WK
William Kramer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-York-County, New York
Our Model Tree links this William Kramer across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 6-person household.
Age 19
b. ~1921
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | Kramer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Additional Details | |
| Occupation | Plumber's Helper |
| Industry | Plumb. Contr |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 364 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Plumber'S Helper |
| Township / Ward | New York City |
| Est. Birth Year | ~1921 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Jacob Kramer | Son | — | 22 | ~1918 |
| Elizabeth Kramer | Spouse | — | 53 | ~1887 |
| Joseph Kramer | Son | — | 29 | ~1911 |
| John Kramer | Head | — | 58 | ~1882 |
| William Kramer | Son | — | 19 | ~1921 |
| Nicholas Kramer | Son | — | 25 | ~1915 |
Census Appearances
1930
New York, …
Son, age 9
New York, New York · implied b. ~1921 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kramer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
New-York-County, New …
Son, age 19
New-York-County, New York · implied b. ~1921 — 6 household members
| Surname | Kramer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Occupation | Plumber's Helper |
| Industry | Plumb. Contr |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 364 |
| Highest Grade | No 8 |
| 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 William Kramer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Kramer
Son · 1940 · age 19 · b. ~1921 · New York
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Sibling
Nicholas Kramer
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jacob Kramer
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Kramer
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — New-York-County, New York
Open full size
1940 US Federal Census — New-York-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02674-00389)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Kramer | 58 | Head | Superintendent | Hungary |
| 2 | Elizabeth Kramer | 53 | Wife | Housekeeper | Hungary |
| 3 | Joseph Kramer | 29 | Son | Helper - Plumber | New York |
| 4 | Nicholas Kramer | 25 | Son | Plumber | New York |
| 5 | Jacob Kramer | 22 | Son | Clerk - Delicatessen | New Jersey |
| 6 | William Kramer THIS PERSON | 19 | Son | Plumber'S Helper | New York |
| 7 | Alma Larson | 70 | Head | — | Sweden |
| 8 | Lena Parson | 71 | Sister | — | Sweden |
| 9 | Owen Mcglone | 36 | Head | Conductor | Eire |
| 10 | Anna Mcglone | 34 | Wife | — | Eire |
| 11 | Robert Healy | 67 | Head | Porter | Ireland |
| 12 | Alfred Healy | 29 | Son | Clerk | New York |
| 13 | Doris Healy | 26 | Daughter-in-law | Tel. Operator | Pennsylvania |
| 14 | David Streicher | 51 | Head | Salesman | New York |
| 15 | Gertrude Streicher | 49 | Wife | — | New York |
| 16 | Fred Streicher | 27 | Son | Tabulating Operator | New York |
| 17 | Elizabeth Rimbault | 68 | Head | — | New York |
| 18 | Philip Brady | 51 | Head | Counterwork | Vermont |
| 19 | Josephine Brady | 55 | Wife | — | New York |
| 20 | Samuel Jarvis | 47 | Head | Salesman | Austria |
| 21 | Lydia Jarvis | 38 | Wife | — | New York |
| 22 | Anita Jarvis | 17 | Daughter | — | New York |
| 23 | Robert Jarvis | 11 | Son | — | New York |
| 24 | Anita Fried | 23 | Lodger | — | Pennsylvania |
| 25 | Joseph Churchin | 50 | Head | Salesman | Russia |
| 26 | Luba Churchin | 46 | Wife | Int. Decorator | Russia |
| 27 | Arkady Sack | 50 | Bro-in-law | Exec: Sales | Russia |
| 28 | James Kane | 66 | Head | — | New York |
| 29 | Rose Mary Kane | 28 | Daughter | Confectioner | New York |
| 30 | Helen Kane | 21 | Daughter | Cashier | New Jersey |
| 31 | Sara Welstand | 46 | Head | Buyer | Holland |
| 32 | Vincent Pappalardo | 41 | Head | Fruit Salesman | Italy |
| 33 | Natalie Pappalardo | 42 | Wife | — | Italy |
| 34 | Emilio Pappalardo | 15 | Son | — | New York |
| 35 | Lillian Pappalardo | 4 | Daughter | — | New York |
| 36 | Samuel Gurman | 51 | Head | Chauffeur | Pennsylvania |
| 37 | Grace Gurman | 46 | Wife | Stenographer | Ohio |
| 38 | L. C. Reynalds | 51 | Head | Secretary | New York |
| 39 | Edward Slevin | 63 | Head | Salesman | New York |
| 40 | Juliet Slevin | 40 | Wife | — | New York |
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)