MP
Martha Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Martha Peterson across the 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 7-person household.
Age 18
b. ~1922
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Peterson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Typist |
| Industry | Stocks & Bonds |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 624 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Typist |
| Township / Ward | Brooklyn |
| Est. Birth Year | ~1922 |
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 Martha | Age | Birth yr |
|---|---|---|---|---|
| Robert Peterson | Son | — | 15 | ~1925 |
| Donald Peterson | Son | — | 8 | ~1932 |
| Ebbie Peterson | Spouse | — | 40 | ~1900 |
| Martha Peterson | Daughter | — | 18 | ~1922 |
| Charles Peterson | Son | — | 12 | ~1928 |
| Sven Peterson | Head | — | 44 | ~1896 |
| Alfred Peterson | Son | — | 17 | ~1923 |
Census Appearances
1930
Kings, New …
Daughter, age 9
Kings, New York · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Daughter, age 18
Kings-County, New York · implied b. ~1922 — 7 household members
| Surname | Peterson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Brooklyn |
| 1935 Residence (County) | Kings |
| Occupation | Typist |
| Industry | Stocks & Bonds |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 624 |
| Highest Grade | Hs 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 Martha Peterson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Peterson
Daughter · 1940 · age 18 · b. ~1922 · New York
★ You are viewing this record
Sibling
Donald Peterson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Peterson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Peterson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Peterson
Sibling · 1940 · age 17
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 — 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-t0627-02609-00225)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Barbara Maier | 78 | Head | — | Germany |
| 2 | Sven Peterson | 44 | Head | Mechanic Typewriter | Sweden |
| 3 | Ebbie Peterson | 40 | Wife | — | New York |
| 4 | Martha Peterson THIS PERSON | 18 | Daughter | Typist | New York |
| 5 | Alfred Peterson | 17 | Son | — | New York |
| 6 | Robert Peterson | 15 | Son | — | New York |
| 7 | Charles Peterson | 12 | Son | — | New York |
| 8 | Donald Peterson | 8 | Son | — | New York |
| 9 | John Backe | 47 | Head | Machinist | New York |
| 10 | Lillian Backe | 30 | Wife | — | New York |
| 11 | Agnes Backe | 22 | Daughter | Clerk | New York |
| 12 | Joan Backe | 4 | Daughter | — | New York |
| 13 | Mary Backe | 2 | Daughter | — | New York |
| 14 | Felix Amendola | 44 | Head | Bricklayer | Italy |
| 15 | Peter Amendola | 18 | Son | — | Italy |
| 16 | Mary Lovach | 35 | Boarder | Housekeeper | Hungary |
| 17 | William Nolte | 44 | Head | Turner | New York |
| 18 | Nellie Nolte | 45 | Wife | — | Italy |
| 19 | Victoria Nolte | 23 | Daughter | Operator | New York |
| 20 | Victor Nolte | 22 | Son | Floor Girl | New York |
| 21 | Ellen Nolte | 22 | Daughter | Floor Girl | New York |
| 22 | Dora Nolte | 18 | Daughter | Floor Girl | New York |
| 23 | Harold Chattaway | 42 | Head | — | New York |
| 24 | Clara Chattaway | 37 | Wife | — | New York |
| 25 | Marjorie Chattaway | 19 | Daughter | — | New York |
| 26 | Harold Chattaway | 12 | Son | — | New York |
| 27 | Alice Chattaway | 16 | Daughter | — | New York |
| 28 | Gertrude Chattaway | 14 | Daughter | — | New York |
| 29 | Kenneth Chattaway | 3 | Son | — | New York |
| 30 | Herman Rappa | 64 | Head | — | Germany |
| 31 | Rose Rappa | 73 | Wife | — | Germany |
| 32 | Anne Rappa | 39 | Daughter | Clerical | New York |
| 33 | Rose Rappa | 35 | Daughter | — | New York |
| 34 | Martha Vahl | 31 | Head | Cutter | Germany |
| 35 | Walter Vahl | 4 | Son | — | New York |
| 36 | Henry Zapp | 34 | Lodger | Carpenter | Germany |
| 37 | Jacob Berendt | 38 | Head | Guard | New York |
| 38 | Emily Berendt | 33 | Wife | — | New York |
| 39 | Nicholas Jr Blasina | 66 | Head | Undertaker | New York |
| 40 | Barbara Blasina | 65 | 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)