EM
Earl Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Maryland
Our Model Tree links this Earl Martin across the 1920, 1930 and 1940 US Censuses in Washington-County, Maryland (XGBoost, ~Confirmed), with identified parents Charles & Carrie — first a son (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Maryland |
| Surname | Martin |
| Given Name | Earl T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Elec. Dis 16 |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 300 |
| Highest Grade | No H-4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laborer |
| Township / Ward | Elec Dis 16 |
| 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 Earl | Age | Birth yr |
|---|---|---|---|---|
| Charles Martin | Head | — | 55 | ~1885 |
| C Martin | Son | — | 25 | ~1915 |
| Carrie Martin | Spouse | — | 49 | ~1891 |
| Earl Martin | Son | — | 23 | ~1917 |
Census Appearances
1920
Washington, Maryland
Son, age 3
Washington, Maryland · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Early T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Washington, Maryland
Son, age 13
Washington, Maryland · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Earl J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Washington-County, Maryland
Son, age 23
Washington-County, Maryland · implied b. ~1917 — 4 household members
| Surname | Martin |
| Given Name | Earl T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Elec. Dis 16 |
| Occupation | Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 300 |
| Highest Grade | No H-4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Earl Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Martin (~0.92 confidence) and mother Carrie Martin (~0.92 confidence) and mother Bessie Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Martin
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Carrie Martin
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Bessie Martin
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Earl Martin
Son · 1940 · age 23 · b. ~1917 · Maryland
★ You are viewing this record
Sibling
C Martin
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 — Washington-County, Maryland
Open full size
1940 US Federal Census — Washington-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01562-00567)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Audrey H. Snyder | 11 | Daughter | — | Maryland |
| 42 | Helen W. Snyder | 3 | Daughter | — | Maryland |
| 43 | Robert O. Dill | 53 | Head | Chipper | Nebraska |
| 44 | Emma M. Dill | 52 | Wife | Housewife | Maryland |
| 45 | Violet M. Dill | 22 | Daughter | Housewife | Iowa |
| 46 | Gaither M. Dill | 21 | Son | Laborer | Maryland |
| 47 | Harold M. Dill | 17 | Son | — | Maryland |
| 48 | Betty L. Dill | 13 | Daughter | — | Maryland |
| 49 | Martha J. Dill | 10 | Daughter | — | Maryland |
| 50 | Charles E. Scadden | 38 | Head | Farmer | Maryland |
| 51 | Ethel M. Scadden | 27 | Wife | Housewife | Maryland |
| 52 | Vernon A. Scadden | 11 | Son | — | Maryland |
| 53 | Anna B. Scadden | 9 | Daughter | — | Maryland |
| 54 | Walter H. Pusherman | 31 | Head | Laborer | Maryland |
| 55 | Blanche P. Pusherman | 28 | Wife | Housewife | Maryland |
| 56 | Ray R. Pusherman | 5 | Son | — | Maryland |
| 57 | Edward W. Ditto | 70 | Head | Farmer | Maryland |
| 58 | John S. Ditto | 73 | Brother | — | Maryland |
| 59 | Glenn S. Bowers | 24 | Head | Laborer | Maryland |
| 60 | Nettie E. Bowers | 20 | Wife | Housewife | Maryland |
| 61 | Virginia B. Bowers | 3 | Daughter | — | Maryland |
| 62 | Carolyn E. Bowers | 1 | Daughter | — | Maryland |
| 63 | Marshall H. Brooks | 62 | Head | Farmer | Maryland |
| 64 | Martha A. Brooks | 59 | Wife | Housewife | Maryland |
| 65 | Robert M. Brooks | 7 | Son | — | Maryland |
| 66 | John H. Branch | 7 | Grandson | — | Maryland |
| 67 | Charles Brooks | 52 | Brother | Laborer | Virginia |
| 68 | Charles H. Bowman | 50 | Head | Farmer | Maryland |
| 69 | Elsie M. Bowman | 47 | Wife | Housewife | Maryland |
| 70 | Charles K. Bowman | 10 | Son | — | Maryland |
| 71 | Lewis E. Bowman | 21 | Head | Laborer | Maryland |
| 72 | Jane L. Bowman | 18 | Wife | Housewife | Maryland |
| 73 | Charles C. Martin | 55 | Head | Farmer | Maryland |
| 74 | Carrie A. Martin | 49 | Wife | Housewife | Maryland |
| 75 | C. Wilmer Martin | 25 | Son | Layerout | Maryland |
| 76 | Earl T. Martin THIS PERSON | 23 | Son | Laborer | Maryland |
| 77 | Samuel E. Doyle | 74 | Head | — | Maryland |
| 78 | Mary M. Doyle | 67 | Wife | Housewife | Maryland |
| 79 | Charles H. Wade | 43 | Head | Farmer | Maryland |
| 80 | Mary H. Wade | 42 | Wife | Housewife | Maryland |
Pedigree Summary
Earl + 1 sibling
Gen 1 · 3 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)