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Jean Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harrison-County, Iowa
Our Model Tree links this Jean Smith across the 1930 and 1940 US Censuses in Harrison-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harrison-County, Iowa |
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Dunlap Town |
| 1935 Residence (County) | Harrison |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Dunlap Town |
| Est. Birth Year | ~1927 |
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 Jean | Age | Birth yr |
|---|---|---|---|---|
| Jean Smith | Daughter | — | 13 | ~1927 |
| Maxine Smith | Daughter | — | 16 | ~1924 |
| Jane Smith | Daughter | — | 6 | ~1934 |
| Barbara Smith | Daughter | — | 11 | ~1929 |
| Robt Smith | Head | — | 52 | ~1888 |
| Robt Smith | Son | — | 22 | ~1918 |
| Bertha Smith | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Harrison, Iowa
Daughter, age 3
Harrison, Iowa · implied b. ~1927 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | England |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Harrison-County, Iowa
Daughter, age 13
Harrison-County, Iowa · implied b. ~1927 — 7 household members
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Dunlap Town |
| 1935 Residence (County) | Harrison |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 13 · b. ~1927 · Iowa
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Sibling
Jane Smith
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robt Smith
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maxine Smith
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Smith
Sibling · 1940 · age 11
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 — Harrison-County, Iowa
Open full size
1940 US Federal Census — Harrison-County, Iowa
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-01166-00202)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Cleo Hamilton | 30 | roomer | School Teacher | Nebraska |
| 2 | Joe Shreves | 53 | Head | — | Iowa |
| 3 | Agusta Shreves | 46 | wife | — | Iowa |
| 4 | Henry Mundemann | 71 | Head | — | Ohio |
| 5 | Will Mundemann | 21 | son | — | Iowa |
| 6 | Robt Smith | 52 | Head | C.C. Veteran | Iowa |
| 7 | Bertha Smith | 49 | wife | Cook | Iowa |
| 8 | Robt Smith | 22 | son | Clerk | England |
| 9 | Maxine Smith | 16 | daughter | — | Iowa |
| 10 | Jean Smith THIS PERSON | 13 | daughter | — | Iowa |
| 11 | Barbara Smith | 11 | daughter | — | Iowa |
| 12 | Jane Smith | 6 | daughter | — | Iowa |
| 13 | Amos Pringle | 80 | Head | — | Iowa |
| 14 | Lottie Pringle | 67 | wife | — | Iowa |
| 15 | Marie Starkel | 35 | Head | — | Iowa |
| 16 | James Michael Starkel | 3 | son | — | Iowa |
| 17 | Mary Joan Starkel | 2 | daughter | — | Iowa |
| 18 | Susan Marie Starkel | 0 | daughter | — | Iowa |
| 19 | Sisters Of Humility Convent | None | — | — | — |
| 20 | Mary Alberta Brown Sister | 51 | Head | Teacher | Iowa |
| 21 | Mary Cecilia Darlington Sister | 65 | Head | Teacher | Illinois |
| 22 | Mary Angelina Horn Sister | 52 | Head | Teacher | Iowa |
| 23 | Mary Helena Kennedy Sister | 54 | Head | Teacher | Iowa |
| 24 | Mary James Monahan Sister | 50 | Head | Teacher | Iowa |
| 25 | Mary Vincent Kurtz Sister | 47 | Head | Teacher | Iowa |
| 26 | Mary Daniel Miller Sister | 39 | Head | Teacher | Iowa |
| 27 | Mary Aurelia Craig Sister | 42 | Head | Teacher | Iowa |
| 28 | Mary Concepta Nelson Sister | 37 | Head | Teacher | Iowa |
| 29 | Dora Markel | 64 | Head | — | Germany |
| 30 | Joe Markel | 61 | Brother | — | Germany |
| 31 | R. T. Moore | 28 | Hired man | Farm Hand | Iowa |
| 32 | Marlon Gorham | 21 | Lodger | — | Iowa |
| 33 | Jack Crandall | 67 | Head | Farmer | Iowa |
| 34 | Rose Clara Crandall | 65 | wife | Housewife | Iowa |
| 35 | Jessie B. Lewis | 68 | Head | Housewife | 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)