RM
Raymond Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Raymond Martin across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1911), then head of a 6-person household.
Age 29
b. ~1911
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Martin |
| Given Name | Raymond |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Sheet Metal worker |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 229 |
| Highest Grade | Hs 4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Sheet Metal Worker |
| Township / Ward | Chicago |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Raymond | Age | Birth yr |
|---|---|---|---|---|
| Raymond Martin | Son | — | 29 | ~1911 |
| Emmett Ward | Other | — | 27 | ~1913 |
| Brian Ward | Other | — | 1 | ~1939 |
| William Martin | Head | — | 59 | ~1881 |
| Regina Ward | Daughter | — | 25 | ~1915 |
| Mary Martin | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Cook, Illinois
Son, age 8
Cook, Illinois · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Raymond |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 19
Cook, Illinois · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Raymond |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | England |
| Occupation | Sheet Metal Worker |
| Industry | Sheet Metal Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 29
Cook-County, Illinois · implied b. ~1911 — 6 household members
| Surname | Martin |
| Given Name | Raymond |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Sheet Metal worker |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 229 |
| Highest Grade | Hs 4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Raymond Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Martin (~0.92 confidence) and father William Martin (~0.92 confidence) and father Frank Martin (~0.92 confidence) and mother Mary Martin (~0.92 confidence) and mother Bertha Martin (~0.92 confidence) and mother Mary Martin (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Martin
b. ~1881
Source father
● Household
· direct · ~0.92
Father
William Martin
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Frank Martin
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Mary Martin
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Bertha Martin
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mary Martin
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Raymond Martin
Son · 1940 · age 29 · b. ~1911 · Illinois
★ You are viewing this record
Sibling
Regina Ward
Sibling · 1940 · age 25
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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00933-01023)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alfreda Springer | 77 | Wife | — | Indiana |
| 42 | Elmer Springer | 53 | Son | — | Indiana |
| 43 | Josie Mesner | 53 | Lodger | Housekeeper | Illinois |
| 44 | William H. Martin | 59 | Head | Painter | Illinois |
| 45 | Mary A. Martin | 55 | Wife | — | England |
| 46 | Raymond Martin THIS PERSON | 29 | Son | Sheet Metal Worker | Illinois |
| 47 | Emmett Ward | 27 | Son in Law | Inspector | Illinois |
| 48 | Regina Ward | 25 | Daughter | — | Illinois |
| 49 | Brian Ward | 1 | Grandson | — | Illinois |
| 50 | Alfred Freifuss | 64 | Head | Shipping Clerk | Illinois |
| 51 | Augusta Freifuss | 69 | Wife | — | Germany |
| 52 | Frank Harold | 41 | Son in Law | Clerk | Illinois |
| 53 | Clara Harold | 40 | Daughter | Ironer | Illinois |
| 54 | W. S. Mccasky | 58 | Head | Salesman | Missouri |
| 55 | R. W. Mccasky | 60 | Brother | Salesman | Missouri |
| 56 | Mae E. Mccasky | 52 | Sister | — | Missouri |
| 57 | Sophia C. Zulnowski | 44 | Lodger | — | Massachusetts |
| 58 | J. C. Blake | 66 | Head | — | Iowa |
| 59 | Jane Blake | 62 | Wife | Librarian | Washington |
| 60 | Frank E. Dailey | 53 | Head | Sales Manager | Illinois |
| 61 | Clara A. Dailey | 49 | Wife | — | Illinois |
| 62 | Dorothy Ann Dailey | 19 | Daughter | Clerk | Illinois |
| 63 | Marian Jean Dailey | 18 | Daughter | — | Illinois |
| 64 | Bradford B. Hunting | 73 | Father in Law | Painter | Illinois |
| 65 | Morton Baab | 29 | Head | Owner | Russia |
| 66 | Clara A. Baab | 29 | Wife | — | Russia |
| 67 | Noel Baab | 4 | Son | — | Illinois |
| 68 | Gilbert Baab | 3 | Son | — | Illinois |
| 69 | Ralph L. Bradford | 54 | Head | — | Ohio |
| 70 | Mabel E. Bradford | 50 | Wife | — | Iowa |
| 71 | George H. Bradford | 28 | Son | Ass. Service Mgr | Illinois |
| 72 | Helen Bradford | 24 | Daughter in Law | Clerk | Illinois |
| 73 | Beryl Bradford | 4 | Grandson | — | Illinois |
| 74 | Caroline Martin | 57 | Head | — | Illinois |
| 75 | Jane Martin | 24 | Daughter | Operator | Illinois |
| 76 | Fred Darby | 68 | Head | — | England |
| 77 | Anna A. Darby | 59 | Wife | — | Illinois |
| 78 | J. G. King | 36 | Son | Millman | Illinois |
| 79 | George Steward | 54 | Head | Civil Engineer | Michigan |
| 80 | Lucie D. Steward | 48 | Wife | — | Illinois |
Pedigree Summary
Raymond + 1 sibling
Gen 1 · 6 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)