MD
Mary Dorsey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Anne-Arundel-County, Maryland
Our Model Tree links this Mary Dorsey across the 1930 and 1940 US Censuses in Anne-Arundel-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 15-person household.
Age 19
b. ~1921
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Anne-Arundel-County, Maryland |
| Surname | Dorsey |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Anne Arundel |
| Additional Details | |
| Occupation | Maid |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 312 |
| Highest Grade | Hs 5 |
| 1935 Residence | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Maid |
| Township / Ward | 4Th Election District |
| Est. Birth Year | ~1921 |
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.
15 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Dorsey | Daughter | — | 19 | ~1921 |
| Leon Dorsey | Son | — | 7 | ~1933 |
| Susan Dorsey | Daughter | — | 2 | ~1938 |
| Richard Dorsey | Son | — | 14 | ~1926 |
| Isabella Dorsey | Other | — | 72 | ~1868 |
| Augusta Dorsey | Son | — | 1 | ~1939 |
| Pearl Dorsey | Daughter | — | 11 | ~1929 |
| Paul Dorsey | Son | — | 3 | ~1937 |
| John Gambrell | Other | — | 40 | ~1900 |
| John Dorsey | Son | — | 12 | ~1928 |
| Agnes Dorsey | Daughter | — | 13 | ~1927 |
| Charles Dorsey | Son | — | 4 | ~1936 |
| Alverta Dorsey | Head | — | 40 | ~1900 |
| Lorine Dorsey | Daughter | — | 5 | ~1935 |
| Infant Dorsey | Daughter | — | ~1940 |
Census Appearances
1930
Kent, Maryland
Daughter, age 8
Kent, Maryland · implied b. ~1922 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dorsey |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Anne-Arundel-County, Maryland
Daughter, age 19
Anne-Arundel-County, Maryland · implied b. ~1921 — 15 household members
| Surname | Dorsey |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Anne Arundel |
| Occupation | Maid |
| Industry | Private family |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 312 |
| Highest Grade | Hs 5 |
| 1935 Residence | Maryland |
| 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 Dorsey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Dorsey
Daughter · 1940 · age 19 · b. ~1921 · Maryland
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Sibling
Charles Dorsey
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Dorsey
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Dorsey
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Dorsey
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Infant Dorsey
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearl Dorsey
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Dorsey
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Augusta Dorsey
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorine Dorsey
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leon Dorsey
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susan Dorsey
Sibling · 1940 · age 2
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 — Anne-Arundel-County, Maryland
Open full size
1940 US Federal Census — Anne-Arundel-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01501-00800)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Catherine Martin | 30 | wife | Bar Maid | Maryland |
| 42 | Mary E Martin | 3 | daughter | — | Maryland |
| 43 | Alverta Dorsey | 40 | head | Servant | Maryland |
| 44 | Mary Dorsey THIS PERSON | 19 | daughter | Maid | Maryland |
| 45 | Richard Dorsey | 14 | son | — | Maryland |
| 46 | Agnes Dorsey | 13 | daughter | — | Maryland |
| 47 | John Dorsey | 12 | son | — | Maryland |
| 48 | Pearl Dorsey | 11 | daughter | — | Maryland |
| 49 | Leon Dorsey | 7 | son | — | Maryland |
| 50 | Lorine Dorsey | 5 | daughter | — | Maryland |
| 51 | Charles Dorsey | 4 | son | — | Maryland |
| 52 | Paul Dorsey | 3 | son | — | Maryland |
| 53 | Susan Dorsey | 2 | daughter | — | Maryland |
| 54 | Augusta Dorsey | 1 | son | — | Maryland |
| 55 | Infant Dorsey | 0 | daughter | 0 | Maryland |
| 56 | Isabella Dorsey | 72 | mother | — | Maryland |
| 57 | John Gambrell | 40 | lodger | Laborer | Maryland |
| 58 | Edgard Whitaker | 38 | head | Farmer | Virginia |
| 59 | Mary Whitaker | 31 | wife | — | Virginia |
| 60 | Dorothy Whitaker | 14 | daughter | — | Virginia |
| 61 | Daniel Blackmore | 32 | head | Laborer | South Carolina |
| 62 | Alma Blackmore | 31 | wife | — | South Carolina |
| 63 | Gloria Blackmore | 9 | daughter | — | Maryland |
| 64 | Deloris Blackmore | 6 | daughter | — | Maryland |
| 65 | Faydonnia Blackmore | 5 | daughter | — | Maryland |
| 66 | Martin Blackmore | 3 | son | 0 | Maryland |
| 67 | William Blackmore | 1 | son | 0 | Maryland |
| 68 | Joseph Gray | 50 | head | Laborer | Maryland |
| 69 | Lola Gray | 49 | wife | — | Maryland |
| 70 | Lettie Gray | 30 | daughter | Servant | Maryland |
| 71 | Elizabeth Gray | 29 | daughter | — | Maryland |
| 72 | Leanora Gray | 12 | granddaughter | — | Maryland |
| 73 | Edward Green | 60 | head | Farm Laborer | Maryland |
| 74 | John Oliver | 59 | head | Laborer | Maryland |
| 75 | Nancy Oliver | 25 | daughter | — | Maryland |
| 76 | Herbert Hoffman | 60 | head | Farmer | Maryland |
| 77 | Augusta Hoffman | 62 | wife | — | At Sea |
| 78 | Agnes Day | 55 | head | Servant | Maryland |
| 79 | Louise Marshall | 36 | sister | Teacher | Maryland |
| 80 | John Warren | 67 | head | Farm Laborer | 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)