HC
Helen Carter — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Helen Carter across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Carter |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Tewksbury Center |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Tewksbury Center |
| Est. Birth Year | ~1923 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Priscilla Carter | Daughter | — | 5 | ~1935 |
| Margaret Carter | Spouse | — | 41 | ~1899 |
| Frank Carter | Son | — | 9 | ~1931 |
| John Carter | Head | — | 42 | ~1898 |
| Pauline Carter | Daughter | — | 11 | ~1929 |
| Helen Carter | Daughter | — | 17 | ~1923 |
| Charles Carter | Son | — | 14 | ~1926 |
| John Carter | Son | — | 15 | ~1925 |
Census Appearances
1930
Middlesex, Massachusetts
Daughter, age 7
Middlesex, Massachusetts · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carter |
| Given Name | Helen L |
| 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 |
1940
Middlesex-County, Massachusetts
Daughter, age 17
Middlesex-County, Massachusetts · implied b. ~1923 — 8 household members
| Surname | Carter |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Tewksbury Center |
| 1935 Residence (County) | Middlesex |
| Industry | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same House |
| 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 Helen Carter across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Carter
Daughter · 1940 · age 17 · b. ~1923 · Massachusetts
★ You are viewing this record
Sibling
Priscilla Carter
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Carter
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Carter
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Carter
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Carter
Sibling · 1940 · age 14
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-t0627-01618-00031)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Kathrina Ullert | 52 | Head | Farmer | Syria |
| 42 | Rahame Ullert | 46 | Wife | — | Syria |
| 43 | Mary Ullert | 24 | Daughter | Teacher | Massachusetts |
| 44 | Michael Ullert | 20 | Son | Farm Hand | Massachusetts |
| 45 | Herbert W. Page | 82 | Head | — | New Hampshire |
| 46 | Unity P. Page | 49 | Boarder | Janitor | Maine |
| 47 | Jane E. Page | 58 | Boarder | — | Massachusetts |
| 48 | James S. Farley | 36 | Head | Baker | Massachusetts |
| 49 | Emma Farley | 29 | Wife | — | Massachusetts |
| 50 | James E. Farley | 2 | Son | — | Massachusetts |
| 51 | Mary Jane Farley | 0 | Daughter | — | Massachusetts |
| 52 | Edwin Thorsen | 50 | Head | Salesman | Massachusetts |
| 53 | Helen Thorsen | 46 | Wife | — | Massachusetts |
| 54 | Richard Thorsen | 11 | Son | — | Massachusetts |
| 55 | Pauline Thorsen | 9 | Daughter | — | Massachusetts |
| 56 | Louis Bruneau | 59 | Head | Portable Engineer | Pennsylvania |
| 57 | Ruby Bruneau | 43 | Wife | Sorter | Massachusetts |
| 58 | Marion Bruneau | 19 | Daughter | Attendant | Massachusetts |
| 59 | Andrew Bruneau | 13 | Daughter | — | Massachusetts |
| 60 | George Grey | 27 | Head | Foreman & Hand | Massachusetts |
| 61 | Catherine Grey | 25 | Wife | — | Massachusetts |
| 62 | Leo F. Morris | 47 | Head | Salesman | Massachusetts |
| 63 | Louise Morris | 44 | Wife | — | Massachusetts |
| 64 | Leo Morris | 14 | Son | — | Massachusetts |
| 65 | Virginia Morris | 13 | Daughter | — | Massachusetts |
| 66 | James Morris | 11 | Son | — | Massachusetts |
| 67 | Joan Morris | 9 | Daughter | — | Massachusetts |
| 68 | Louise Morris | 8 | Daughter | — | Massachusetts |
| 69 | Robert Morris | 6 | Son | — | Massachusetts |
| 70 | Beatrice Fortin | 20 | Boarder | Stitcher | Vermont |
| 71 | William B. Carter | 37 | Head | — | Massachusetts |
| 72 | Alice B. Carter | 36 | Wife | Bookkeeper | Massachusetts |
| 73 | John P. Carter | 42 | Head | Florist | Massachusetts |
| 74 | Margaret F. Carter | 41 | Wife | — | Massachusetts |
| 75 | Helen Carter THIS PERSON | 17 | Daughter | — | Massachusetts |
| 76 | John Jr. Carter | 15 | Son | — | Massachusetts |
| 77 | Charles Carter | 14 | Son | — | Massachusetts |
| 78 | Pauline Carter | 11 | Daughter | — | Massachusetts |
| 79 | Frank Carter | 9 | Son | — | Massachusetts |
| 80 | Priscilla Carter | 5 | Daughter | — | Massachusetts |
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)