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Gertrude Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Gertrude Brown across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 5-person household.
Age 41
b. ~1899
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Brown |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1899 |
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 Gertrude | Age | Birth yr |
|---|---|---|---|---|
| Lester Brown | Head | — | 51 | ~1889 |
| Hilda Parker | Other | — | 19 | ~1921 |
| George Brown | Son | — | 14 | ~1926 |
| Lester Brown | Son | — | 16 | ~1924 |
| Gertrude Brown | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Calvert, Maryland
Other, age 22
Calvert, Maryland · implied b. ~1898 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Gertrude |
| Relationship to Head | Servant |
| Sex | F |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Other, age 33
Baltimore, Maryland · implied b. ~1897 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Gertrude |
| Sex | F |
| Color / Race | Black |
| Age | 33 |
| 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
Baltimore-City-County, Maryland
Spouse, age 41
Baltimore-City-County, Maryland · implied b. ~1899 — 5 household members
| Surname | Brown |
| Given Name | Gertrude |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | No 5 |
| 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 Gertrude Brown across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Gertrude Brown
Spouse · 1940 · age 41 · b. ~1899 · 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-t0627-01514-00205)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Priscilla M Lawson | 9 | Daughter | — | Virginia |
| 42 | Mattie O Lawson | 7 | Daughter | — | Virginia |
| 43 | Daniel Brown | 35 | Head | Porter | Maryland |
| 44 | Mable Brown | 35 | Wife | — | North Carolina |
| 45 | Daniel J Brown | 1 | Son | — | Maryland |
| 46 | Sadie Hayes | 23 | Lodger | Maid | North Carolina |
| 47 | Josephine Hudgins | 42 | Head | Nurse | Maryland |
| 48 | Alexander Peagram | 33 | Head | Laborer | Virginia |
| 49 | Mattie Peagram | 32 | Wife | — | Virginia |
| 50 | Howard T Peagram | 9 | Son | — | Virginia |
| 51 | Bernice Peagram | 6 | Daughter | — | Virginia |
| 52 | Eleanor Tardelin | 29 | Lodger | Maid | Virginia |
| 53 | John E Peagram | 30 | Head | Fireman | Maryland |
| 54 | Daisy Peagram | 20 | Wife | — | Maryland |
| 55 | Robert Peagram | 24 | Brother | Auto Mechanic | Virginia |
| 56 | Mattie Baker | 36 | Head | Minister | North Carolina |
| 57 | James Davies | 34 | Lodger | Laborer | Maryland |
| 58 | Leo Devolar | 20 | Lodger | Laborer | Maryland |
| 59 | George Black | 20 | Lodger | Domestic Servant | Georgia |
| 60 | Haywood Smith | 41 | Head | Gang Foreman | North Carolina |
| 61 | Walter White | 46 | Lodger | Laborer | Maryland |
| 62 | Evelyn White | 26 | Wife | Maid | Maryland |
| 63 | John R Bowler | 28 | Head | Laborer | South Carolina |
| 64 | Elizabeth Bowler | 25 | Wife | — | South Carolina |
| 65 | George Foster | 23 | Lodger | Laborer | South Carolina |
| 66 | Alice Foster | 20 | Wife | — | South Carolina |
| 67 | Willie Foster | 0 | Son | — | South Carolina |
| 68 | Lester Brown | 51 | Head | Laborer | Maryland |
| 69 | Gertrude Brown THIS PERSON | 41 | Wife | — | Maryland |
| 70 | Lester J Brown | 16 | Son | — | Maryland |
| 71 | George Brown | 14 | Son | — | Maryland |
| 72 | Hilda Parker | 19 | Lodger | Receptionist | Maryland |
| 73 | Collet O Booth | 32 | Head | Waiter | Virginia |
| 74 | Annie Booth | 27 | Wife | Waitress | Virginia |
| 75 | Camila J Booth | 6 | Daughter | — | Maryland |
| 76 | Charles Jackson | 28 | Head | Iron Man | Maryland |
| 77 | Caroline Jackson | 25 | Wife | — | Virginia |
| 78 | Henry J Jackson | 4 | Son | — | Maryland |
| 79 | Irene Jackson | 2 | Daughter | — | Maryland |
| 80 | Charles Jackson | 21 | Brother | Iron Man | 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)