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Frances Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Howard-County, Maryland
Our Model Tree links this Frances Brown across the 1910, 1920, 1930 and 1940 US Censuses in Howard-County, Maryland (XGBoost, ~Confirmed), with identified parents Alice & Joseph — first a daughter (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Howard-County, Maryland |
| Surname | Brown |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 3 |
| 1935 Residence (County) | Howard |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | GW |
| Hours Worked | 45 |
| Income (1939) | 1000 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Teacher |
| Township / Ward | Election District 3 |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frances | Age | Birth yr |
|---|---|---|---|---|
| Frances Brown | Daughter | — | 33 | ~1907 |
| Ruth Brown | Daughter | — | 36 | ~1904 |
| Jack Brown | Head | — | 70 | ~1870 |
| Samuel Brown | Son | — | 39 | ~1901 |
Census Appearances
1910
Montgomery, Maryland
Daughter, age 4
Montgomery, Maryland · implied b. ~1906 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
Daughter, age 13
Baltimore, Maryland · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Francis |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Howard, Maryland
Daughter, age 23
Howard, Maryland · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Teacher |
| Industry | School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Howard-County, Maryland
Daughter, age 33
Howard-County, Maryland · implied b. ~1907 — 4 household members
| Surname | Brown |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 3 |
| 1935 Residence (County) | Howard |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | GW |
| Hours Worked | 45 |
| Income (1939) | 1000 |
| Highest Grade | C 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 Frances Brown across 4 US Census years (1910, 1920, 1930 and 1940) in 4 locations, using XGBoost record linkage. Identified parents: mother Alice Brown (~0.92 confidence) and father Joseph Chase (~0.92 confidence) and father Jack Brown (~0.92 confidence) and father Samuel Brown (~0.92 confidence) and mother Emma Chase (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Alice Brown
b. ~1856
Source mother
● Household
· direct · ~0.92
Father
Joseph Chase
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Jack Brown
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Samuel Brown
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Emma Chase
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frances Brown
Daughter · 1940 · age 33 · b. ~1907 · Maryland
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Sibling
Ruth Brown
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Brown
Sibling · 1940 · age 39
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 — Howard-County, Maryland
Open full size
1940 US Federal Census — Howard-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01552-00214)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herbert B. Mell | 42 | Head | Clerk | Maryland |
| 2 | Lillian V. Mell | 40 | Wife | — | Maryland |
| 3 | Shirley J. Mell | 13 | Daughter | — | Maryland |
| 4 | Beverly Mell | 9 | Daughter | — | Maryland |
| 5 | George Humphrey | 82 | Father-in-law | — | Maryland |
| 6 | Jack T. Brown | 70 | Head | — | Maryland |
| 7 | Samuel Brown | 39 | Son | Engineer | Maryland |
| 8 | Ruth Brown | 36 | Daughter | Teacher | Maryland |
| 9 | Frances Brown THIS PERSON | 33 | Daughter | Teacher | Maryland |
| 10 | Frank Riddle | 47 | Head | Farmer | Maryland |
| 11 | Myra Riddle | 40 | Wife | — | Virginia |
| 12 | Joseph Riddle | 20 | Son | Laborer | Maryland |
| 13 | Dorothy Riddle | 16 | Daughter | — | Maryland |
| 14 | Frank Riddle | 14 | Son | — | Maryland |
| 15 | Helen Riddle | 12 | Daughter | — | Maryland |
| 16 | George Riddle | 10 | Son | — | Maryland |
| 17 | Rose Marie Riddle | 8 | Daughter | — | Maryland |
| 18 | Charles Riddle | 7 | Son | — | Maryland |
| 19 | John Riddle | 4 | Son | — | Maryland |
| 20 | Joseph Alentine | 66 | Father-in-law | Laborer | Virginia |
| 21 | Harry Alentine | 47 | Brother-in-law | — | Virginia |
| 22 | Rudolf Affeldt | 49 | Head | Farmer | Germany |
| 23 | Louise Affeldt | 51 | Wife | — | Germany |
| 24 | Mattie Affeldt | 19 | Daughter | — | Maryland |
| 25 | Daisy Affeldt | 17 | Daughter | — | Maryland |
| 26 | Henry Affeldt | 15 | Son | — | Maryland |
| 27 | Albert Affeldt | 13 | Son | — | Maryland |
| 28 | Lillie Affeldt | 11 | Daughter | — | Maryland |
| 29 | Louise Affeldt | 5 | Daughter | — | Maryland |
| 30 | Cornelius Cantwell | 70 | Head | Farmer | Tennessee |
| 31 | Perry Cantwell | 40 | Son | Laborer | Tennessee |
| 32 | Paul Cantwell | 36 | Son | Laborer | Tennessee |
| 33 | James Cantwell | 22 | Son | Laborer | Tennessee |
| 34 | Elias Cantwell | 19 | Son | Laborer | Tennessee |
| 35 | Thomas Cantwell | 18 | Son | Laborer | Tennessee |
| 36 | Minnie Magnus | 30 | Housekeeper | Housekeeper | Tennessee |
| 37 | Jack Cantwell | 21 | Nephew | Laborer | Tennessee |
| 38 | Michael Bloomer | 25 | Lodger | Laborer | Tennessee |
| 39 | George Cantwell | 26 | Head | Laborer | Tennessee |
| 40 | Mary Cantwell | 22 | Wife | — | Maryland |
Related Census Records
Pedigree Summary
Frances + 2 siblings
Gen 1 · 5 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)