JG
John Gardner — 1940 US Census Record
Model Tree available1940 United States Federal Census · Schenectady-County, New York
Our Model Tree links this John Gardner across the 1920, 1930 and 1940 US Censuses in Schenectady-County, New York (XGBoost, ~Confirmed), with identified parents James & Caroline — first a son (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Schenectady-County, New York |
| Surname | Gardner |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Schenectady |
| 1935 Residence (County) | Schenectady |
| Additional Details | |
| Occupation | Exp. Lab. |
| Industry | G. E. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 750 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Exp. Lab. |
| Township / Ward | Schenectady |
| Est. Birth Year | ~1919 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| James Gardner | Head | — | 54 | ~1886 |
| John Gardner | Son | — | 21 | ~1919 |
| Caroline Gardner | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Schenectady, New …
Son, age
Schenectady, New York · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Schenectady, New …
Son, age 11
Schenectady, New York · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Schenectady-County, New …
Son, age 21
Schenectady-County, New York · implied b. ~1919 — 3 household members
| Surname | Gardner |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Schenectady |
| 1935 Residence (County) | Schenectady |
| Occupation | Exp. Lab. |
| Industry | G. E. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 750 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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: father James Gardner (~0.92 confidence) and mother Caroline Gardner (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Gardner
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Caroline Gardner
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Gardner
Son · 1940 · age 21 · b. ~1919 · New York
★ 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 — Schenectady-County, New York
Open full size
1940 US Federal Census — Schenectady-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02777-00448)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Erwine Wasserman | 19 | Son | Laborer | New York |
| 42 | Molly Wasserman | 14 | Daughter | — | New York |
| 43 | Louis Di Cocco | 61 | Head | Laborer | Italy |
| 44 | Loretta Di Cocco | 52 | Wife | — | Italy |
| 45 | Santi Di Cocco | 26 | Son | Porter | New York |
| 46 | Joseph H. Richardson | 32 | Head | Machinist | Penna |
| 47 | Muriel D. Richardson | 34 | Wife | School Teacher | Kentucky |
| 48 | Carmel Lintavelle | 41 | Head | — | Italy |
| 49 | Michael J. Lintavelle | 13 | Son | — | New York |
| 50 | Arthur Lintavelle | 9 | Son | — | New York |
| 51 | Joseph Imperio | 25 | Head | Salesman | New York |
| 52 | Theresa Imperio | 25 | Wife | — | Penna |
| 53 | Elaine Imperio | 0 | Daughter | — | New York |
| 54 | John S. Cooley | 61 | Head | Asst. Gen. Fore. | New York |
| 55 | Lettie E. Cooley | 57 | Wife | — | New York |
| 56 | James Gardner | 54 | Head | Pattern Maker | Scotland |
| 57 | Caroline Gardner | 46 | Wife | — | Scotland |
| 58 | John Gardner THIS PERSON | 21 | Son | Exp. Lab. | New York |
| 59 | Gardner | 15 | Daughter | New Worker | New York |
| 60 | Bronislaw Fialkowsky | 55 | Head | Carpenter | Poland |
| 61 | Sadie Fialkowsky | 49 | Wife | — | Poland |
| 62 | Bernard S. Fialkowsky | 25 | Son | Laborer | New York |
| 63 | Hedwig Fialkowsky | 23 | Daughter | Waitress | New York |
| 64 | Walter S. Fialkowsky | 21 | Son | New Worker | New York |
| 65 | Alois Burian | 52 | Head | Inst. Maker | Czechoslovakia |
| 66 | Irene Burian | 36 | Wife | — | New York |
| 67 | Grace Malec | 24 | Roomer | Stenographer | New York |
| 68 | Edward Stevens | 33 | Head | Accountant | New York |
| 69 | Wanda Stevens | 33 | Wife | — | New York |
| 70 | Edward Wooton | 53 | Head | Machinist | New York |
| 71 | John E. Wooton | 23 | Son | Laborer | New York |
| 72 | William E. Wooton | 17 | Son | — | New York |
| 73 | Edward J. O'Connor | 32 | Bro-in-law | Carpenter | New York |
| 74 | Michael Frasco | 41 | Head | Clergyman | Italy |
| 75 | Ruth Frasco | 46 | Wife | — | New York |
| 76 | George Frasco | 3 | Son | — | New York |
| 77 | Peter Petroski | 47 | Head | Coil Winder | Poland |
| 78 | Anna Petroski | 48 | Wife | — | Poland |
| 79 | Winnie Petroski | 25 | Daughter | Stenographer | New York |
| 80 | Genevieve Petroski | 18 | Daughter | App. Clerk | New York |
Related Census Records
Pedigree Summary
John
Gen 1 · 2 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)