RM
Raymond Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Crawford-County, Illinois
Our Model Tree links this Raymond Martin across the 1920, 1930 and 1940 US Censuses in Crawford-County, Illinois (XGBoost, ~Confirmed), with identified parents Frank & Grant — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Crawford-County, Illinois |
| Surname | Martin |
| Given Name | Raymond |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Martin Twp |
| 1935 Residence (County) | Crawford |
| Additional Details | |
| Occupation | machine shop truck driver |
| Industry | machine shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 420 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Machine Shop Truck Driver |
| Township / Ward | Martin Twp |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Raymond | Age | Birth yr |
|---|---|---|---|---|
| Velma Martin | Spouse | — | 51 | ~1889 |
| Grant Martin | Head | — | 52 | ~1888 |
| Raymond Martin | Son | — | 23 | ~1917 |
| Mary Martin | Daughter | — | 18 | ~1922 |
Census Appearances
1920
Crawford, Illinois
Son, age 2
Crawford, Illinois · implied b. ~1918 — 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 | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Crawford, Illinois
Son, age 13
Crawford, Illinois · implied b. ~1917 — 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 | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Crawford-County, Illinois
Son, age 23
Crawford-County, Illinois · implied b. ~1917 — 4 household members
| Surname | Martin |
| Given Name | Raymond |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Martin Twp |
| 1935 Residence (County) | Crawford |
| Occupation | machine shop truck driver |
| Industry | machine shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 420 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Frank Martin (~0.92 confidence) and father Grant Martin (~0.92 confidence) and mother Velma Martin (~0.92 confidence) and mother Velma Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Martin
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Grant Martin
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Velma Martin
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Velma Martin
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Raymond Martin
Son · 1940 · age 23 · b. ~1917 · Illinois
★ You are viewing this record
Sibling
Mary Martin
Sibling · 1940 · age 18
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 — Crawford-County, Illinois
Open full size
1940 US Federal Census — Crawford-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00791-00224)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl K Hager | 21 | son | Farmer | Illinois |
| 2 | John G Hager | 18 | son | Farmer | Illinois |
| 3 | Norma M Hager | 12 | daughter | — | Illinois |
| 4 | John H Wall | 54 | Head | Farmer | Illinois |
| 5 | Guy Schlosser | 27 | Head | Oil Worker Teamster | Illinois |
| 6 | Beulah W Schlosser | 27 | wife | — | Illinois |
| 7 | Louise W Schlosser | 9 | daughter | — | Illinois |
| 8 | Ellen J Schlosser | 8 | daughter | — | Illinois |
| 9 | Grant B Martin | 52 | Head | Farmer | Illinois |
| 10 | Velma N Martin | 51 | wife | — | Illinois |
| 11 | Raymond Martin THIS PERSON | 23 | son | Machine Shop Truck Driver | Illinois |
| 12 | Mary P Martin | 18 | daughter | — | Illinois |
| 13 | A Harold Martin | 25 | Head | Refinery Pumper | Illinois |
| 14 | Florence L Martin | 25 | wife | — | Illinois |
| 15 | Larry J Martin | 2 | son | — | Illinois |
| 16 | George W Newton | 63 | Head | Farmer | Missouri |
| 17 | Sarah E Newton | 60 | wife | — | Indiana |
| 18 | Gerald Sims | 14 | lodger | — | Illinois |
| 19 | Gurley Wayne | 11 | lodger | — | Illinois |
| 20 | Minnie B Merten | 54 | Head | — | Wisconsin |
| 21 | Maxie F Rose | 54 | lodger | — | Illinois |
| 22 | Orren M Hensley | 32 | Head | W.P.A. | Illinois |
| 23 | Beulah F Hensley | 31 | wife | — | Illinois |
| 24 | Nina J Hensley | 12 | daughter | — | Illinois |
| 25 | Ina P Hensley | 10 | daughter | — | Illinois |
| 26 | Richard B Vancannon | 50 | Head | Oil Worker Pumper | Illinois |
| 27 | Lottie M Vancannon | 47 | wife | Oil Worker Pumper | Illinois |
| 28 | George P Vancannon | 18 | son | — | Illinois |
| 29 | Norman O Vancannon | 16 | son | — | Illinois |
| 30 | Walter A Vancannon | 12 | son | — | Illinois |
| 31 | Daniel E Vancannon | 11 | son | — | Illinois |
| 32 | Charles R Osborne | 35 | Head | Battery Shipping Dept. | Arkansas |
| 33 | Ruby M Osborne | 29 | wife | — | Missouri |
| 34 | Donald W Osborne | 13 | son | — | Indiana |
| 35 | James E Osborne | 10 | son | — | Indiana |
| 36 | James H Thompson | 24 | Head | — | Pennsylvania |
| 37 | Elda B Thompson | 24 | wife | — | Illinois |
| 38 | Billie M Thompson | 10 | daughter | — | Illinois |
| 39 | James H Thompson | 3 | son | — | Indiana |
| 40 | John E Thompson | 82 | father | — | Pennsylvania |
Pedigree Summary
Raymond + 1 sibling
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)