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Mary Martinez — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bronx-County, New York
Our Model Tree links this Mary Martinez across the 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Female
Spouse
Born: Porto Rico
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bronx-County, New York |
| Surname | Martinez |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Porto Rico |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Bronx |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birthplace (normalized) | porto rico |
| Township / Ward | New York City |
| Est. Birth Year | ~1907 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ronald Martinez | Son | — | 11 | ~1929 |
| Alice Martinez | Daughter | — | 9 | ~1931 |
| Mary Martinez | Spouse | — | 33 | ~1907 |
| Gerald Martinez | Son | — | 12 | ~1928 |
| Gerardo Martinez | Head | — | 37 | ~1903 |
Census Appearances
1930
New York, …
Spouse, age 24
New York, New York · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martinez |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Porto Rico |
| Naturalization Status | Naturalized |
| Year of Immigration | 1920 |
| Age at First Marriage | 21 |
| Father's Birthplace | Porto Rico |
| Mother's Birthplace | Porto Rico |
| Occupation | Labor |
| Industry | Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Spanish |
| Birthplace (normalized) | porto rico |
1940
Bronx-County, New …
Spouse, age 33
Bronx-County, New York · implied b. ~1907 — 5 household members
| Surname | Martinez |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Porto Rico |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Bronx |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birthplace (normalized) | porto rico |
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 Martinez across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Martinez
Spouse · 1940 · age 33 · b. ~1907 · New York
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Bronx-County, New York
Open full size
1940 US Federal Census — Bronx-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02476-00093)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Lesser | 34 | Lodger | Bookkeeper | New York |
| 42 | Benjamin Reich | 40 | Head | Finisher | Austria |
| 43 | Rose Reich | 36 | Wife | — | Austria |
| 44 | Philip Reich | 14 | Son | — | New York |
| 45 | Shirley Reich | 9 | Daughter | — | New York |
| 46 | Helen Reich | 6 | Daughter | — | New York |
| 47 | Ernest Bougt | 32 | Head | — | Porto Rico |
| 48 | Nancy Bougt | 32 | Wife | — | New York |
| 49 | George Bougt | 12 | Son | — | New York |
| 50 | Ernest Jr. Bougt | 5 | Son | — | New York |
| 51 | Frank Canosa | 46 | Head | Cook | Spain |
| 52 | Dionisia Canosa | 42 | Wife | — | Spain |
| 53 | James Canosa | 20 | Son | Interpreter | New York |
| 54 | Manuel Canosa | 11 | Son | — | New York |
| 55 | Vincent Longo | 39 | Head | Driver | Italy |
| 56 | Eleanore Longo | 42 | Wife | — | New York |
| 57 | Edith Longo | 19 | Daughter | New Worker | New York |
| 58 | Virginia Longo | 18 | Daughter | New Worker | New York |
| 59 | Bartholomew Longo | 13 | Son | — | New York |
| 60 | Gerardo Martinez | 37 | Head | Clerk | Porto Rico |
| 61 | Mary Martinez THIS PERSON | 33 | Wife | — | Porto Rico |
| 62 | Gerald Martinez | 12 | Son | — | New York |
| 63 | Ronald Martinez | 11 | Son | — | New York |
| 64 | Alice Martinez | 9 | Daughter | — | New York |
| 65 | Jack Pearlman | 59 | Head | Salesman | Russia |
| 66 | Sophia Pearlman | 57 | Wife | — | Russia |
| 67 | Max Pearlman | 29 | Son | — | New York |
| 68 | Morris Pearlman | 25 | Son | Shipping Clerk | New York |
| 69 | Morris Schwartz | 71 | Head | — | Russia |
| 70 | Elizabeth Schwartz | 60 | Wife | — | Russia |
| 71 | Pauline Schwartz | 39 | Daughter | — | Conn. |
| 72 | George Schwartz | 37 | Son | Auditor | Conn. |
| 73 | Jack Schwartz | 36 | Son | Finisher | Conn. |
| 74 | Sam Schwartz | 27 | Son | Salesman | Conn. |
| 75 | Miriam Schwartz | 24 | Daughter | Billing Clerk | Conn. |
| 76 | Harold Schwartz | 22 | Son | Packer | Conn. |
| 77 | Leonard Schwartz | 20 | Son | Packer | Conn. |
| 78 | Louis Cohen | 40 | Head | — | Russia |
| 79 | Rebecca Cohen | 65 | Mother | — | Russia |
| 80 | Eleanore Cohen | 26 | Sister | Bookkeeper | 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)