MG
Margaret Green — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Margaret Green across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 13-person household.
Age 12
b. ~1928
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Green |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore city |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1928 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Mary Green | Daughter | — | 9 | ~1931 |
| Ruth Green | Daughter | — | 10 | ~1930 |
| Margaret Green | Daughter | — | 12 | ~1928 |
| Frances Green | Daughter | — | 7 | ~1933 |
| Naomie Green | Daughter | — | 6 | ~1934 |
| Lawrence Green | Head | — | 38 | ~1902 |
| Sydney Green | Son | — | 2 | ~1938 |
| Frank Green | Son | — | 2 | ~1938 |
| Lawrence Green | Son | — | 13 | ~1927 |
| Joseph Green | Son | — | ~1940 | |
| Richard Green | Son | — | 4 | ~1936 |
| Grover Green | Son | — | 15 | ~1925 |
| Margaret Green | Spouse | — | 32 | ~1908 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age 3
Baltimore, Maryland · implied b. ~1927 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Green |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 12
Baltimore-City-County, Maryland · implied b. ~1928 — 13 household members
| Surname | Green |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore city |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | No 4 |
| 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 Margaret Green across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Green
Daughter · 1940 · age 12 · b. ~1928 · Maryland
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Sibling
Joseph Green
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sydney Green
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grover Green
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Green
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Green
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Green
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Naomie Green
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Green
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Green
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Green
Sibling · 1940 · age 10
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01527-00271)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elenora Smith | 20 | Grand daughter | Domestic | Virginia |
| 2 | William Carter | 24 | Grand son | — | Maryland |
| 3 | King | 21 | Grand son | Laborer | Virginia |
| 4 | Maggie Conaway | 25 | Niece | Domestic | Virginia |
| 5 | Shirley Conaway | 7 | Niece | — | Maryland |
| 6 | Murdine Conaway | 6 | Niece | — | Maryland |
| 7 | John Williams | 40 | Head | — | Maryland |
| 8 | Emma Franklin | 55 | Head | Laborer | Virginia |
| 9 | William Franklin | 19 | Son | — | Maryland |
| 10 | Dorothy Franklin | 17 | Daughter | Laborer | Maryland |
| 11 | John Wallace | 43 | Head | — | Maryland |
| 12 | Carrie Wallace | 29 | Wife | Laborer | Maryland |
| 13 | Rosa Wallace | 35 | Boarder | — | Maryland |
| 14 | Sylvia Oliver | 3 | Grand daughter | — | Maryland |
| 15 | Nancy Oliver | 2 | Grand daughter | — | Maryland |
| 16 | Elwood Deaker | 25 | Nephew | — | Maryland |
| 17 | Manfield Demmick | 46 | Head | Laborer | Maryland |
| 18 | Viola Demmick | 31 | Wife | — | Maryland |
| 19 | Adell Demmick | 16 | Daughter | — | Maryland |
| 20 | Hazel Demmick | 14 | Daughter | — | Maryland |
| 21 | Elizabeth Demmick | 13 | Daughter | — | Maryland |
| 22 | Nathaniel Demmick | 6 | Son | — | Maryland |
| 23 | Matthew Demmick | 12 | Son | — | Maryland |
| 24 | Alice Taylor | 36 | Head | Domestic | Virginia |
| 25 | Catherine Taylor | 19 | Daughter | School Work | Virginia |
| 26 | Ellis Taylor | 1 | Son | — | Maryland |
| 27 | George Montague | 37 | Lodger | Laborer | Virginia |
| 28 | Lawrence Green | 38 | Head | Laborer | Maryland |
| 29 | Margaret Green | 32 | Wife | — | Maryland |
| 30 | Grover Green | 15 | Son | — | Maryland |
| 31 | Lawrence Green | 13 | Son | — | Maryland |
| 32 | Margaret Green THIS PERSON | 12 | Daughter | — | Maryland |
| 33 | Ruth Green | 10 | Daughter | — | Maryland |
| 34 | Mary Green | 9 | Daughter | — | Maryland |
| 35 | Frances Green | 7 | Daughter | — | Maryland |
| 36 | Naomie Green | 6 | Daughter | — | Maryland |
| 37 | Richard Green | 4 | Son | — | Maryland |
| 38 | Frank Green | 2 | Son | — | Maryland |
| 39 | Sydney Green | 2 | Son | — | Maryland |
| 40 | Joseph Green | 0 | Son | — | 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)