MW
Mary Wood — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Mary Wood across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a spouse (b.~1911), then head of a 20-person household.
Age 29
b. ~1911
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Wood |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Balto. |
| 1935 Residence (County) | Balto. |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Balto |
| Est. Birth Year | ~1911 |
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.
20 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Frank Schwallenberg | Head | — | 69 | ~1871 |
| James Duglin | Other | — | 45 | ~1895 |
| John Meghorn | Other | — | 27 | ~1913 |
| Margaret Cloonan | Other | — | 42 | ~1898 |
| Nellie Cloonan | Other | — | 48 | ~1892 |
| Margaret Flynn | Other | — | 40 | ~1900 |
| John Allen | Other | — | 64 | ~1876 |
| John Gross | Other | — | 47 | ~1893 |
| John Alexander | Other | — | 50 | ~1890 |
| Martha Springer | Other | — | 52 | ~1888 |
| Patrick Flynn | Other | — | 76 | ~1864 |
| Mary Cloonan | Other | — | 50 | ~1890 |
| John Roberto | Son | — | 11 | ~1929 |
| Ronald Wood | Son | — | 3 | ~1937 |
| Lawrence Malat | Son | — | 6 | ~1934 |
| Charles O'Driscoll | Son | — | 15 | ~1925 |
| Michael Malat | Son | — | 4 | ~1936 |
| John Gross | Son | — | 17 | ~1923 |
| Mary Wood | Spouse | — | 29 | ~1911 |
| Virginia Salomett | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Baltimore, Maryland
Daughter, age 9
Baltimore, Maryland · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wood |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 19
Baltimore, Maryland · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wood |
| Given Name | Mary S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Nurse |
| Industry | Hospital Training |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Spouse, age 29
Baltimore-City-County, Maryland · implied b. ~1911 — 20 household members
| Surname | Wood |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Balto. |
| 1935 Residence (County) | Balto. |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 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 Mary Wood across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Wood (~0.92 confidence) and father Frank Wood (~0.92 confidence) and mother Loretta Wood (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Wood
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Frank Wood
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Loretta Wood
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Wood
Spouse · 1940 · age 29 · b. ~1911 · Maryland
★ You are viewing this record
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
21 people indexed on this census page (nara:1940:m-t0627-01535-00500)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Schwallenberg | 69 | Head | Priest | Maryland |
| 2 | John Meghorn | 27 | Priest | Priest | Maryland |
| 3 | Martha Springer | 52 | Housekeeper | Housekeeper | Germany |
| 4 | John Roberto | 11 | Son | — | Maryland |
| 5 | James Duglin | 45 | Brother | Cutter | Maryland |
| 6 | Mary Cloonan | 50 | Sister | — | Maryland |
| 7 | Margaret Cloonan | 42 | Sister | — | Maryland |
| 8 | Nellie Cloonan | 48 | Sister | — | Maryland |
| 9 | Lawrence Malat | 6 | Son | — | Maryland |
| 10 | Michael Malat | 4 | Son | — | Maryland |
| 11 | John Allen | 64 | Father | — | Russia |
| 12 | Mary Wood THIS PERSON | 29 | Wife | — | Maryland |
| 13 | Ronald Wood | 3 | Son | — | Maryland |
| 14 | Charles O'Driscoll | 15 | Son | — | Maryland |
| 15 | Margaret Flynn | 40 | Sister | Seamstress | Maryland |
| 16 | Patrick Flynn | 76 | Father | — | Ireland |
| 17 | John Alexander | 50 | Cousin | Deck Engineer | Maryland |
| 18 | John Gross | 47 | Father | Conductor | Maryland |
| 19 | John Gross | 17 | Son | New Worker | Maryland |
| 20 | Virginia Salomett | 42 | Wife | — | Maryland |
| 21 | Sylvester James Oliver | 32 | Head | Bargeman | Maryland |
Pedigree Summary
Mary
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)