MF
Mary Fisher — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Mary Fisher across the 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 10-person household.
Age 18
b. ~1912
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Fisher |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Election District 1 |
| Est. Birth Year | ~1912 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Helen Fisher | Daughter | — | 15 | ~1915 |
| Dorothy Fisher | Daughter | — | 7 | ~1923 |
| Mary Fisher | Daughter | — | 18 | ~1912 |
| William Fisher | Head | — | 45 | ~1885 |
| John Fisher | Son | — | 12 | ~1918 |
| Robert Fisher | Son | — | 9 | ~1921 |
| William Fisher | Son | — | 21 | ~1909 |
| James Fisher | Son | — | 5 | ~1925 |
| Richard Fisher | Son | — | 3 | ~1927 |
| Mary Fisher | Spouse | — | 41 | ~1889 |
Census Appearances
1920
Baltimore, Maryland
Daughter, age 9
Baltimore, Maryland · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fisher |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| 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
Baltimore, Maryland
Daughter, age 18
Baltimore, Maryland · implied b. ~1912 — 10 household members
| Surname | Fisher |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| 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 |
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 Fisher across 2 US Census years (1920 and 1930) in Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Fisher
Daughter · 1930 · age 18 · b. ~1912 · Maryland
★ You are viewing this record
Sibling
William Fisher
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Fisher
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Fisher
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Fisher
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Fisher
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Fisher
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Fisher
Sibling · 1930 · age 9
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
1930 US Federal Census — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus845unit:0802)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mornilla Easton | 52 | Head | — | Maryland |
| 2 | Rufus C Harvey | 59 | Brother | — | Maryland |
| 3 | Mary V Harvey | 50 | Sister | — | Maryland |
| 4 | John S Amoss | 51 | Head | — | Virginia |
| 5 | Annette L Amoss | 48 | Wife | — | Maryland |
| 6 | John F Jr Amoss | 26 | Son | — | Maryland |
| 7 | William T Amoss | 24 | Son | — | Maryland |
| 8 | Landon B Amoss | 22 | Son | — | Maryland |
| 9 | Edward B Leary | 45 | Head | — | Maryland |
| 10 | Sophie Leary | 40 | Wife | — | Maryland |
| 11 | Sophie Leary | 14 | Daughter | — | Maryland |
| 12 | Mary Wells | 52 | Head | — | Maryland |
| 13 | Mildred Wells | 33 | Daughter | — | Maryland |
| 14 | Walter B Wells | 25 | Son | — | Maryland |
| 15 | William Wells | 45 | Head | — | Maryland |
| 16 | Helen M Wells | 41 | Wife | — | Germany |
| 17 | William Jr Wells | 11 | Son | — | Maryland |
| 18 | Helen Wells | 10 | Daughter | — | Maryland |
| 19 | William Bowers | 47 | Head | Locomotive Engineer | Maryland |
| 20 | Mary Bowers | 41 | Wife | — | Maryland |
| 21 | William Jr Bowers | 21 | Son | — | Maryland |
| 22 | Mary Bowers | 18 | Daughter | Telegraphist | Maryland |
| 23 | Helen Bowers | 15 | Daughter | — | Maryland |
| 24 | John Bowers | 12 | Son | — | Maryland |
| 25 | Robert Bowers | 9 | Son | — | Maryland |
| 26 | Dorothy Bowers | 7 | Daughter | — | Maryland |
| 27 | James Bowers | 5 | Son | — | Maryland |
| 28 | Richard Bowers | 3 | Son | — | Maryland |
| 29 | Betty Bowers | 1 | Daughter | — | Maryland |
| 30 | John Murphy | 40 | Head | — | Maryland |
| 31 | Mary Murphy | 37 | Wife | — | Maryland |
| 32 | John Jr Murphy | 15 | Son | — | Maryland |
| 33 | Mary Murphy | 13 | Daughter | — | Maryland |
| 34 | William Murphy | 11 | Son | — | Maryland |
| 35 | Helen Murphy | 9 | Daughter | — | Maryland |
| 36 | Robert Murphy | 7 | Son | — | Maryland |
| 37 | Dorothy Murphy | 5 | Daughter | — | Maryland |
| 38 | James Murphy | 3 | Son | — | Maryland |
| 39 | Richard Murphy | 1 | Son | — | Maryland |
| 40 | Betty Murphy | 0 | Daughter | — | Maryland |
| 41 | William Fisher | 45 | Head | — | Maryland |
| 42 | Mary Fisher | 41 | Wife | — | Maryland |
| 43 | William Jr Fisher | 21 | Son | — | Maryland |
| 44 | Mary Fisher THIS PERSON | 18 | Daughter | — | Maryland |
| 45 | Helen Fisher | 15 | Daughter | — | Maryland |
| 46 | John Fisher | 12 | Son | — | Maryland |
| 47 | Robert Fisher | 9 | Son | — | Maryland |
| 48 | Dorothy Fisher | 7 | Daughter | — | Maryland |
| 49 | James Fisher | 5 | Son | — | Maryland |
| 50 | Richard Fisher | 3 | Son | — | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)