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Gertrude White — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Gertrude White across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Mary & Mary — first a daughter (b.~1903), then head of a 4-person household.
Age 27
b. ~1903
Female
Daughter
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | White |
| Given Name | Gertrude |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Broker |
| Industry | Optics |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Broker |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1903 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Gertrude | Age | Birth yr |
|---|---|---|---|---|
| Thomas White | Son | — | 21 | ~1909 |
| Gertrude White | Daughter | — | 27 | ~1903 |
| Helen White | Daughter | — | 20 | ~1910 |
| Mary White | Head | — | 52 | ~1878 |
Census Appearances
1910
Middlesex, Massachusetts
Daughter, age 7
Middlesex, Massachusetts · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Gertrude M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Daughter, age 18
Middlesex, Massachusetts · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Gertrude |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Machine Feeder |
| Industry | Soap Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 27
Middlesex, Massachusetts · implied b. ~1903 — 4 household members
| Surname | White |
| Given Name | Gertrude |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Broker |
| Industry | Optics |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Gertrude White across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: mother Mary White (~0.92 confidence) and mother Mary White (~0.92 confidence) and father John White (~0.92 confidence) and mother Mary White (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary White
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Mary White
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
John White
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Mary White
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Gertrude White
Daughter · 1930 · age 27 · b. ~1903 · Massachusetts
★ You are viewing this record
Sibling
Thomas White
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen White
Sibling · 1930 · age 20
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
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel915:0599)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anthony Rizzo | 31 | Head | Barber | Italy |
| 2 | Agnes Rizzo | 31 | Wife-H | — | Massachusetts |
| 3 | Michael Rizzo | 10 | Son | — | Massachusetts |
| 4 | Bernadette Rizzo | 8 | Daughter | — | Massachusetts |
| 5 | Tobias Brown | 57 | Head | Engineer | Newfoundland |
| 6 | Margaret Brown | 52 | Wife-H | — | Newfoundland |
| 7 | George Brown | 20 | Son | Tractor Driver | Massachusetts |
| 8 | Harold Brown | 17 | Son | Helper | Massachusetts |
| 9 | George Demetropoulos | 38 | Head | Grocer | Greece |
| 10 | Christina Demetropoulos | 29 | Wife-H | — | Greece |
| 11 | Angelica Demetropoulos | 4 | Daughter | — | Massachusetts |
| 12 | Bertha Demetropoulos | 2 | Daughter | — | Massachusetts |
| 13 | Christine Demetropoulos | 0 | Daughter | — | Massachusetts |
| 14 | Andrew Carlson | 44 | Head | Carpenter | Sweden |
| 15 | Beda Carlson | 48 | Wife-H | — | Sweden |
| 16 | Elmer W. Carlson | 18 | Son | — | Massachusetts |
| 17 | Joseph Mandellino | 35 | Head | Tailor | Italy |
| 18 | Angelina Mandellino | 34 | Wife-H | — | Italy |
| 19 | Vincent Mandellino | 11 | Son | — | Massachusetts |
| 20 | Michael Mandellino | 7 | Son | — | Massachusetts |
| 21 | Mary White | 52 | Head | — | Massachusetts |
| 22 | Gertrude White THIS PERSON | 27 | Daughter | Broker | Massachusetts |
| 23 | Thomas White | 21 | Son | Salesman | Massachusetts |
| 24 | Helen White | 20 | Daughter | Stenographer | Massachusetts |
| 25 | Minas Tashjian | 51 | Head | Shoemaker | Armenia |
| 26 | Vernoma Tashjian | 43 | Wife-H | Seamstress | Armenia |
| 27 | Arxe Tashjian | 17 | Daughter | — | Rhode Island |
| 28 | Baig J. Tashjian | 13 | Son | — | Massachusetts |
| 29 | Robert Kimball | 36 | Head | Fitter | Massachusetts |
| 30 | Josephine Kimball | 31 | Wife-H | — | Newfoundland |
| 31 | William J. Kimball | 7 | Son | — | Massachusetts |
| 32 | Robert Jr. Kimball | 5 | Son | — | Massachusetts |
| 33 | Sarah Kimball | 1 | Daughter | — | Massachusetts |
| 34 | Robert Foster | 51 | Head | — | North Carolina |
| 35 | William Hayes | 50 | Lodger-H | Laborer | North Carolina |
| 36 | Laura Hayes | 48 | Lodger-W | Housework | North Carolina |
| 37 | Emily Johnson | 34 | Roomer | Housework | North Carolina |
| 38 | James Batson | 54 | Head | Attendant | Barbados, B.W.I. |
| 39 | Flora Batson | 48 | Wife-H | — | West Indies |
| 40 | George Batson | 11 | Son | — | Massachusetts |
| 41 | Josephine M. Cunningham | 61 | Head-H | — | Massachusetts |
| 42 | Sarah Cunningham | 26 | Daughter | Typist | Massachusetts |
| 43 | John Langford | 33 | Head | Laborer | New Hampshire |
| 44 | Jessie Langford | 31 | Wife | — | Canada-English |
| 45 | Florence Langford | 12 | Daughter | — | Massachusetts |
| 46 | Alma Langford | 10 | Daughter | — | Massachusetts |
| 47 | William H. Elder | 56 | Head | Chauffeur | Barbados, B.W.I. |
| 48 | Alberta Elder | 53 | Wife-H | Housework | Barbados, B.W.I. |
| 49 | Florence Walcott | 49 | Head | Housework | Barbados, B.W.I. |
| 50 | Gwendolyn Walcott | 19 | Daughter | Housework | Barbados, B.W.I. |
Pedigree Summary
Gertrude + 2 siblings
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 1930 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)