DM
Daniel Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Daniel Martin across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Daniel & Grace — first a head (b.~1904), then head of a 8-person household.
Age 36
b. ~1904
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Martin |
| Given Name | Daniel E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Service manager |
| Industry | Fill station industry |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 268 |
| Highest Grade | No 6 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Service Manager |
| Township / Ward | Lowell City |
| Est. Birth Year | ~1904 |
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 Daniel | Age | Birth yr |
|---|---|---|---|---|
| Ruth Martin | Daughter | — | 2 | ~1938 |
| Donald Martin | Son | — | 5 | ~1935 |
| Elizabeth Martin | Other | — | 14 | ~1926 |
| Daniel Martin | Head | — | 36 | ~1904 |
| Charles Martin | Other | — | 16 | ~1924 |
| Ruth Martin | Spouse | — | 37 | ~1903 |
| Hugh Martin | Other | — | 19 | ~1921 |
| Evelyn Martin | Daughter | — | ~1940 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 16
Middlesex, Massachusetts · implied b. ~1904 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada |
| Mother's Birthplace | New York |
| Occupation | Laborer |
| Industry | Truck |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 26
Middlesex, Massachusetts · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Daniel C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 22 |
| Father's Birthplace | Canada English |
| Mother's Birthplace | New York |
| Occupation | Mechanic |
| Industry | Trucking Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $20 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 36
Middlesex-County, Massachusetts · implied b. ~1904 — 8 household members
| Surname | Martin |
| Given Name | Daniel E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Occupation | Service manager |
| Industry | Fill station industry |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 268 |
| Highest Grade | No 6 |
| 1935 Residence | Massachusetts |
| 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 Daniel Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Martin (~0.92 confidence) and mother Grace Martin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Martin
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Grace Martin
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Daniel Martin
Head · 1940 · age 36 · b. ~1904 · Massachusetts
★ You are viewing this record
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-t0627-01691-00647)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Daniel E Martin THIS PERSON | 36 | Head | Service Manager | Massachusetts |
| 2 | Ruth S Martin | 37 | Wife | — | Massachusetts |
| 3 | Hugh H Martin | 19 | Son-Step | — | Massachusetts |
| 4 | Charles F Martin | 16 | Son-Step | — | Massachusetts |
| 5 | Elizabeth Martin | 14 | Daughter-Step | — | Massachusetts |
| 6 | Donald Martin | 5 | Son | — | Massachusetts |
| 7 | Ruth A Martin | 2 | Daughter | — | Massachusetts |
| 8 | Evelyn Frances Martin | 0 | Daughter | — | Massachusetts |
| 9 | Myron Saunders | 59 | Head | Painter | Canada-English |
| 10 | Elizabeth Saunders | 59 | Wife | — | Massachusetts |
| 11 | Wesley Saunders | 33 | Son | Spinner | Massachusetts |
| 12 | Oscar Rivard | 50 | Head | Loomfixer | Canada-French |
| 13 | Hilda Rivard | 51 | Wife | — | Canada-French |
| 14 | Louise Fifer | 26 | Daughter | — | Massachusetts |
| 15 | Wilfred Fifer | 25 | Son | Operator Of Fuller Mill | Massachusetts |
| 16 | Sumner Fifer | 22 | Son | Operator Of Fuller Mill | Massachusetts |
| 17 | Ruth Fifer | 20 | Daughter | Housework | Massachusetts |
| 18 | Joseph Fifer | 6 | Grand-Son | — | Massachusetts |
| 19 | Edward Fortin | 28 | Head | Doffer | Massachusetts |
| 20 | Pauline Fortin | 24 | Wife | — | Massachusetts |
| 21 | Norman Fortin | 4 | Son | — | Massachusetts |
| 22 | Robert Fortin | 3 | Son | — | Massachusetts |
| 23 | Sheila Fortin | 2 | Daughter | — | Massachusetts |
| 24 | Joseph Ouellette | 69 | Husband | — | Canada-French |
| 25 | Mary Ouellette | 54 | Head | — | Canada-French |
| 26 | Raymond Ouellette | 18 | Son | Laborer | New Hampshire |
| 27 | Gloria Ouellette | 17 | Daughter | Housekeeper | Massachusetts |
| 28 | Loretta Ouellette | 15 | Daughter | — | Massachusetts |
| 29 | Doris Ouellette | 12 | Daughter | — | Massachusetts |
| 30 | Roland Blackbird | 38 | Head | Greaser Foreman | Massachusetts |
| 31 | Catherine Blackbird | 37 | Wife | Spooler | Massachusetts |
| 32 | Rose Poitras | 50 | Head | — | France |
| 33 | Rene Poitras | 12 | Son | Fire-Clogged | Massachusetts |
| 34 | Edwin Poitras | 11 | Son | — | Massachusetts |
| 35 | Flora Hodkinson | 44 | Head | — | Canada-French |
| 36 | George Hodkinson | 21 | Son | — | Massachusetts |
| 37 | Albert Hodkinson | 16 | Son | New Worker | Massachusetts |
| 38 | Raymond Hodkinson | 15 | Son | — | Massachusetts |
| 39 | Herbert Mcdonald | 27 | Head | Laborer | New Hampshire |
| 40 | Bernice Mcdonald | 26 | Wife | — | Massachusetts |
Pedigree Summary
Daniel
Gen 1 · 2 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)