RM
Ruth Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Ruth Martin across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Fred & Annie — first a daughter (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Martin |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lynn City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Dietician |
| Industry | Private School |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 720 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Dietician |
| Township / Ward | Lynn 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Martin | Daughter | — | 21 | ~1919 |
| Fred Martin | Head | — | 56 | ~1884 |
| Annie Martin | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Essex, Massachusetts
Daughter, age 1
Essex, Massachusetts · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Scotland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Daughter, age 11
Essex, Massachusetts · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Ruth E. |
| Relationship to Head | Daughter |
| Sex | F |
| 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
Essex-County, Massachusetts
Daughter, age 21
Essex-County, Massachusetts · implied b. ~1919 — 3 household members
| Surname | Martin |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lynn City |
| 1935 Residence (County) | Essex |
| Occupation | Dietician |
| Industry | Private School |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 720 |
| Highest Grade | H 4 |
| 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 Ruth Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Martin (~0.92 confidence) and mother Annie Martin (~0.92 confidence) and father John Martin (~0.92 confidence) and mother Sarah Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Martin
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Annie Martin
b. ~1890
Source mother
● Household
· direct · ~0.92
Father
John Martin
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Sarah Martin
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Martin
Daughter · 1940 · age 21 · b. ~1919 · 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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01695-00307)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alfred Cooper | 57 | Head | Clerk | Massachusetts |
| 42 | Gertrude Cooper | 50 | Wife | Housewife | England |
| 43 | Arlene Cooper | 22 | daughter | Stenographer | Massachusetts |
| 44 | Fred Cooper | 18 | son | Clerk | Massachusetts |
| 45 | Leila Cooper | 15 | daughter | — | Massachusetts |
| 46 | Floyd Gifford | 65 | inmate | — | Massachusetts |
| 47 | Georgiana Beede | 88 | inmate | — | Canada |
| 48 | Jennie Heeden | 91 | inmate | — | England |
| 49 | Mary Melton | 76 | inmate | — | New Hampshire |
| 50 | Francis Hannon | 63 | Head | Foreman | Massachusetts |
| 51 | Harriett Hannon | 50 | wife | — | Massachusetts |
| 52 | Louise Hannon | 26 | daughter | Instrumentist | Massachusetts |
| 53 | George Hannon | 19 | son | Mechanic | Massachusetts |
| 54 | Mary E. Riley | 70 | Head | — | Irish Free State |
| 55 | Edmund Riley | 40 | son | Diner Man | Massachusetts |
| 56 | Albert J. Riley | 39 | son | Oil Burner Repair | Massachusetts |
| 57 | Helen Riley | 32 | daughter | Teacher | Massachusetts |
| 58 | Daniel Riley | 31 | son | Laundry | Massachusetts |
| 59 | Henry Bourque | 41 | Head | Machinist | Canada |
| 60 | Martha Bourque | 34 | wife | — | England |
| 61 | Roland Bourque | 3 | son | — | Massachusetts |
| 62 | Frank Lessa | 33 | Head | Shoe Cutter | Italy |
| 63 | Kathryn Lessa | 34 | wife | Leather Worker | New Hampshire |
| 64 | John Quigley | 70 | Head | — | Massachusetts |
| 65 | Louise Quigley | 44 | wife | — | Irish Free State |
| 66 | John Quigley | 20 | son | Baker | Massachusetts |
| 67 | Jessie Quigley | 19 | daughter | Clerk | Massachusetts |
| 68 | Avis Quigley | 16 | daughter | — | Massachusetts |
| 69 | Lawrence Quigley | 13 | son | — | Massachusetts |
| 70 | Herbert Quigley | 11 | son | — | Massachusetts |
| 71 | June Quigley | 7 | daughter | — | Massachusetts |
| 72 | Arthur West | 50 | Boarder | Chauffeur | Irish Free State |
| 73 | Charles W. Crowley | 51 | Head | Carpenter | Massachusetts |
| 74 | Mary E. Crowley | 57 | Wife | — | Massachusetts |
| 75 | Ruth Crowley | 25 | daughter | Bookkeeper | Massachusetts |
| 76 | Martha Graham | 54 | Sister-in-law | Clerk | Massachusetts |
| 77 | Jane Graham | 92 | Lodger | — | Northern Ireland |
| 78 | Fred O. Martin | 56 | Head | — | Massachusetts |
| 79 | Annie E. Martin | 50 | wife | — | Massachusetts |
| 80 | Ruth Martin THIS PERSON | 21 | daughter | Dietician | Massachusetts |
Pedigree Summary
Ruth
Gen 1 · 4 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)