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Gladys Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Gladys Martin across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 10-person household.
Age 17
b. ~1923
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Martin |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1923 |
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 Gladys | Age | Birth yr |
|---|---|---|---|---|
| Catherine Martin | Daughter | — | 15 | ~1925 |
| Eleanor Martin | Daughter | — | 5 | ~1935 |
| Marie Martin | Daughter | — | 8 | ~1932 |
| Dorothy Martin | Daughter | — | 9 | ~1931 |
| Edward Johnson | Other | — | 33 | ~1907 |
| Gladys Martin | Daughter | — | 17 | ~1923 |
| Elmer Martin | Son | — | 10 | ~1930 |
| James Martin | Head | — | 46 | ~1894 |
| Alvin Martin | Son | — | 12 | ~1928 |
| Naomi Martin | Spouse | — | 41 | ~1899 |
Census Appearances
1930
Baltimore, Maryland
Other, age 6
Baltimore, Maryland · implied b. ~1924 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Gladys L. |
| Relationship to Head | Niece |
| Sex | F |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 17
Baltimore-City-County, Maryland · implied b. ~1923 — 10 household members
| Surname | Martin |
| Given Name | Gladys |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | H 2 |
| 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 Gladys Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Gladys Martin
Daughter · 1940 · age 17 · b. ~1923 · Maryland
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Sibling
Eleanor Martin
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Martin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Martin
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Martin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Martin
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Martin
Sibling · 1940 · age 9
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-t0627-01530-00091)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edith Brown | 11 | Grand-daughter | — | Pennsylvania |
| 2 | Harvey Booker | 41 | Head | Brick Setter | Virginia |
| 3 | Jessie Booker | 35 | Wife | — | Virginia |
| 4 | Elner Booker | 17 | Daughter | Housekeeper | Maryland |
| 5 | Robert Booker | 10 | Son | — | Maryland |
| 6 | Bernard Booker | 3 | Son | — | Maryland |
| 7 | Jean Booker | 1 | Daughter | — | Maryland |
| 9 | James Martin | 46 | Head | Laborer | Maryland |
| 10 | Naomi Martin | 41 | Wife | — | Maryland |
| 11 | Gladys Martin THIS PERSON | 17 | Daughter | — | Maryland |
| 12 | Catherine Martin | 15 | Daughter | — | Maryland |
| 13 | Alvin Martin | 12 | Son | — | Maryland |
| 14 | Elmer Martin | 10 | Son | — | Maryland |
| 15 | Dorothy Martin | 9 | Daughter | — | Maryland |
| 16 | Marie Martin | 8 | Daughter | — | Maryland |
| 17 | Eleanor Martin | 5 | Daughter | — | Maryland |
| 18 | Edward Johnson | 33 | Lodger | Janitor | Maryland |
| 19 | William Chase | 67 | Head | Janitor | Maryland |
| 20 | Emma Chase | 65 | Wife | — | Maryland |
| 21 | Shirley Anderson | 49 | Sister-in-law | Presser | Maryland |
| 22 | Edward Davis | 43 | Head | Laborer | Georgia |
| 23 | Mary Davis | 44 | Wife | — | Maryland |
| 24 | Henry Mason | 51 | Lodger | Laborer | Virginia |
| 25 | Montee Lainer | 38 | Head | Laborer | North Carolina |
| 26 | Melvina Lainer | 34 | Wife | — | North Carolina |
| 27 | William Lainer | 17 | Son | Pin Boy | North Carolina |
| 28 | Willa B. Lainer | 16 | Daughter | — | North Carolina |
| 29 | John S. Lainer | 13 | Son | — | North Carolina |
| 30 | Claude Lainer | 7 | Son | — | Maryland |
| 31 | Arthur Lainer | 6 | Son | — | Maryland |
| 32 | Mary Lainer | 4 | Daughter | — | Maryland |
| 33 | Jane Lainer | 68 | Mother | — | North Carolina |
| 34 | Lloyd Pryor | 33 | Head | Orderly | Virginia |
| 35 | Wilhemina Pryor | 33 | Wife | Housekeeper | South Carolina |
| 36 | Cune Bryant | 38 | Lodger | Janitor | Maryland |
| 37 | Mc Celia Bryant | 36 | Lodger's Wife | Maid | Maryland |
| 38 | Thomas Blunt | 39 | Lodger | Stevedore | North Carolina |
| 39 | Idela Blunt | 39 | Lodger's Wife | Housekeeper | North Carolina |
| 40 | John Bird | 78 | Lodger | — | Virginia |
Related Census Records
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)