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Betty Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Frederick-County, Maryland
Our Model Tree links this Betty Brown across the 1930 and 1940 US Censuses in Frederick-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 9-person household.
Age 10
b. ~1930
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Frederick-County, Maryland |
| Surname | Brown |
| Given Name | Betty |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Hauvers District ELECTION DISTRICT 10 Hauvers |
| 1935 Residence (County) | Frederick |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Hauvers District Election District 10 Hauvers |
| Est. Birth Year | ~1930 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| Clara Brown | Daughter | — | 11 | ~1929 |
| Betty Brown | Daughter | — | 10 | ~1930 |
| Dorthy Brown | Daughter | — | 6 | ~1934 |
| Imogene Brown | Daughter | — | 3 | ~1937 |
| Clyde Brown | Head | — | 38 | ~1902 |
| C Brown | Son | — | 5 | ~1935 |
| Walter Brown | Son | — | 7 | ~1933 |
| Cyrus Brown | Son | — | 1 | ~1939 |
| Susie Brown | Spouse | — | 27 | ~1913 |
Census Appearances
1930
Frederick, Maryland
Daughter, age
Frederick, Maryland · implied b. ~1930 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Betty Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Frederick-County, Maryland
Daughter, age 10
Frederick-County, Maryland · implied b. ~1930 — 9 household members
| Surname | Brown |
| Given Name | Betty |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Hauvers District ELECTION DISTRICT 10 Hauvers |
| 1935 Residence (County) | Frederick |
| Highest Grade | No 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 Betty Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Brown
Daughter · 1940 · age 10 · b. ~1930 · Maryland
★ You are viewing this record
Sibling
Walter Brown
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cyrus Brown
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorthy Brown
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
C Brown
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Brown
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Imogene Brown
Sibling · 1940 · age 3
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 — Frederick-County, Maryland
Open full size
1940 US Federal Census — Frederick-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01549-00139)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Luella Buhrman | 8 | daughter | — | Maryland |
| 2 | Leah Belle Buhrman | 6 | daughter | — | Maryland |
| 3 | Archie W. Buhrman | 3 | son | — | Maryland |
| 4 | Larry Dale Buhrman | 0 | son | — | Maryland |
| 5 | Theresa Buhrman | 69 | Head | — | Maryland |
| 6 | Ira H. Buhrman | 52 | son | Laborer | Maryland |
| 7 | Anna O. Tracy | 76 | head | — | Maryland |
| 8 | Alfred C. Smith | 69 | brother | — | Maryland |
| 9 | Clyde Brown | 38 | head | Fireman | Maryland |
| 10 | Susie Brown | 27 | wife | — | Maryland |
| 11 | Clara Ruth Brown | 11 | daughter | — | Maryland |
| 12 | Betty Brown THIS PERSON | 10 | daughter | — | Maryland |
| 13 | Walter Brown | 7 | son | — | Maryland |
| 14 | Dorthy Brown | 6 | daughter | — | Maryland |
| 15 | C. Franklin Brown | 5 | son | — | Maryland |
| 16 | Imogene Brown | 3 | daughter | — | Maryland |
| 17 | Cyrus Brown | 1 | son | — | Maryland |
| 18 | Sheridan Toms | 75 | head | Farmer | Maryland |
| 19 | Olivia C. Toms | 72 | wife | — | Maryland |
| 20 | Clyde Toms | 35 | head | Laborer | Maryland |
| 21 | Ruth Toms | 32 | wife | — | Maryland |
| 22 | Richard Toms | 14 | son | Helper | Maryland |
| 23 | Caroline Toms | 13 | daughter | — | Maryland |
| 24 | Irving Toms | 11 | son | — | Maryland |
| 25 | John W. Brown | 73 | head | Farmer | Maryland |
| 26 | Joseph Mcintyre | 16 | lodger | Helper | Maryland |
| 27 | Walter Brown | 62 | head | Farmer | Maryland |
| 28 | Minnie S. Brown | 56 | wife | — | Maryland |
| 29 | Fred Brown | 20 | son | Helper | Maryland |
| 30 | Albert M. Brown | 53 | head | Farmer | Maryland |
| 31 | Birdie V. Brown | 52 | wife | Housework | Ohio |
| 32 | Hiram Brown | 17 | son | Helper | Maryland |
| 33 | James A. Brown | 16 | son | Helper | Maryland |
| 34 | Martin Luther Brown | 14 | son | Helper | Maryland |
| 35 | Morris A. Brown | 23 | head | Laborer | Maryland |
| 36 | Hilda G. Brown | 23 | wife | — | Maryland |
| 37 | Virginia Brown | 4 | daughter | — | Maryland |
| 38 | Leon R. Brown | 1 | son | — | Maryland |
| 39 | Cora Ridenour | 60 | head | — | Maryland |
| 40 | Laura Ridenour | 34 | daughter | — | Maryland |
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)