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Mary Marshall — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Mary Marshall across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 5-person household.
Age 46
b. ~1894
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Marshall |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Class of Worker | 26 |
| Highest Grade | No 5 |
| 1935 Residence | Same House |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1894 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Thomas Marshall | Head | — | 45 | ~1895 |
| Edward Marshall | Son | — | 17 | ~1923 |
| William Marshall | Son | — | 9 | ~1931 |
| Thomas Marshall | Son | — | 21 | ~1919 |
| Mary Marshall | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Baltimore, Maryland
Other, age 25
Baltimore, Maryland · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | Mary |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | Mulatto |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Spouse, age 35
Baltimore, Maryland · implied b. ~1895 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | Mary M |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 24 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Spouse, age 46
Baltimore-City-County, Maryland · implied b. ~1894 — 5 household members
| Surname | Marshall |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Class of Worker | 26 |
| Highest Grade | No 5 |
| 1935 Residence | Same House |
| 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 Mary Marshall across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Marshall
Spouse · 1940 · age 46 · b. ~1894 · Maryland
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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-t0627-01522-00330)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joshua G. Jr. Stokes | 10 | Grand-son | — | Maryland |
| 2 | Ralph M. Stokes | 8 | Grand-son | — | Maryland |
| 3 | Barbara B. Stokes | 5 | Grand-daughter | — | Maryland |
| 4 | Earl S. Bundy | 40 | Head | Porter | Maryland |
| 5 | Louisa A. Bundy | 37 | Wife | Waitress | Virginia |
| 6 | Earline A. Bundy | 18 | Daughter | — | Maryland |
| 7 | Jennie White | 60 | Mother in law | — | Virginia |
| 8 | Lester C. Hudgins | 20 | Son in law | Chauffeur | Maryland |
| 9 | Marcella White | 17 | Sister in law | — | Maryland |
| 10 | Marsden J. Brown | 52 | Head | Waiter | Maryland |
| 11 | Edna C. Brown | 46 | Wife | Maid | Maryland |
| 12 | Marsden Jr. Brown | 23 | Son | Porter | Maryland |
| 13 | Bettie Brown | 22 | Daughter in law | — | North Carolina |
| 14 | Gloria Brown | 3 | Grand-daughter | — | Maryland |
| 15 | Marsden 3Rd Brown | 0 | Grand-son | — | Maryland |
| 16 | Frank J. Hall | 43 | Head | Butler | New York |
| 17 | Gladys P. Hall | 38 | Wife | Teacher | Maryland |
| 18 | Robert Phillips | 5 | Nephew | — | Maryland |
| 19 | Henrietta Scott | 30 | Lodger | Servant | Maryland |
| 20 | Mabel Wilson | 51 | Partner | — | Virginia |
| 21 | Ellsworth Wilson | 15 | Son | — | Maryland |
| 22 | Phyllis A. Garland | 52 | Partner | — | Virginia |
| 23 | John Bibbs | 65 | Head | Janitor | North Carolina |
| 24 | P. Walter Jackson | 38 | Head | Clerk And Typist | New York |
| 25 | Dorothy Jackson | 35 | Wife | Teacher | Maryland |
| 26 | Buchanan Jones | 20 | Cousin | — | Maryland |
| 27 | Thomas R. (W) Marshall | 45 | Head | Labour | Maryland |
| 28 | Mary M. Marshall THIS PERSON | 46 | Wife | — | Maryland |
| 29 | Thomas R. Jr. Marshall | 21 | Son | Waiter | Maryland |
| 30 | Edward F. Marshall | 17 | Son | — | Maryland |
| 31 | William L. Marshall | 9 | Son | — | Maryland |
| 32 | Bessie A. (X) Lafella | 38 | Head | — | Maryland |
| 33 | Bettie Robinson | 66 | Mother | — | Maryland |
| 34 | Henry Young | 50 | Lodger | Bellman | Maryland |
| 35 | Henry Henry | 29 | Head | Teacher | Maryland |
| 36 | Mary E. Henry | 26 | Wife | Teacher | Maryland |
| 37 | Ellinor (X) Hutchins | 58 | Mother-in-law | — | Maryland |
| 38 | Hendricks (X) Clark | 30 | Head | Orderly | Virginia |
| 39 | Elmira Clark | 38 | Sister | Cook | Virginia |
| 40 | Lillian (X) Smith | 39 | Head | Cook | 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)