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Eugene Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Eugene Martin across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 10-person household.
Age 15
b. ~1925
Male
Son
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Martin |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1925 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Eugene | Age | Birth yr |
|---|---|---|---|---|
| F Martin | Son | — | 17 | ~1923 |
| Charles Martin | Head | — | 60 | ~1880 |
| Roberta Martin | Spouse | — | 41 | ~1899 |
| Ruth Martin | Daughter | — | 13 | ~1927 |
| E Martin | Son | — | 5 | ~1935 |
| J Martin | Son | — | 7 | ~1933 |
| George Martin | Son | — | 21 | ~1919 |
| M Martin | Son | — | 9 | ~1931 |
| Eugene Martin | Son | — | 15 | ~1925 |
| Irene Martin | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Baltimore, Maryland
Son, age 4
Baltimore, Maryland · implied b. ~1926 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martain |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 15
Baltimore-City-County, Maryland · implied b. ~1925 — 10 household members
| Surname | Martin |
| Given Name | Eugene |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | No 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 Eugene Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Eugene Martin
Son · 1940 · age 15 · b. ~1925 · Maryland
★ You are viewing this record
Sibling
J Martin
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Martin
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Martin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
F Martin
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
E Martin
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
M Martin
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Martin
Sibling · 1940 · age 13
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01535-00253)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bernhart Heneson | 13 | Son | — | Maryland |
| 2 | Leah Gutting | 80 | Mother-in-law | — | Russia |
| 4 | Matilda Lindsey | 46 | Head | — | Maryland |
| 5 | Rosalie Bean | 43 | Head | — | Maryland |
| 6 | Sadie Price | 36 | Head | Maid | Maryland |
| 7 | Vachie Foster | 32 | Brother | Laborer | Maryland |
| 8 | H. William Foster | 62 | Father | Laborer | Maryland |
| 9 | Mildred Price | 20 | Daughter | Maid | Maryland |
| 10 | John Watts | 54 | Head | — | Virginia |
| 11 | Rosa Peoples | 43 | Head | Maid | North Carolina |
| 12 | George Tyler | 47 | Lodger | Laborer | Virginia |
| 13 | George Taylor | 42 | Head | Laborer | North Carolina |
| 14 | Louise Taylor | 41 | Wife | — | North Carolina |
| 15 | Mary Patterson | 26 | Daughter | Entertainer | North Carolina |
| 16 | Charles Martin | 60 | Head | Laborer | South Carolina |
| 17 | Roberta Martin | 41 | Wife | — | Virginia |
| 18 | George Martin | 21 | Son | — | Virginia |
| 19 | F. Edwards Martin | 17 | Son | Laborer | Virginia |
| 20 | Irene Martin | 15 | Daughter | — | Virginia |
| 21 | Eugene Martin THIS PERSON | 15 | Son | — | Maryland |
| 22 | Ruth Martin | 13 | Daughter | — | Maryland |
| 23 | M. Willie Martin | 9 | Son | — | Maryland |
| 24 | J. Louis Martin | 7 | Son | — | Maryland |
| 25 | E. Raymond Martin | 5 | Son | — | Maryland |
| 26 | Rosie Johnson | 35 | Head | — | North C. |
| 27 | Hugh Johnson | 16 | Son | New Worker | North C. |
| 28 | Sallie Johnson | 12 | Daughter | — | North C. |
| 29 | Hazel Johnson | 11 | Daughter | — | Maryland |
| 30 | Lulla Johnson | 8 | Daughter | — | Maryland |
| 31 | Hattie Johnson | 6 | Daughter | — | Maryland |
| 32 | Theophillis Johnson | 4 | Daughter | — | Maryland |
| 33 | Willie Johnson | 14 | Son | — | North Carolina |
| 34 | Tommie Johnson | 3 | Son | — | Maryland |
| 35 | Isaac Garner | 46 | Head | Washer | Maryland |
| 36 | Bessie Garner | 43 | Wife | — | Maryland |
| 37 | S. Anna Lindsay | 69 | Head | — | West Virginia |
| 38 | Clarence Lindsay | 36 | Son | Laborer | West Virginia |
| 39 | Lula Charles Prince | 33 | Daughter | — | Pennsylvania |
| 40 | Charles Prince | 40 | Son-in-law | Laborer | Maryland |
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)