JG
John Gardner — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this John Gardner across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Jennie — first a head (b.~1898), then head of a 4-person household.
Age 42
b. ~1898
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Gardner |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | truck driver |
| Industry | railway express co |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1800 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Truck Driver |
| Township / Ward | Minneapolis |
| Est. Birth Year | ~1898 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Geraldine Gardner | Daughter | — | 12 | ~1928 |
| June Gardner | Daughter | — | 14 | ~1926 |
| John Gardner | Head | — | 42 | ~1898 |
| Mabel Gardner | Spouse | — | 38 | ~1902 |
Census Appearances
1920
Hennepin, Minnesota
Son, age 21
Hennepin, Minnesota · implied b. ~1899 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | John N. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Teamster |
| Industry | Fuel Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Head, age 32
Hennepin, Minnesota · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 26 |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Truck Driver |
| Industry | Express Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3750.00 |
| Radio Set | R |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Head, age 42
Hennepin-County, Minnesota · implied b. ~1898 — 4 household members
| Surname | Gardner |
| Given Name | John F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis |
| 1935 Residence (County) | Hennepin |
| Occupation | truck driver |
| Industry | railway express co |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1800 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Jennie Gardner (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Jennie Gardner
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Gardner
Head · 1940 · age 42 · b. ~1898 · Minnesota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01990-00571)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Karen Marie Rasmussen | 2 | Daughter | — | Minnesota |
| 42 | John F. Gardner THIS PERSON | 42 | Head | Truck Driver | Minnesota |
| 43 | Mabel R. Gardner | 38 | Wife | — | Iowa |
| 44 | June Gardner | 14 | Daughter | — | Minnesota |
| 45 | Geraldine Gardner | 12 | Daughter | — | Minnesota |
| 46 | Leo W. Renner | 43 | Head | Owner | Kansas |
| 47 | Harriet Renner | 45 | Wife | — | Missouri |
| 48 | John O. Schneider | 47 | Head | Owner | Minnesota |
| 49 | Bertha M. Schneider | 49 | Wife | — | Michigan |
| 50 | Margaret Pettitt | 68 | Head | — | Pennsylvania |
| 51 | Margaret Pettitt | 43 | Daughter | School Teacher | Minnesota |
| 52 | Arthur Sturdevant | 42 | Head | Attorney | Minnesota |
| 53 | Agnes O. Sturdevant | 43 | Wife | — | Norway |
| 54 | Reid Tronsted | 43 | Head | Checker | Norway |
| 55 | Marie D. Tronsted | 38 | Wife | — | Germany |
| 56 | George Swenson | 27 | Head | Assistant Theatre Manager | Minnesota |
| 57 | Jane Swenson | 21 | Wife | — | Illinois |
| 58 | Walter Schultz | 42 | Head | Chauffeur | Minnesota |
| 59 | Florence Schultz | 42 | Wife | — | Wisconsin |
| 60 | Thomas O'Neill | 41 | Head | Railway Clerk | Minnesota |
| 61 | Sigrid O. O'Neill | 32 | Wife | — | Minnesota |
| 62 | Everett D. Thomas | 36 | Head | Dentist | Minnesota |
| 63 | Helen M. Thomas | 30 | Wife | — | Minnesota |
| 64 | Ralph Johnston | 34 | Head | Bank Teller | Minnesota |
| 65 | Laura Johnston | 34 | Wife | — | Minnesota |
| 66 | John Johnston | 11 | Son | — | Minnesota |
| 67 | John Johnston | 8 | Son | — | Minnesota |
| 68 | Edward Riach | 39 | Head | Own Grocery | Minnesota |
| 69 | Hazel D. Riach | 35 | Wife | Grocery Clerk | Minnesota |
| 70 | Donald Riach | 4 | Son | — | Minnesota |
| 71 | Ethel O. Nyberg | 44 | Head | Stenographer | Minnesota |
| 72 | Leslie Nyberg | 39 | Brother | — | Minnesota |
| 73 | Andrew Bjornstad | 73 | Lodger | — | Norway |
| 74 | Arnold Schumacher | 38 | Head | Sales Supervisor | Minnesota |
| 75 | Lucille Schumacher | 39 | Wife | — | Minnesota |
| 76 | John Schumacher | 13 | Son | — | Minnesota |
| 77 | Ellen Schumacher | 13 | Daughter | — | Minnesota |
| 78 | James Schumacher | 9 | Son | — | Minnesota |
| 79 | — | None | — | — | — |
| 80 | Robert Isaacson | 38 | Head | Shipping Clerk | Minnesota |
Pedigree Summary
John
Gen 1 · 1 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)