12
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 — Mitchell-County, Iowa
Open full size
1940 US Federal Census — Mitchell-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01183-00832)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carl Klopperich | 20 | Son | Farm Laborer | Iowa |
| 42 | Hildegard Klopperich | 26 | Daughter | House Keeper | Iowa |
| 43 | Mary E Klopperich | 15 | Daughter | — | Iowa |
| 44 | Wilfred Klopperich | 11 | Son | — | Iowa |
| 45 | Norbert Klopperich | 10 | Son | — | Iowa |
| 46 | Frank X Hemann | 55 | Head | Farmer | New York |
| 47 | Christina Hemann | 36 | Wife | — | Minnesota |
| 48 | Elizabeth Hemann | 16 | Daughter | — | Iowa |
| 49 | Dorothy Hemann | 14 | Daughter | — | Iowa |
| 50 | Ralph Hemann | 13 | Son | — | Iowa |
| 51 | Olivia Hemann | 11 | Daughter | — | Iowa |
| 52 | Loren Hemann | 9 | Son | — | Iowa |
| 53 | Robert Hemann | 7 | Son | — | Iowa |
| 54 | Ernest Hemann | 5 | Son | — | Iowa |
| 55 | Francis Hemann | 3 | Son | — | Iowa |
| 56 | Arthur Hemann | 1 | Son | — | Iowa |
| 57 | Peter M Hemann | 86 | Father | — | Germany |
| 58 | Roman J Michels | 38 | Head | Farmer | Iowa |
| 59 | Bertha P Michels | 38 | Wife | — | Iowa |
| 60 | Jerome J Michels | 13 | Son | — | Iowa |
| 61 | Marcella C Michels | 11 | Daughter | — | Iowa |
| 62 | Joan C Michels | 9 | Daughter | — | Iowa |
| 63 | Kathrine L Michels | 8 | Son | — | Iowa |
| 64 | Darlene M Michels | 7 | Daughter | — | Iowa |
| 65 | Annett M Michels | 5 | Daughter | — | Iowa |
| 66 | William V Michels | 4 | Son | — | Iowa |
| 67 | Joseph X Smith | 57 | Head | Farmer | Minnesota |
| 68 | Elizabeth Smith | 56 | Wife | — | Minnesota |
| 69 | Gregory Smith | 25 | Son | Farm Laborer | Iowa |
| 70 | Margaret Smith | 23 | Daughter | — | Iowa |
| 71 | Raymond Smith | 20 | Son | — | Iowa |
| 72 | Bernard Smith | 18 | Son | — | Iowa |
| 73 | Gilbert Smith THIS PERSON | 15 | Son | — | Iowa |
| 74 | Genevieve Smith | 12 | Daughter | — | Iowa |
| 75 | John Meyerhofer | 49 | Head | Farmer | Iowa |
| 76 | Ida Meyerhofer | 45 | Wife | — | Iowa |
| 77 | Wilfred L Meyerhofer | 21 | Son | Farm Laborer | Iowa |
| 78 | Ambrose Meyerhofer | 18 | Son | — | Iowa |
| 79 | Clemens Meyerhofer | 17 | Son | — | Iowa |
| 80 | Genevieve Meyerhofer | 15 | Daughter | — | Iowa |
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)