FM
Francis Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Camden-County, New Jersey
Our Model Tree links this Francis Martin across the 1920, 1930 and 1940 US Censuses in Camden-County, New Jersey (XGBoost, ~Confirmed), with identified parents James & Mary — first a son (b.~1910), then head of a 9-person household.
Age 30
b. ~1910
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Camden-County, New Jersey |
| Surname | Martin |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pennsauken |
| 1935 Residence (County) | Camden |
| Additional Details | |
| Occupation | Plasterer |
| Industry | Builder |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1400 |
| Highest Grade | No H 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Plasterer |
| Township / Ward | Pennsauken |
| Est. Birth Year | ~1910 |
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 Francis | Age | Birth yr |
|---|---|---|---|---|
| Francis Martin | Son | — | 30 | ~1910 |
| Charles Martin | Son | — | 15 | ~1925 |
| Thomas Martin | Son | — | 18 | ~1922 |
| Joseph Martin | Son | — | 22 | ~1918 |
| Vincent Martin | Son | — | 15 | ~1925 |
| James Martin | Head | — | 59 | ~1881 |
| Mary Martin | Spouse | — | 54 | ~1886 |
| James Martin | Son | — | 32 | ~1908 |
| Mary Martin | Daughter | — | 24 | ~1916 |
Census Appearances
1920
Camden, New …
Son, age 11
Camden, New Jersey · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Camden, New …
Son, age 21
Camden, New Jersey · implied b. ~1909 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Pennsylvania |
| Occupation | Plasterer |
| Industry | Building |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Camden-County, New …
Son, age 30
Camden-County, New Jersey · implied b. ~1910 — 9 household members
| Surname | Martin |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pennsauken |
| 1935 Residence (County) | Camden |
| Occupation | Plasterer |
| Industry | Builder |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 1400 |
| Highest Grade | No H 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Francis Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Martin (~0.92 confidence) and mother Mary Martin (~0.92 confidence) and mother Mary Martin (~0.92 confidence) and mother Mary Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Martin
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Mary Martin
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Mary Martin
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mary Martin
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Francis Martin
Son · 1940 · age 30 · b. ~1910 · New Jersey
★ You are viewing this record
Sibling
Thomas Martin
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Martin
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Martin
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Martin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vincent Martin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Martin
Sibling · 1940 · age 32
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 — Camden-County, New Jersey
Open full size
1940 US Federal Census — Camden-County, New Jersey
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02323-00448)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Gilbert | 39 | Head | Clerk | New Jersey |
| 42 | Laura Gilbert | 32 | Wife | — | Maryland |
| 44 | Robert Bergen | 53 | Head | Assembler | Kentucky |
| 45 | Charlotte Bergen | 50 | Wife | — | Pennsylvania |
| 46 | Robert Bergen | 22 | Son | Plater | New Jersey |
| 47 | Esther Bergen | 21 | Daughter | — | New Jersey |
| 48 | Eleanor Bergen | 18 | Daughter | Paster | New Jersey |
| 49 | John Bergen | 17 | Son | Handler | New Jersey |
| 50 | David Bergen | 16 | Son | — | New Jersey |
| 51 | Joel Bergen | 14 | Son | — | New Jersey |
| 52 | James Martin | 59 | Head | Plasterer | Scotland |
| 53 | Mary Martin | 54 | Wife | — | Pennsylvania |
| 54 | James Martin | 32 | Son | Plasterer | Pennsylvania |
| 55 | Francis Martin THIS PERSON | 30 | Son | Plasterer | Pennsylvania |
| 56 | Joseph Martin | 22 | Son | Apprentice | New Jersey |
| 57 | Mary Martin | 24 | Daughter | Coater | New Jersey |
| 58 | Thomas Martin | 18 | Son | — | New Jersey |
| 59 | Vincent Martin | 15 | Son | — | New Jersey |
| 60 | Charles Martin | 15 | Son | — | New Jersey |
| 61 | Frank Dowell | 40 | Head | Laborer | New Jersey |
| 62 | Ida Dowell | 36 | Wife | — | New Jersey |
| 63 | Ella Dowell | 12 | Daughter | — | New Jersey |
| 64 | Robert Boyer | 48 | Head | Supervisor | Pennsylvania |
| 65 | Beatrice Boyer | 47 | Wife | — | New Jersey |
| 66 | Olga Boyer | 21 | Daughter | Inserter | New Jersey |
| 67 | Reba Boyer | 72 | Mother | — | Pennsylvania |
| 68 | Louis Renner | 61 | Head | Shipjointer | Pennsylvania |
| 69 | Elizabeth Renner | 47 | Wife | — | New Jersey |
| 70 | Ralph Boyer | 40 | Head | Furniture Co | New Jersey |
| 71 | Helen Boyer | 36 | Wife | Draftsman | New Jersey |
| 72 | Reba Boyer | 4 | Daughter | — | New Jersey |
| 73 | George Zimm | 49 | Head | Ship Fitter | New Jersey |
| 74 | Martha Zimm | 36 | Wife | — | Germany |
| 75 | George Zimm | 20 | Son | Salesman | New Jersey |
| 76 | Ruth Zimm | 18 | Daughter | Clerk | New Jersey |
| 77 | Betty Zimm | 13 | Daughter | — | New Jersey |
| 78 | Bobby Zimm | 2 | Son | — | New Jersey |
| 79 | William Heinrich | 54 | Head | Salesman | New Jersey |
| 80 | Anna Heinrich | 53 | Wife | — | New Jersey |
Pedigree Summary
Francis + 6 siblings
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)