JH
John Hardy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Hardy across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents John & Euline — first a head (b.~1911), then head of a 4-person household.
Age 29
b. ~1911
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Hardy |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn N.Y.C. |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Superintendent |
| Industry | Apt House |
| Class of Worker | PW |
| Income (1939) | 900 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Superintendent |
| Township / Ward | Brooklyn Nyc |
| Est. Birth Year | ~1911 |
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 |
|---|---|---|---|---|
| Patricia Hardy | Daughter | — | 3 | ~1937 |
| John Hardy | Head | — | 29 | ~1911 |
| Robert Hardy | Son | — | 1 | ~1939 |
| Ruth Hardy | Spouse | — | 25 | ~1915 |
Census Appearances
1920
New York, …
Son, age 5
New York, New York · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardy |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
New York, …
Son, age 15
New York, New York · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardy |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Head, age 29
Kings-County, New York · implied b. ~1911 — 4 household members
| Surname | Hardy |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn N.Y.C. |
| 1935 Residence (County) | Kings |
| Occupation | Superintendent |
| Industry | Apt House |
| Class of Worker | PW |
| Income (1939) | 900 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| 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 Hardy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Hardy (~0.92 confidence) and mother Euline Hardy (~0.92 confidence) and mother Pauline Hardy (~0.92 confidence) and father John Hardy (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Hardy
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Euline Hardy
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Pauline Hardy
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
John Hardy
b. ~1893
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Hardy
Head · 1940 · age 29 · b. ~1911 · 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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02573-00164)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Finstrom | 30 | Head | Mariner | New York |
| 2 | Hilda Finstrom | 25 | Wife | — | New York |
| 3 | George Jr Finstrom | 6 | Son | — | New York |
| 4 | Barbara Finstrom | 5 | Daughter | — | New York |
| 5 | William Michaels | 25 | Head | Machinist | New York |
| 6 | Ethel Michaels | 24 | Wife | — | Pennsylvania |
| 7 | Norman Michaels | 7 | Son | — | New York |
| 8 | Missak Tatalian | 58 | Head | Cleaning | Turkey |
| 9 | Ann Tatalian | 40 | Wife | — | Turkey |
| 10 | Charles Tatalian | 17 | Son | — | New York |
| 11 | Lola Shillity | 53 | Head | Nurses Aide | New York |
| 12 | James Shillity | 23 | Son | Laborer | New York |
| 13 | Leala Shillity | 20 | Daughter | — | New York |
| 14 | George Serini | 58 | Head | Guard | New York |
| 15 | Clara Serini | 48 | Wife | — | New York |
| 16 | George Serini | 20 | Son | — | New York |
| 17 | Eva Fleury | 43 | Head | Operator | England |
| 18 | Anna Fleury | 20 | Daughter | Operator | New York |
| 19 | John Hardy THIS PERSON | 29 | Head | Superintendent | New York |
| 20 | Ruth Hardy | 25 | Wife | — | New York |
| 21 | Patricia Hardy | 3 | Daughter | — | New York |
| 22 | Robert Hardy | 1 | Son | — | New York |
| 23 | William Freeman | 53 | Head | Inspector | New York |
| 24 | Rose Freeman | 44 | Wife | Dressmaker | Nicaragua |
| 25 | Assunta Gasser | 53 | Head | Packer | Italy |
| 26 | Anthony Gasser | 27 | Son | Route Man | Italy |
| 27 | George Campbell | 34 | Head | — | New York |
| 28 | Adelaide Campbell | 34 | Wife | — | New York |
| 29 | Regina Campbell | 15 | Daughter | — | New York |
| 30 | John Hendrickson | 59 | Head | Doorman | Sweden |
| 31 | Ida Hendrickson | 55 | Wife | — | Sweden |
| 32 | Edwin Hendrickson | 24 | Son | Elevator Op | New York |
| 33 | Lawrence Hendrickson | 22 | Son | Clerk | New York |
| 34 | Frank Abrams | 31 | Head | Clerk | New York |
| 35 | Beatrice Abrams | 22 | Wife | — | New York |
| 36 | Felix Berg | 49 | Head | Baker | Poland |
| 37 | Sophie Berg | 35 | Wife | — | Poland |
| 38 | Theodore Berg | 16 | Son | — | New York |
| 39 | Marion Berg | 13 | Daughter | — | New York |
| 40 | Mildred Thieme | 31 | Head | Folder | Wisconsin |
Pedigree Summary
John
Gen 1 · 4 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)