KW
Katherine White — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Katherine White across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | White |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Reading Town |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Reading Town |
| Est. Birth Year | ~1926 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Katherine | Age | Birth yr |
|---|---|---|---|---|
| Laura White | Spouse | — | 43 | ~1897 |
| Norman White | Son | — | 21 | ~1919 |
| Virginia White | Daughter | — | 3 | ~1937 |
| Lawrence White | Son | — | 23 | ~1917 |
| Walter White | Son | — | 10 | ~1930 |
| Adolph White | Head | — | 50 | ~1890 |
| Herbert White | Son | — | 16 | ~1924 |
| Arthur White | Son | — | 12 | ~1928 |
| Katherine White | Daughter | — | 14 | ~1926 |
| Beatrice White | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 3
Middlesex, Massachusetts · implied b. ~1927 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Daughter, age 14
Middlesex-County, Massachusetts · implied b. ~1926 — 10 household members
| Surname | White |
| Given Name | Katherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Reading Town |
| 1935 Residence (County) | Middlesex |
| Highest Grade | H-1 |
| 1935 Residence | Same Place |
| 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 Katherine White across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Katherine White
Daughter · 1940 · age 14 · b. ~1926 · Massachusetts
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Sibling
Virginia White
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice White
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman White
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert White
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence White
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter White
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur White
Sibling · 1940 · age 12
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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01617-00168)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilfred H. White | 45 | Head | Mail Clerk | Massachusetts |
| 2 | Edward J. White | 14 | Son | — | Massachusetts |
| 3 | Agnes M. White | 17 | Daughter | — | Massachusetts |
| 4 | James C. White | 12 | Son | — | Massachusetts |
| 5 | Theodore W. Lundon | 46 | Head | Electrical Engineer | Massachusetts |
| 6 | Eleanor M. Lundon | 44 | Wife | — | Massachusetts |
| 7 | Theodore Jr. Lundon | 19 | Son | Clerk | Massachusetts |
| 8 | Janet Lundon | 18 | Daughter | Waitress | Massachusetts |
| 9 | Mary Lundon | 10 | Daughter | — | Massachusetts |
| 10 | Adolph J. White | 50 | Head | Spreader | Canada-French |
| 11 | Laura A. White | 43 | Wife | Ironer | Canada-French |
| 12 | Lawrence J. White | 23 | Son | Laborer | Massachusetts |
| 13 | Norman R. White | 21 | Son | Printer | Massachusetts |
| 14 | Beatrice E. White | 19 | Daughter | — | Massachusetts |
| 15 | Herbert D. White | 16 | Son | — | Massachusetts |
| 16 | Katherine White THIS PERSON | 14 | Daughter | — | Massachusetts |
| 17 | Arthur W. White | 12 | Son | — | Massachusetts |
| 18 | Walter F. White | 10 | Son | — | Massachusetts |
| 19 | Virginia A. White | 3 | Daughter | — | Massachusetts |
| 20 | Ralph Hubbard | 69 | Head | — | Massachusetts |
| 21 | Grace F. Hubbard | 59 | Wife | — | Massachusetts |
| 22 | Calvin Bradley | 20 | Boarder | Laborer | Massachusetts |
| 23 | John A. Burbank | 47 | Head | Service Dept. Clerk | Massachusetts |
| 24 | Bernice C. Burbank | 52 | Wife | — | Canada-English |
| 25 | Anna Burbank | 14 | Daughter | — | Massachusetts |
| 26 | Margaret M. Burbank | 78 | Mother | — | Canada-English |
| 27 | Charles M. Cullinan | 52 | Head | Truck Driver | Massachusetts |
| 28 | Stella M. Cullinan | 42 | Wife | — | Canada-English |
| 29 | Helen M. Cullinan | 21 | Daughter | Stock Boy | Massachusetts |
| 30 | Charles J. Cullinan | 12 | Son | — | Massachusetts |
| 31 | Barbara J. Cullinan | 8 | Daughter | — | Massachusetts |
| 32 | Timothy Cullinan | 4 | Son | — | Massachusetts |
| 33 | Arthur Lake | 53 | Lodger | Laborer | Massachusetts |
| 34 | John J. Cullinan | 53 | Head | Police Officer | Massachusetts |
| 35 | Hannah M. Cullinan | 38 | Wife | — | Massachusetts |
| 36 | Arthur L. Turner | 35 | Head | Proprietor | Massachusetts |
| 37 | Ada Turner | 40 | Wife | — | Canada-English |
| 38 | Mary L. Turner | 7 | Daughter | — | Massachusetts |
| 39 | Sadie Turner | 65 | Mother | — | Canada-English |
| 40 | Vera Dulong | 18 | Niece | Companion | Massachusetts |
Related Census Records
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)