JS
Jean Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Winnebago-County, Iowa
Our Model Tree links this Jean Smith across the 1930 and 1940 US Censuses in Winnebago-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Iowa |
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Buffalo Township |
| 1935 Residence (County) | Winnebago |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Buffalo Township |
| Est. Birth Year | ~1928 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jean | Age | Birth yr |
|---|---|---|---|---|
| Irene Smith | Daughter | — | 15 | ~1925 |
| Kathleen Smith | Daughter | — | 24 | ~1916 |
| Helen Smith | Daughter | — | 14 | ~1926 |
| Jean Smith | Daughter | — | 12 | ~1928 |
| Betty Smith | Daughter | — | 11 | ~1929 |
| Virginia Smith | Daughter | — | 8 | ~1932 |
| Anna Smith | Head | — | 51 | ~1889 |
| Raymond Smith | Son | — | 20 | ~1920 |
| Ralph Smith | Son | — | 22 | ~1918 |
| Bernard Smith | Son | — | 18 | ~1922 |
Census Appearances
1930
Winnebago, Iowa
Daughter, age 2
Winnebago, Iowa · implied b. ~1928 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Winnebago-County, Iowa
Daughter, age 12
Winnebago-County, Iowa · implied b. ~1928 — 10 household members
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Buffalo Township |
| 1935 Residence (County) | Winnebago |
| Highest Grade | 7 |
| 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 Jean Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Jean Smith
Daughter · 1940 · age 12 · b. ~1928 · Iowa
★ You are viewing this record
Sibling
Ralph Smith
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Smith
Sibling · 1940 · age 8
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
Betty Smith
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Smith
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Smith
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Smith
Sibling · 1940 · age 14
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 — Winnebago-County, Iowa
Open full size
1940 US Federal Census — Winnebago-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01213-00045)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Steen | 23 | son | Farming | Iowa |
| 2 | Anna Q. Smith | 51 | head | — | Iowa |
| 3 | Kathleen Smith | 24 | daughter | Teacher | Iowa |
| 4 | Ralph Smith | 22 | son | Laborer | Iowa |
| 5 | Raymond Smith | 20 | son | Laborer | Iowa |
| 6 | Bernard Smith | 18 | son | Laborer | Iowa |
| 7 | Irene Smith | 15 | daughter | — | Iowa |
| 8 | Helen Smith | 14 | daughter | — | Iowa |
| 9 | Jean Smith THIS PERSON | 12 | daughter | — | Iowa |
| 10 | Betty Smith | 11 | daughter | — | Iowa |
| 11 | Virginia Smith | 8 | daughter | — | Iowa |
| 12 | Theodore B. Stritch | 57 | head | Farming | Germany |
| 13 | Fannie Stritch | 48 | wife | — | Illinois |
| 14 | Barbara Stritch | 13 | daughter | — | Iowa |
| 15 | Harvey O. Gilbert | 40 | head | Farming | Illinois |
| 16 | Bertha Gilbert | 28 | wife | — | Iowa |
| 17 | Dean Gilbert | 18 | son | — | Iowa |
| 18 | Glen Gilbert | 16 | son | — | Iowa |
| 19 | Marjorie Gilbert | 14 | daughter | — | Iowa |
| 20 | Harold Gilbert | 11 | son | — | Iowa |
| 21 | Virginia Gilbert | 9 | daughter | — | Iowa |
| 22 | Delores Gilbert | 7 | daughter | — | Iowa |
| 23 | Mary Lou Gilbert | 4 | daughter | — | Iowa |
| 24 | Larry Gilbert | 1 | son | — | Iowa |
| 25 | A. M. Q. Gilbert | 66 | head | — | Illinois |
| 26 | Mary Gilbert | 65 | wife | — | Illinois |
| 27 | Walter B. Winkleman | 37 | head | Farming | Iowa |
| 28 | Pearl Winkleman | 36 | wife | — | Iowa |
| 29 | Lorraine Winkleman | 10 | daughter | — | Iowa |
| 30 | Dwight Winkleman | 8 | son | — | Iowa |
| 31 | Beverly Winkleman | 6 | daughter | — | Iowa |
| 32 | Harry Shortenhaus | 47 | head | Farming | Holland |
| 33 | Grace Shortenhaus | 43 | wife | — | Illinois |
| 34 | Harry Shortenhaus | 17 | son | Laborer | Iowa |
| 35 | Naomi Shortenhaus | 15 | daughter | — | Iowa |
| 36 | Naomi Shortenhaus | 13 | daughter | — | Iowa |
| 37 | Margaret O. Bond | 61 | head | — | Iowa |
| 38 | Janis Bond | 25 | son | Farming | Iowa |
| 39 | Howard Drake | 13 | boarder | — | Iowa |
| 40 | William R. Larson | 27 | head | Farming | Iowa |
Related Census Records
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)