JH
John Holland — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this John Holland across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Mary & Anna — first a son (b.~1904), then head of a 3-person household.
Age 36
b. ~1904
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Holland |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | N.Y.C. |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | draftsman |
| Industry | city dept |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 162 |
| Highest Grade | H 4 |
| 1935 Residence | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Draftsman |
| Township / Ward | Nyc |
| Est. Birth Year | ~1904 |
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 |
|---|---|---|---|---|
| Anna Holland | Head | — | 64 | ~1876 |
| Nora Campbell | Other | — | 41 | ~1899 |
| John Holland | Son | — | 36 | ~1904 |
Census Appearances
1920
Kings, New …
Son, age 12
Kings, New York · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 24
Kings, New York · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | weigher |
| Industry | Docks |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 36
Kings-County, New York · implied b. ~1904 — 3 household members
| Surname | Holland |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | N.Y.C. |
| 1935 Residence (County) | Kings |
| Occupation | draftsman |
| Industry | city dept |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 162 |
| Highest Grade | H 4 |
| 1935 Residence | New York |
| 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 Holland across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Holland (~0.92 confidence) and mother Anna Holland (~0.92 confidence) and father John Holland (~0.92 confidence) and mother Mary Holland (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Holland
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Anna Holland
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
John Holland
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Mary Holland
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Holland
Son · 1940 · age 36 · b. ~1904 · 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-t0627-02574-00700)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Abdo | 10 | daughter | — | New York |
| 2 | Lorraine Abdo | 7 | daughter | — | New York |
| 3 | Mary Abdo | 67 | head | — | Syria |
| 4 | Rose Abdo | 36 | daughter | Seamstress | Syria |
| 5 | Mary Rose Abdo | 17 | granddaughter | — | New York |
| 6 | Peter Abdo | 11 | grandson | — | New York |
| 7 | Elias Abdo | 9 | son-in-law | Fruiter | Syria |
| 8 | Charles Fleming | 57 | head | Machinist | Sweden |
| 9 | Hedwig Fleming | 55 | wife | — | Sweden |
| 10 | Harry Tracy | 47 | head | Credit Clerk | New York |
| 11 | Marion Tracy | 43 | wife | Clerk | New York |
| 12 | William Tracy | 18 | son | — | New York |
| 13 | Dorothy Tracy | 16 | daughter | — | New York |
| 14 | Wm J. Maloney | 35 | head | Fireman | New York |
| 15 | Marguerite Maloney | 35 | wife | — | New York |
| 16 | Eileen Maloney | 5 | daughter | — | New York |
| 17 | Margaret Purtell | 60 | mother-in-law | — | New York |
| 18 | David Leary | 26 | head | School Teacher | New York |
| 19 | Addie Benay | 72 | aunt | — | New York |
| 20 | Arthur Ahrens | 50 | head | Insurance | New York |
| 21 | Mildred Ahrens | 51 | wife | — | New York |
| 22 | Gilbert Ahrens | 15 | son | — | New York |
| 23 | Harry Cody | 59 | head | Credit Clerk | New York |
| 24 | Sadie Cody | 58 | wife | — | New York |
| 25 | Dorothy Cody | 26 | daughter | Clerk | New York |
| 26 | Eileen Cody | 21 | daughter | Stenographer | New York |
| 27 | Blair Allan | 44 | head | Asst Manager | Virginia |
| 28 | Lelia Allan | 35 | wife | — | New York |
| 29 | Blair Jr Allan | 16 | son | — | New York |
| 30 | Wesley Allan | 14 | son | — | New York |
| 31 | William H Butler | 37 | head | Salesman | New Jersey |
| 32 | Florence Butler | 25 | wife | — | New York |
| 33 | Alan Butler | 2 | son | — | New York |
| 34 | James Harrigan | 41 | head | Clerk | New York |
| 35 | Kathleen Harrigan | 41 | wife | — | New York |
| 36 | Anna Holland | 64 | head | — | Eire |
| 37 | John Holland THIS PERSON | 36 | son | Draftsman | New York |
| 38 | Nora Campbell | 41 | niece | Stenographer | New York |
| 39 | Gustaf Klang | 61 | head | Guest | Sweden |
| 40 | Tekla Klang | 54 | wife | — | Sweden |
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)