JH
Joseph Hart — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Joseph Hart across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents James & John — first a head (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Hart |
| Given Name | Joseph A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | N.Y.C |
| 1935 Residence (County) | KINGS |
| Additional Details | |
| Occupation | Tool Checker |
| Industry | Optical Manufacture |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1100 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Tool Checker |
| Township / Ward | Nyc |
| Est. Birth Year | ~1896 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Katherine Hart | Spouse | — | 42 | ~1898 |
| Jane Hart | Daughter | — | 8 | ~1932 |
| Raymond Hart | Son | — | 13 | ~1927 |
| Joseph Hart | Head | — | 44 | ~1896 |
Census Appearances
1900
Kings, New …
Son, age 4
Kings, New York · implied b. ~1896 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New York |
| Birth Month | Mar |
| Birth Year | 1896 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1910
Kings, New …
Son, age 14
Kings, New York · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Kings, New …
Son, age 23
Kings, New York · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Clerk |
| Industry | Office |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Head, age 33
Kings, New York · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hart |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 25 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Newsdealer |
| Industry | News Stand |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Head, age 44
Kings-County, New York · implied b. ~1896 — 4 household members
| Surname | Hart |
| Given Name | Joseph A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | N.Y.C |
| 1935 Residence (County) | KINGS |
| Occupation | Tool Checker |
| Industry | Optical Manufacture |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1100 |
| Highest Grade | No 7 |
| 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 Joseph Hart across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Hart (~0.60 confidence) and father John Hart (~0.92 confidence) and mother Josephine Hart (~0.92 confidence) and mother Josephine Hart (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.84
Father
James Hart
b. ~1892
Source father
● Household
· direct · ~0.6
Father
John Hart
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Josephine Hart
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Josephine Hart
b. ~1861
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Hart
Head · 1940 · age 44 · b. ~1896 · 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
38 people indexed on this census page (nara:1940:m-t0627-02554-00540)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Greene | 64 | Head | Machinist | Irish Free State |
| 42 | Mary Greene | 72 | Wife | — | Irish Free State |
| 43 | Joseph A. Hart THIS PERSON | 44 | Head | Tool Checker | New York |
| 44 | Katherine E. Hart | 42 | Wife | — | New York |
| 45 | Raymond J. Hart | 13 | Son | — | New York |
| 46 | Jane M. Hart | 8 | Daughter | — | New York |
| 47 | Salvatore Simonelli | 43 | Head | Contractor | Italy |
| 48 | Catherine M. Simonelli | 36 | Wife | — | New York |
| 49 | Jennie F. Simonelli | 16 | Daughter | — | New York |
| 50 | Blanche A. Simonelli | 15 | Daughter | — | New York |
| 51 | Cresenzo A. Simonelli | 14 | Son | — | New York |
| 52 | Salvatore Jr. Simonelli | 12 | Son | — | New York |
| 53 | Dorothy Simonelli | 11 | Daughter | — | New York |
| 54 | Mary A. Murray | 50 | Head | — | New York |
| 55 | John Carey | 5 | Lodger | — | New York |
| 56 | Julia Carey | 4 | Lodgers Sister | — | New York |
| 57 | Jane A. Creegan | 3 | Lodger | — | New York |
| 58 | Henry M. Murray | 29 | Head | Credit Collector | New York |
| 59 | Della M. Murray | 31 | Wife | — | New York |
| 60 | Gerard Murray | 5 | Son | — | New York |
| 61 | Maureen Murray | 3 | Daughter | — | New York |
| 62 | Edward Erickson | 57 | Head | Baker | Norway |
| 63 | Leonore M. Erickson | 55 | Wife | — | Norway |
| 64 | Erling Erickson | 26 | Son | Bakers Helper | Norway |
| 65 | Alf Erickson | 21 | Son | New Worker | Norway |
| 66 | Leonard Erickson | 18 | Son | New Worker | Norway |
| 67 | Catherine T. Erickson | 18 | Daughter In-Law | — | Northern Ireland |
| 69 | Michael Fahey | 40 | Head | Truck Helper | Northern Ireland |
| 70 | Mary Fahey | 40 | Wife | — | Northern Ireland |
| 71 | Thomas Fahey | 10 | Son | — | New York |
| 72 | Mary Fahey | 8 | Daughter | — | New York |
| 73 | Catherine Fahey | 7 | Daughter | — | New York |
| 74 | Patricia Fahey | 4 | Daughter | — | New York |
| 75 | Manuel R. Santos | 34 | Head | Transmission Man | Massachusetts |
| 76 | Helen Santos | 31 | Wife | — | Massachusetts |
| 77 | Robert Santos | 10 | Son | — | Massachusetts |
| 78 | James Santos | 9 | Son | — | Massachusetts |
| 79 | Anthony Santos | 24 | Brother | Wool Refinisher | Massachusetts |
Related Census Records
Pedigree Summary
Joseph
Gen 1 · 4 parents
~0.84
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)