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Louis Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Louis Martin across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 3-person household.
Age 65
b. ~1875
Male
Head
Born: Rhode Island
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Martin |
| Given Name | Louis B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Newton city |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Manager |
| Industry | Plumbing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 2975 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Occupation | Manager |
| Township / Ward | Newton City |
| Est. Birth Year | ~1875 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Louise Martin | Daughter | — | 26 | ~1914 |
| Flora Martin | Spouse | — | 62 | ~1878 |
| Louis Martin | Head | — | 65 | ~1875 |
Census Appearances
1920
Middlesex, Massachusetts
Head, age 45
Middlesex, Massachusetts · implied b. ~1875 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Louis B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | New Hampshire |
| Occupation | Plumber |
| Industry | General Work |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1930
Middlesex, Massachusetts
Head, age 55
Middlesex, Massachusetts · implied b. ~1875 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Louis B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Age at First Marriage | 21 |
| Father's Birthplace | Rhode Island |
| Mother's Birthplace | New Hampshire |
| Occupation | Manager |
| Industry | Plumbing Supplies |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 15,000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1940
Middlesex-County, Massachusetts
Head, age 65
Middlesex-County, Massachusetts · implied b. ~1875 — 3 household members
| Surname | Martin |
| Given Name | Louis B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Newton city |
| 1935 Residence (County) | Middlesex |
| Occupation | Manager |
| Industry | Plumbing |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 2975 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 Louis Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Louis Martin
Head · 1940 · age 65 · b. ~1875 · Massachusetts
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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
38 people indexed on this census page (nara:1940:m-t0627-01616-00161)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Hilda Wetter | 49 | Wife | Housekeeper | Sweden |
| 42 | Carl Wetter | 47 | Head | Truck Driver | Sweden |
| 43 | Albin Swanson | 50 | Lodger | Truck Driver | Sweden |
| 44 | Frederick Moisen | 25 | Lodger | Attendant | New Hampshire |
| 45 | William L. Brassfield | 34 | Lodger | Special Delivery | Massachusetts |
| 46 | Dean C. Heiser | 36 | Lodger | Sales Manager | Ohio |
| 47 | Chester W. Davis | 54 | Lodger | Salesman | Massachusetts |
| 49 | Anna B. Huggard | 70 | Head | — | New York |
| 50 | Ella Rogers | 57 | Sister | — | Massachusetts |
| 51 | Margaret B. Margot | 36 | Wife | — | Massachusetts |
| 52 | Adolph R. Margot | 36 | Head | Salesman | Connecticut |
| 53 | Charles Margot | 7 | Son | — | Massachusetts |
| 54 | Marilyn Margot | 3 | Daughter | — | Massachusetts |
| 55 | Phyllis Bartlett | 11 | Servant | Servant | Massachusetts |
| 56 | Alice Carey | 15 | Step-daughter | Student | Connecticut |
| 57 | Eleanor Carey | 14 | Step-daughter | Student | Connecticut |
| 58 | Jeanette Carey | 12 | Step-daughter | Student | Connecticut |
| 60 | Louis B. Martin THIS PERSON | 65 | Head | Manager | Rhode Island |
| 61 | Flora F. Martin | 62 | Wife | — | Missouri |
| 62 | Louise V. Martin | 26 | Daughter | — | Virginia |
| 63 | Stanley E. Barton | 59 | Head | Manager | England |
| 64 | Odessa C. Barton | 55 | Wife | — | Massachusetts |
| 65 | Dorothy A. Starrett | 36 | Daughter | — | Massachusetts |
| 66 | Robert B. Starrett | 3 | Nephew | — | Connecticut |
| 67 | James Crosbie | 68 | Head | — | Scotland |
| 68 | Catherine Crosbie | 29 | Daughter | Cashier | Massachusetts |
| 69 | Christina Crosbie | 40 | Wife | — | Scotland |
| 70 | Attilio Petingi | 38 | Head | Teacher | Italy |
| 71 | Elena Petingi | 64 | Mother | — | Italy |
| 72 | Leonard H. Bowman | 49 | Head | Painter | Canada-English |
| 73 | Sarah A. Bowman | 47 | Wife | — | Ireland-Eire |
| 74 | Dorothy J. Bowman | 22 | Daughter | Clerk | Massachusetts |
| 75 | Ann E. Bowman | 17 | Daughter | Student | Massachusetts |
| 76 | Mary Kelley | 44 | Wife | — | Massachusetts |
| 77 | John Kelley | 23 | Son | — | Massachusetts |
| 78 | Joseph Kelley | 21 | Son | Mattress Worker | Massachusetts |
| 79 | Edward Kelley | 19 | Son | — | Massachusetts |
| 80 | Verna Kelley | 15 | Daughter | Student | 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)