AM
Alfred Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this Alfred Martin across the 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 9-person household.
Age 19
b. ~1921
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Martin |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Southbridge Town |
| 1935 Residence (County) | Worcester |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Southbridge Town |
| Est. Birth Year | ~1921 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| Alma Martin | Spouse | — | 51 | ~1889 |
| William Martin | Son | — | 7 | ~1933 |
| Dorothy Martin | Daughter | — | 24 | ~1916 |
| Theresa Martin | Daughter | — | 10 | ~1930 |
| Emil Martin | Head | — | 49 | ~1891 |
| Alfred Martin | Son | — | 19 | ~1921 |
| Edward Martin | Son | — | 21 | ~1919 |
| Leo Martin | Son | — | 14 | ~1926 |
| Lucille Martin | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Worcester, Massachusetts
Son, age 9
Worcester, Massachusetts · implied b. ~1921 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Hampshire |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Worcester-County, Massachusetts
Son, age 19
Worcester-County, Massachusetts · implied b. ~1921 — 9 household members
| Surname | Martin |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Southbridge Town |
| 1935 Residence (County) | Worcester |
| Hours Worked | 0 |
| Highest Grade | H-2 |
| 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 Alfred Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alfred Martin
Son · 1940 · age 19 · b. ~1921 · Massachusetts
★ You are viewing this record
Sibling
Theresa Martin
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Martin
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Martin
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Martin
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Martin
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Martin
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 — Worcester-County, Massachusetts
Open full size
1940 US Federal Census — Worcester-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01654-00379)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ernest E. Brodeur | 29 | Head | Mail Carrier | Massachusetts |
| 2 | Edna M. Brodeur | 23 | Wife | — | Massachusetts |
| 3 | Adrian A. Gauthier | 32 | Head | Attorney | Massachusetts |
| 4 | Adrienne J. Gauthier | 33 | Wife | — | Massachusetts |
| 5 | Jacqueline Gauthier | 8 | Daughter | — | Massachusetts |
| 6 | Adrian A. Jr. Gauthier | 5 | Son | — | Massachusetts |
| 7 | John A. Smith | 31 | Head | Second Hand Soaper | Massachusetts |
| 8 | Mary J. Smith | 32 | Wife | — | Massachusetts |
| 9 | Barbara K. Smith | 3 | Daughter | — | Massachusetts |
| 10 | Clyde M. Hewitt | 25 | Head | Prescription Clerk | Massachusetts |
| 11 | Doris Hewitt | 24 | Wife | Sales Clerk | Massachusetts |
| 12 | Elizabeth J. Hewitt | 5 | Daughter | — | Massachusetts |
| 13 | Clyde N. Hewitt | 2 | Son | — | Massachusetts |
| 14 | Henry J. Cunniff | 48 | Head | Textile Printer | Massachusetts |
| 15 | Mary J. Cunniff | 44 | Wife | — | Massachusetts |
| 16 | Gert Cunniff | 21 | Daughter | Telephone Operator | Massachusetts |
| 17 | Henry J. Jr. Cunniff | 17 | Son | — | Massachusetts |
| 18 | Emil J. Martin | 49 | Head | Motor Mechanic | Massachusetts |
| 19 | Alma Martin | 51 | Wife | — | New Hampshire |
| 20 | Dorothy Martin | 24 | Daughter | Solderer | Massachusetts |
| 21 | Edward Martin | 21 | Son | Teller | Massachusetts |
| 22 | Alfred Martin THIS PERSON | 19 | Son | — | Massachusetts |
| 23 | Leo Martin | 14 | Son | — | Massachusetts |
| 24 | Lucille Martin | 12 | Daughter | — | Massachusetts |
| 25 | Theresa Martin | 10 | Daughter | — | Massachusetts |
| 26 | William Martin | 7 | Son | — | Massachusetts |
| 27 | Frank Girouard | 49 | Head | Plumber | Massachusetts |
| 28 | Ida Girouard | 49 | Wife | — | Massachusetts |
| 29 | Odile Girouard | 17 | Daughter | — | Massachusetts |
| 30 | Arthur Girouard | 16 | Son | — | Massachusetts |
| 31 | Florence Girouard | 14 | Daughter | — | Massachusetts |
| 32 | Alice Girouard | 13 | Daughter | — | Massachusetts |
| 33 | Edgar Gaudette | 27 | Head | Lens Grinder | Massachusetts |
| 34 | Catherine Gaudette | 32 | Wife | — | Massachusetts |
| 35 | Rita Gaudette | 2 | Daughter | — | Massachusetts |
| 36 | Norman Gaudette | 0 | Son | — | Massachusetts |
| 37 | Joseph Gauthier | 42 | Head | Foreign Sales Clerk | Canada-French |
| 38 | Agnes M. Gauthier | 45 | Wife | — | Massachusetts |
| 39 | Charles L. Gauthier | 20 | Son | — | Massachusetts |
| 40 | Gerald N. Gauthier | 13 | Son | — | 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)