JG
John Gardner — 1940 US Census Record
Model Tree available1940 United States Federal Census · Trempealeau-County, Wisconsin
Our Model Tree links this John Gardner across the 1920, 1930 and 1940 US Censuses in Trempealeau-County, Wisconsin (XGBoost, ~Confirmed), with identified parents Emma & Edward — first a son (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Trempealeau-County, Wisconsin |
| Surname | Gardner |
| Given Name | John Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Galesville Village |
| 1935 Residence (County) | Trempealeau |
| Additional Details | |
| Occupation | New Yorker |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 70 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | New Yorker |
| Township / Ward | Galesville Village |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Emma Gardner | Daughter | — | 16 | ~1924 |
| Annie Gardner | Daughter | — | 32 | ~1908 |
| John Gardner | Head | — | 54 | ~1886 |
| John Gardner | Son | — | 22 | ~1918 |
| Ben Gardner | Son | — | 19 | ~1921 |
| Emma Gardner | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Trempealeau, Wisconsin
Other, age 2
Trempealeau, Wisconsin · implied b. ~1918 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | John |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Trempealeau, Wisconsin
Son, age 12
Trempealeau, Wisconsin · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Trempealeau-County, Wisconsin
Son, age 22
Trempealeau-County, Wisconsin · implied b. ~1918 — 6 household members
| Surname | Gardner |
| Given Name | John Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Galesville Village |
| 1935 Residence (County) | Trempealeau |
| Occupation | New Yorker |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 70 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 John Gardner across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Emma Gardner (~0.92 confidence) and father Edward Gardner (~0.92 confidence) and father John Gardner (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Emma Gardner
b. ~1879
Source mother
● Household
· direct · ~0.92
Father
Edward Gardner
b. ~1881
Source father
● Household
· direct · ~0.92
Father
John Gardner
b. ~1886
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Gardner
Son · 1940 · age 22 · b. ~1918 · Wisconsin
★ You are viewing this record
Sibling
Annie Gardner
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Gardner
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ben Gardner
Sibling · 1940 · age 19
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 — Trempealeau-County, Wisconsin
Open full size
1940 US Federal Census — Trempealeau-County, Wisconsin
Page Contents
7 people indexed on this census page (nara:1940:m-t0627-04529-00392)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | John Henry Ed. Gardner | 54 | Head | Proprietor | Wisconsin |
| 3 | Emma Stark Gardner | 60 | Wife | — | Wisconsin |
| 4 | Annie Marie Gardner | 32 | Daughter | — | Wisconsin |
| 5 | John Edward Gardner THIS PERSON | 22 | Son | New Yorker | Wisconsin |
| 6 | Ben Wilson Gardner | 19 | Son | Driver | Wisconsin |
| 7 | Emma Charlotte Gardner | 16 | Daughter | — | Wisconsin |
| 9 | Sadie H. Wul | 65 | Head | — | Wisconsin |
Related Census Records
Pedigree Summary
John + 3 siblings
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)