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Jean Smith — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Jean Smith across the 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 9-person household.
Age 12
b. ~1918
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Smith |
| Given Name | Jean E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Village Of Westchester |
| Est. Birth Year | ~1918 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Jean | Age | Birth yr |
|---|---|---|---|---|
| Ruth Smith | Daughter | — | 16 | ~1914 |
| Mary Smith | Daughter | — | 14 | ~1916 |
| Jean Smith | Daughter | — | 12 | ~1918 |
| Frank Smith | Head | — | 44 | ~1886 |
| George Smith | Son | — | 18 | ~1912 |
| Donald Smith | Son | — | 8 | ~1922 |
| John Smith | Son | — | 3 | ~1927 |
| Harold Smith | Son | — | 6 | ~1924 |
| Franklin Smith | Son | — | 10 | ~1920 |
Census Appearances
1920
Cook, Illinois
Daughter, age 1
Cook, Illinois · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 12
Cook, Illinois · implied b. ~1918 — 9 household members
| Surname | Smith |
| Given Name | Jean E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 (1920 and 1930) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Jean Smith
Daughter · 1930 · age 12 · b. ~1918 · Illinois
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Sibling
John Smith
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Smith
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Smith
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Franklin Smith
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Smith
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Smith
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Smith
Sibling · 1930 · 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
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
19 people indexed on this census page (ia:1930:illinoiscensus00reel507:0144)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Siff Rose | 61 | Head | Superintendent | Indiana |
| 52 | Lulu Rose | 54 | Wife | — | Illinois |
| 53 | Lillian Rose | 22 | Daughter | — | Illinois |
| 54 | Mildred Rose | 21 | Daughter | — | Illinois |
| 55 | Frank B Smith | 44 | Head | Promoter | Illinois |
| 56 | George Smith | 18 | Son | — | Michigan |
| 57 | Ruth Smith | 16 | Daughter | — | Illinois |
| 58 | Mary E Smith | 14 | Daughter | — | Illinois |
| 59 | Jean E Smith THIS PERSON | 12 | Daughter | — | Illinois |
| 60 | Franklin R Smith | 10 | Son | — | Illinois |
| 61 | Donald Smith | 8 | Son | — | Illinois |
| 62 | Harold Smith | 6 | Son | — | Illinois |
| 63 | John Smith | 3 | Son | — | Illinois |
| 64 | Ernest Hansen | 47 | Head | Technician | Illinois |
| 65 | Sophie Hansen | 47 | Wife | — | Illinois |
| 66 | Gordon Hansen | 17 | Son | — | Illinois |
| 67 | Margaret Hansen | 14 | Daughter | — | Illinois |
| 68 | Richard Lundquist | 44 | Head | Painter | Sweden |
| 69 | Theodora Lundquist | 46 | Wife | — | Sweden |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)