EM
Earl Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Earl Martin across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Walter & Walter — first a head (b.~1907), then head of a 5-person household.
Age 33
b. ~1907
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Martin |
| Given Name | Earl T @ |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | Cab Company |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 900 |
| Highest Grade | No 7 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Chauffeur |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1907 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Earl | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Yeiffer | Daughter | — | 19 | ~1921 |
| Lillian Martin | Daughter | — | 9 | ~1931 |
| Earl Martin | Head | — | 33 | ~1907 |
| Beulah Martin | Spouse | — | 23 | ~1917 |
| Joseph Hush | Other | — | 34 | ~1906 |
Census Appearances
1920
Baltimore, Maryland
Son, age 12
Baltimore, Maryland · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | West Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 23
Baltimore, Maryland · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Earl T |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | chauffeur |
| Industry | Taxi |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 33
Baltimore-City-County, Maryland · implied b. ~1907 — 5 household members
| Surname | Martin |
| Given Name | Earl T @ |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| Occupation | Chauffeur |
| Industry | Cab Company |
| Class of Worker | PW |
| Hours Worked | 72 |
| Income (1939) | 900 |
| Highest Grade | No 7 |
| 1935 Residence | Maryland |
| 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 Walter Martin (~0.92 confidence) and father Walter Martin (~0.92 confidence) and mother Ruth Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Walter Martin
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Walter Martin
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Ruth Martin
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Earl Martin
Head · 1940 · age 33 · b. ~1907 · Maryland
★ 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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01532-00531)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William V Fishback | 19 | Son | Laborer | Maryland |
| 2 | Howard L Fishback | 17 | Son | Laborer | Maryland |
| 3 | Floyd D Fishback | 13 | Son | — | Maryland |
| 4 | Earl T @ Martin THIS PERSON | 33 | Head | Chauffeur | Maryland |
| 5 | Beulah G Martin | 23 | Wife | Laborer | Maryland |
| 6 | Joseph W Hush | 34 | Son-in-law | Laborer | Maryland |
| 7 | Evelyn D Yeiffer | 19 | Daughter | Laborer | Maryland |
| 8 | Lillian D Martin | 9 | Daughter | — | Maryland |
| 9 | Norman C Bailliere | 34 | Head | Machinist | Massachusetts |
| 10 | Mildred A @ Bailliere | 26 | Wife | — | Indiana |
| 11 | Ronald R Bailliere | 5 | Son | — | Indiana |
| 12 | Allen A Bailliere | 1 | Son | — | Massachusetts |
| 13 | Frederick @ Esslinger | 70 | Head | — | Maryland |
| 14 | Bessie Esslinger | 59 | Wife | Seamstress | Virginia |
| 15 | William Brotemarkle | 34 | Head | Chauffeur | Maryland |
| 16 | Elmira Brotemarkle | 31 | Wife | Operator | Maryland |
| 17 | Earl A @ Russell | 30 | Head | Shipping Clerk | Maryland |
| 18 | Constance M Russell | 23 | Wife | — | Maryland |
| 19 | Peter J Russell | 67 | Father | Traffic Manager | Maryland |
| 20 | Theresa C Russell | 63 | Mother | — | Maryland |
| 21 | Dennis F Murray | 42 | Head | Assembler | Massachusetts |
| 22 | Margaret E @ Murray | 34 | Wife | — | Massachusetts |
| 23 | Donald J Murray | 1 | Son | — | Massachusetts |
| 24 | William H Stoddney | 34 | Head | Chauffeur | Maryland |
| 25 | Margaret B @ Stoddney | 34 | Wife | — | Maryland |
| 26 | William H Jr Stoddney | 11 | Son | — | Maryland |
| 27 | Charles T Stoddney | 9 | Son | — | Maryland |
| 28 | Burton L Stoddney | 7 | Son | — | Maryland |
| 29 | Richard A Stoddney | 7 | Son | — | Maryland |
| 30 | Charles J Sheridan | 35 | Head | Clerk-Stock | Massachusetts |
| 31 | Ann M @ Sheridan | 25 | Wife | — | Vermont |
| 32 | Honora E Sheridan | 5 | Daughter | — | Massachusetts |
| 33 | Charles J Jr Sheridan | 4 | Son | — | Massachusetts |
| 34 | Barbara A Sheridan | 1 | Daughter | — | Massachusetts |
| 35 | Mary L @ Helder | 49 | Head | — | Maryland |
| 36 | Alice O Cole | 23 | Daughter | Waitress | Maryland |
| 37 | Raymond E Cole | 20 | Son | Messenger | Maryland |
| 38 | Catherine Sullivan | 19 | Daughter | — | Maryland |
| 39 | Ray L Cole | 25 | Step-son | Chauffeur | Maryland |
| 40 | Eugene L Wirtz | 47 | Head | Shipping Clerk | Maryland |
Pedigree Summary
Earl
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)