WC
William Carter — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this William Carter across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents William & Herbert — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Carter |
| Given Name | William T. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Packer |
| Industry | Wholesale Fruit |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 68 |
| Highest Grade | H 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Packer |
| Township / Ward | Malden City |
| Est. Birth Year | ~1919 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Manuel Carter | Daughter | — | 24 | ~1916 |
| William Carter | Head | — | 47 | ~1893 |
| Robert Carter | Other | — | 4 | ~1936 |
| William Carter | Son | — | 21 | ~1919 |
| Frances Carter | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 1
Middlesex, Massachusetts · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carter |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 11
Middlesex, Massachusetts · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carter |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 21
Middlesex-County, Massachusetts · implied b. ~1919 — 5 household members
| Surname | Carter |
| Given Name | William T. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Malden city |
| 1935 Residence (County) | Middlesex |
| Occupation | Packer |
| Industry | Wholesale Fruit |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 68 |
| Highest Grade | H 8 |
| 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 William Carter across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Carter (~0.92 confidence) and father Herbert Carter (~0.92 confidence) and father William Carter (~0.92 confidence) and mother Frances Carter (~0.92 confidence) and mother Frances Carter (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Carter
b. ~1893
Source father
● Household
· direct · ~0.92
Father
Herbert Carter
b. ~1893
Source father
● Household
· direct · ~0.92
Father
William Carter
b. ~1894
Source father
● Household
· direct · ~0.92
Mother
Frances Carter
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Frances Carter
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Carter
Son · 1940 · age 21 · b. ~1919 · Massachusetts
★ You are viewing this record
Sibling
Manuel Carter
Sibling · 1940 · age 24
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
39 people indexed on this census page (nara:1940:m-t0627-01608-00731)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Annabella Upham | 59 | Wife | — | Massachusetts |
| 42 | Blanche E. Upham | 24 | Daughter | Presser | Massachusetts |
| 43 | Charles Mackinnon | 54 | Son-in-law | Night Watchman | Massachusetts |
| 44 | Agnes E. Munro | 57 | Head | Seamstress | Massachusetts |
| 45 | Robert E. Munro | 17 | Son | — | Massachusetts |
| 47 | William Smith | 26 | Head | Freight Handler | Massachusetts |
| 48 | Delia Smith | 73 | Mother | — | Eire |
| 49 | Helen R. Monahan | 34 | Servant | Housekeeper | Massachusetts |
| 50 | Oliver P. Dailey | 39 | Head | Electric Welder | Tennessee |
| 51 | Helen R. Dailey | 39 | Wife | — | Massachusetts |
| 52 | Rosemary Dailey | 15 | Daughter | — | Massachusetts |
| 53 | James J. Dailey | 14 | Son | — | West Virginia |
| 54 | Isabelle Dailey | 12 | Daughter | — | Massachusetts |
| 55 | Helen Dailey | 9 | Daughter | — | Massachusetts |
| 56 | Paula Dailey | 8 | Daughter | — | Massachusetts |
| 57 | Barbara A. Dailey | 5 | Daughter | — | Massachusetts |
| 58 | Margaret Carson | 32 | Head | — | Nova Scotia |
| 59 | Charles H. Carson | 9 | Son | — | Massachusetts |
| 60 | Philip S. Carson | 8 | Son | — | Massachusetts |
| 61 | Margaret K. Carson | 5 | Daughter | — | Massachusetts |
| 62 | Joseph R. Carson | 3 | Son | — | Massachusetts |
| 63 | Joan C. Carson | 2 | Daughter | — | Massachusetts |
| 64 | John T. Burns | 50 | Head | Fireman | England |
| 65 | Mary M. Burns | 34 | Wife | — | Massachusetts |
| 66 | John T. Jr. Burns | 23 | Son | Greaser | Massachusetts |
| 67 | Katherine M. Burns | 17 | Daughter | New Worker | Massachusetts |
| 68 | Anna V. Burns | 16 | Daughter | — | Massachusetts |
| 69 | Barbara T. Burns | 10 | Daughter | — | Massachusetts |
| 70 | James R. Burns | 7 | Son | — | Massachusetts |
| 71 | William J. Burns | 6 | Son | — | Massachusetts |
| 72 | Patricia A. Burns | 4 | Daughter | — | Massachusetts |
| 73 | Margaret J. Burns | 3 | Daughter | — | Massachusetts |
| 74 | William T. Carter | 47 | Head | Laborer | Massachusetts |
| 75 | Frances A. Carter | 44 | Wife | — | Massachusetts |
| 76 | William T. Jr. Carter THIS PERSON | 21 | Son | Packer | Massachusetts |
| 77 | Manuel, Mary V. Carter | 24 | Daughter | Cementer | Massachusetts |
| 78 | Robert S. Carter | 4 | Grandson | — | Massachusetts |
| 79 | Hanah Chopoorian | 57 | Head | — | England |
| 80 | Virginia B. Dean | 25 | Daughter | — | Massachusetts |
Pedigree Summary
William + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)