MC
Margaret Cunningham — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Margaret Cunningham across the 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 8-person household.
Age 12
b. ~1918
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Cunningham |
| Given Name | Margaret Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| 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 | Baltimore City |
| Est. Birth Year | ~1918 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Mary Cunningham | Daughter | — | 6 | ~1924 |
| Cecelia Cunningham | Daughter | — | 5 | ~1925 |
| Patricia Cunningham | Daughter | — | 7 | ~1923 |
| Margaret Cunningham | Daughter | — | 12 | ~1918 |
| Catherine Cunningham | Daughter | — | 8 | ~1922 |
| John Cunningham | Head | — | 37 | ~1893 |
| John Cunningham | Son | — | 10 | ~1920 |
| Cecelia Cunningham | Spouse | — | 31 | ~1899 |
Census Appearances
1920
Baltimore, Maryland
Daughter, age 2
Baltimore, Maryland · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | New York |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 12
Baltimore, Maryland · implied b. ~1918 — 8 household members
| Surname | Cunningham |
| Given Name | Margaret Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| 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 Margaret Cunningham across 2 US Census years (1920 and 1930) in Baltimore, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Cunningham
Daughter · 1930 · age 12 · b. ~1918 · Maryland
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Sibling
John Cunningham
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Cunningham
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cunningham
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Cunningham
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Cunningham
Sibling · 1930 · age 7
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
33 people indexed on this census page (ia:1930:15thcensus859unit:1069)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | C. M. Richter | 55 | Head | — | Germany |
| 2 | Marie H. Richter | 55 | Wife | — | Germany |
| 3 | Leon Richter | 21 | Son | — | Maryland |
| 4 | Leon Ochsenreiter | 77 | Head | — | Pennsylvania |
| 5 | Rose Ochsenreiter | 74 | Wife | — | Germany |
| 6 | Freda Ochsenreiter | 47 | Daughter | — | Maryland |
| 7 | Frank Ochsenreiter | 42 | Son | — | Maryland |
| 8 | George A. Gunder | 47 | Head | — | Maryland |
| 9 | Madelena Gunder | 47 | Wife | — | Maryland |
| 10 | George A. Gunder | 15 | Son | — | Maryland |
| 28 | Albert Krimm | 32 | Head | Tailor | Russia |
| 29 | Bessie Krimm | 23 | Wife | — | Maryland |
| 30 | Leon Krimm | 3 | Son | — | Maryland |
| 31 | Irving Krimm | 2 | Son | — | Maryland |
| 32 | Shiffer | 36 | Head | — | Maryland |
| 33 | Shiffer | 36 | Wife | — | Maryland |
| 34 | Shiffer | 8 | Son | — | Maryland |
| 35 | Shiffer | 4 | Daughter | — | Maryland |
| 36 | Jaroska | 40 | Head | — | Germany |
| 37 | Jaroska | 39 | Wife | — | Pennsylvania |
| 38 | Margaret Jaroska | 11 | Daughter | — | Maryland |
| 39 | Thomas Jaroska | 9 | Son | — | Maryland |
| 40 | James Jaroska | 6 | Son | — | Maryland |
| 41 | Harriet Jaroska | 5 | Daughter | — | Maryland |
| 42 | John Cunningham | 37 | Head | — | Maryland |
| 43 | Cecelia A. Cunningham | 31 | Wife | — | Maryland |
| 44 | Margaret Jane Cunningham THIS PERSON | 12 | Daughter | — | Maryland |
| 45 | John Joseph Cunningham | 10 | Son | — | Maryland |
| 46 | Catherine M. Cunningham | 8 | Daughter | — | Maryland |
| 47 | Patricia A. Cunningham | 7 | Daughter | — | Maryland |
| 48 | Mary Elizabeth Cunningham | 6 | Daughter | — | Maryland |
| 49 | Cecelia A. Cunningham | 5 | Daughter | — | Maryland |
| 50 | Cunningham | None | Son | — | Maryland |
Search for Margaret Cunningham
All Margaret Cunningham Census Records Discover Cunningham Family TreeAbout 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)