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Jean Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clark-County, Washington
Our Model Tree links this Jean Smith across the 1930 and 1940 US Censuses in Clark-County, Washington (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 6-person household.
Age 18
b. ~1922
Female
Daughter
Born: Oregon
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clark-County, Washington |
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | Walnut Grove Precinct 40 |
| 1935 Residence (County) | Clark |
| Additional Details | |
| Industry | OT |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Township / Ward | Walnut Grove Precinct 40 |
| Est. Birth Year | ~1922 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Jean | Age | Birth yr |
|---|---|---|---|---|
| Jean Smith | Daughter | — | 18 | ~1922 |
| Jack Smith | Head | — | 48 | ~1892 |
| Jack Smith | Son | — | 17 | ~1923 |
| Perry Smith | Son | — | 8 | ~1932 |
| Ross Smith | Son | — | 20 | ~1920 |
| Maud Smith | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Clark, Washington
Daughter, age 8
Clark, Washington · implied b. ~1922 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Jean L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Oregon |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Clark-County, Washington
Daughter, age 18
Clark-County, Washington · implied b. ~1922 — 6 household members
| Surname | Smith |
| Given Name | Jean |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | Walnut Grove Precinct 40 |
| 1935 Residence (County) | Clark |
| Industry | OT |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 18 · b. ~1922 · Washington
★ You are viewing this record
Sibling
Ross Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Perry Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Smith
Sibling · 1940 · age 17
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 — Clark-County, Washington
Open full size
1940 US Federal Census — Clark-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04334-00691)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George H Jr Wilde | 19 | Son | Ot | Washington |
| 42 | William H Shippon | 56 | Head | Farmer | Canada English |
| 43 | Mary Shippon | 79 | Wife | — | Canada English |
| 44 | Jack W Smith | 48 | Head | General Worker | Washington |
| 45 | Maud Smith | 45 | Wife | — | Oregon |
| 46 | Ross Smith | 20 | Son | Helper (Boiler Maker) | Oregon |
| 47 | Jean Smith THIS PERSON | 18 | Daughter | — | Oregon |
| 48 | Jack Smith | 17 | Son | — | Oregon |
| 49 | Perry Smith | 8 | Son | — | Oregon |
| 50 | Anton H Christenson | 44 | Head | Carman Helper | Oregon |
| 51 | Hattie L Christenson | 39 | Wife | — | Illinois |
| 52 | Georgia E Christenson | 17 | Daughter | — | Washington |
| 53 | Sylvia Christenson | 11 | Daughter | — | Washington |
| 54 | Walter J Lindauer | 30 | Head | Mechanic | Oregon |
| 55 | Nina Lindauer | 27 | Wife | — | Oregon |
| 56 | Kenneth Lindauer | 7 | Son | — | Washington |
| 57 | Clara Lofgren | 62 | Head | — | Germany |
| 58 | Gustave A Eddings | 61 | Head | Farmer | Nebraska |
| 59 | Marie C Eddings | 57 | Wife | — | Sweden |
| 60 | Ernest M Christensen | 40 | Head | Seaman | Minnesota |
| 61 | Edith L Christensen | 35 | Wife | — | Minnesota |
| 62 | Violet L Christensen | 6 | Daughter | — | Washington |
| 63 | Louis E Christensen | 4 | Son | — | Washington |
| 64 | Francis M Coatney | 31 | Head | Electric Crane Operator | Washington |
| 65 | Verna G Coatney | 30 | Wife | — | Russia |
| 66 | Louis G Gurney | 33 | Lodger | Laborer | Nebraska |
| 67 | De Neal William | 52 | Head | Farmer | Germany |
| 68 | Marjorie M William | 52 | Wife | — | Florida |
| 69 | William | 21 | Son | Farmer | Oregon |
| 70 | William B Marquis | 22 | Head | Farmer | Kansas |
| 71 | Paul R Bauch | 17 | Hired hand | Laborer | Oregon |
| 72 | Joseph J Fox | 82 | Head | — | Illinois |
| 73 | William R Stilts | 57 | Head | Section Foreman | Kentucky |
| 74 | Mary A Stilts | 56 | Wife | — | Kentucky |
| 75 | Albert Ruger | 54 | Head | Floor Man | Minnesota |
| 76 | Ann Ruger | 56 | Wife | — | Illinois |
| 77 | Ira M Nolan | 66 | Head | — | Minnesota |
| 78 | Vera A Egnor | 19 | Granddaughter | — | Washington |
| 79 | Fred L Hoggan | 68 | Head | — | Maine |
| 80 | Mary J Hoggan | 73 | Wife | — | Washington |
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)