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Mildred Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Howard-County, Maryland
Our Model Tree links this Mildred Brown across the 1930 and 1940 US Censuses in Howard-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 12-person household.
Age 18
b. ~1922
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Howard-County, Maryland |
| Surname | Brown |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election Dist 1 |
| 1935 Residence (County) | Howard |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Election Dist 1 |
| Est. Birth Year | ~1922 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mildred | Age | Birth yr |
|---|---|---|---|---|
| Hazel Simpson | Daughter | — | 22 | ~1918 |
| Mildred Brown | Daughter | — | 18 | ~1922 |
| Elenor Brown | Daughter | — | 14 | ~1926 |
| Carl Brown | Head | — | 48 | ~1892 |
| Ellis Richardson | Other | — | 35 | ~1905 |
| Harry Brown | Son | — | 11 | ~1929 |
| Carl Brown | Son | — | 21 | ~1919 |
| John Brown | Son | — | 16 | ~1924 |
| Joseph Brown | Son | — | 20 | ~1920 |
| Howard Brown | Son | — | 13 | ~1927 |
| Francis Simpson | Son | — | 2 | ~1938 |
| Irene Brown | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Howard, Maryland
Daughter, age 8
Howard, Maryland · implied b. ~1922 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Mildred I. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| 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
Howard-County, Maryland
Daughter, age 18
Howard-County, Maryland · implied b. ~1922 — 12 household members
| Surname | Brown |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election Dist 1 |
| 1935 Residence (County) | Howard |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 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 Mildred Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mildred Brown
Daughter · 1940 · age 18 · b. ~1922 · Maryland
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Sibling
John Brown
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Simpson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Brown
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Brown
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Brown
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Simpson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elenor Brown
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Brown
Sibling · 1940 · age 11
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
39 people indexed on this census page (nara:1940:m-t0627-01552-00368)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward G. Zethruhm | 56 | Head | Laborer | Maryland |
| 2 | Lucy G. Zethruhm | 53 | Wife | — | Maryland |
| 3 | Florence Zethruhm | 26 | Daughter | Clerk | Maryland |
| 4 | Lester Zethruhm | 21 | Son | Attendant | Maryland |
| 5 | Francis Zethruhm | 17 | Son | Laborer | Maryland |
| 6 | Gordon Banks | 12 | Boarder | — | Maryland |
| 7 | Roland Banks | 10 | Boarder | — | Maryland |
| 8 | Clyde H. Brown | 31 | Head | Farmer | Maryland |
| 9 | Dorothy Brown | 30 | Wife | — | Maryland |
| 10 | Kathryn Brown | 9 | Daughter | — | Maryland |
| 11 | Spencer C. Howes | 57 | Head | Laborer | Maryland |
| 12 | Emma D. Howes | 57 | Wife | — | Maryland |
| 13 | Carl J. Brown | 48 | Head | Farmer | Maryland |
| 14 | Irene Brown | 49 | Wife | — | Maryland |
| 15 | Carl Jr. Brown | 21 | Son | Laborer | Maryland |
| 16 | Joseph Brown | 20 | Son | Laborer | Maryland |
| 17 | Mildred Brown THIS PERSON | 18 | Daughter | — | Maryland |
| 18 | John Brown | 16 | Son | — | Maryland |
| 19 | Elenor Brown | 14 | Daughter | — | Maryland |
| 20 | Howard Brown | 13 | Son | — | Maryland |
| 21 | Harry Brown | 11 | Son | — | Maryland |
| 22 | Hazel Simpson | 22 | Daughter | — | Maryland |
| 23 | Francis Simpson | 2 | Son | — | Maryland |
| 24 | Ellis M. Richardson | 35 | Boarder | Machinist | Maryland |
| 25 | Robert J. Gaither | 72 | Head | — | Maryland |
| 26 | Rose D. Gaither | 46 | Wife | — | Maryland |
| 27 | James E. Gaither | 22 | Son | Laborer | Maryland |
| 28 | Robert L. Gaither | 18 | Son | Laborer | Maryland |
| 29 | Earline Gaither | 12 | Daughter | — | Maryland |
| 30 | Richard Gaither | 10 | Son | — | Maryland |
| 31 | Vernon Gaither | 5 | Son | — | Maryland |
| 32 | Samuel Gaither | 4 | Son | — | Maryland |
| 33 | Russell Allen | 30 | Boarder | Laborer | Maryland |
| 34 | Ira M. Gray | 69 | Head | Farmer | Maryland |
| 35 | Effie A. Gray | 60 | Wife | — | Maryland |
| 36 | Dorothy A. Gray | 17 | Daughter | — | Maryland |
| 37 | Herman G. Walker | 53 | Boarder | Stonemason | Maryland |
| 38 | Lillian G. Howard | 69 | Head | — | Maryland |
| 39 | Nimrod D. Howard | 32 | Son | Farmer | 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)