MK
Mary Kramer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-York-County, New York
Our Model Tree links this Mary Kramer across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | Kramer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New York City |
| Est. Birth Year | ~1928 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Kramer | Head | — | 40 | ~1900 |
| Mary Kramer | Daughter | — | 12 | ~1928 |
| Anna Kramer | Daughter | — | 8 | ~1932 |
| Mary Kramer | Spouse | — | 33 | ~1907 |
| Julia Kramer | Daughter | — | 17 | ~1923 |
| Helen Kramer | Daughter | — | 16 | ~1924 |
| Stephen Kramer | Son | — | 15 | ~1925 |
Census Appearances
1930
New York, …
Daughter, age 2
New York, New York · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kramer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
New-York-County, New …
Daughter, age 12
New-York-County, New York · implied b. ~1928 — 7 household members
| Surname | Kramer |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Highest Grade | No 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 Mary Kramer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Kramer
Daughter · 1940 · age 12 · b. ~1928 · New York
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Sibling
Stephen Kramer
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Kramer
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julia Kramer
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Kramer
Sibling · 1940 · age 16
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-t0627-02631-00655)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Barbara Miller | 15 | Daughter | — | New York |
| 42 | Jennie Decher | 59 | Head | Housework | Austria |
| 43 | Kaplan Giller | 65 | Head | — | Russia |
| 44 | Fanny Giller | 63 | Wife | — | Russia |
| 45 | David Pomerantz | 65 | Head | Operator | Austria |
| 46 | Rose Pomerantz | 60 | Wife | Sorter | Austria |
| 47 | Hyman Readman | 55 | Head | Tailor | Austria |
| 48 | Sydney Readman | 15 | Son | New Worker | New York |
| 49 | Fanny Beckman | 55 | Head | — | Austria |
| 50 | Fanny Schwalbe | Schwalbe | 75 | Head | Plucker | Russia |
| 51 | Eva Sobel | 39 | Head | Cook | Austria |
| 52 | Rose Spitaka | Spitako | 25 | Head | Practical Nurse | New York |
| 53 | Joseph Brancato | 42 | Head | Tailor | Italy |
| 54 | Benjamin Rothman | 50 | Head | Tailor | Austria |
| 55 | Sam Miller | 47 | Head | Longshoreman | Poland |
| 56 | John Kramer | 40 | Head | Operator | Russia |
| 57 | Mary Kramer | 33 | Wife | — | Roumania |
| 58 | Julia Kramer | 17 | Daughter | New Worker | New York |
| 59 | Helen Kramer | 16 | Daughter | — | New York |
| 60 | Stephen Kramer | 15 | Son | — | New York |
| 61 | Mary Kramer THIS PERSON | 12 | Daughter | — | New York |
| 62 | Anna Kramer | 8 | Daughter | — | New York |
| 63 | Sarah Goldberg | 55 | Head | — | Austria |
| 64 | Benjamin Goldberg | 27 | Son | Pruner | New York |
| 65 | Louis Metz | 34 | Head | Counter Man | Poland |
| 66 | Frederick Thomas | 35 | Head | Helper | South Carolina |
| 67 | Lillian Thomas | 27 | Wife | — | Maryland |
| 68 | Eleanor Thomas | 1 | Daughter | — | Pennsylvania |
| 69 | Esther Karpen | 65 | Head | — | Austria |
| 70 | Pauline Jeaglem | Jeaglen | 35 | Head | Operator | New York |
| 71 | Sarah Berakowitz | 30 | Lodger | Operator | New York |
| 72 | Frances Bender | 43 | Head | Servant | Lithuania |
| 73 | Providencia Frassnerby | Frassnerly | 39 | Head | — | Puerto Rico |
| 74 | Carlo Frassnerby | Frassnerly | 5 | Son | — | New York |
| 75 | Morris Goldberg | 46 | Head | Printer | Austria |
| 76 | Anna Guddowich | 33 | Wife | — | New York |
| 77 | Pauline Guddowich | 12 | Daughter | — | New York |
| 78 | Freda Guddowich | 9 | Daughter | — | New York |
| 79 | Bernard Guddowich | 6 | Son | — | New York |
| 80 | Esther | Estelle Goldenberg | 34 | Head | — | 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)