MW
Mary Watson — 1930 US Census Record
Model Tree available1930 United States Federal Census · None, Maryland
Our Model Tree links this Mary Watson across the 1920, 1930 and 1940 US Censuses in Maryland (XGBoost, ~Confirmed), with identified parents Charles & Jasper — first a daughter (b.~1908), then head of a 3-person household.
Age 22
b. ~1908
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | None, Maryland |
| Surname | Watson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| 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 |
| Est. Birth Year | ~1908 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Watson | Daughter | — | 22 | ~1908 |
| Charles Watson | Head | — | 57 | ~1873 |
| Agnes Watson | Spouse | — | 52 | ~1878 |
Census Appearances
1920
Baltimore, Maryland
Daughter, age 13
Baltimore, Maryland · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watson |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
None, Maryland
Daughter, age 22
None, Maryland · implied b. ~1908 — 3 household members
| Surname | Watson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| 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 |
Spouse, age 33
Baltimore-City-County, Maryland · implied b. ~1907 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watson |
| Given Name | Margaret G. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | Hs 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 Mary Watson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Charles Watson (~0.92 confidence) and father Jasper Watson (~0.92 confidence) and mother Agnes Watson (~0.92 confidence) and mother Ella Watson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Watson
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Jasper Watson
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Agnes Watson
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Ella Watson
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Watson
Daughter · 1930 · age 22 · b. ~1908 · Maryland
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — None, Maryland
Open full size
1930 US Federal Census — None, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus856unit:0705)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Irene Petticord | 10 | Daughter | — | Maryland |
| 2 | Rufus Petticord | 8 | Son | — | Maryland |
| 3 | Edgar Petticord | 6 | Son | — | Maryland |
| 4 | Thomas Petticord | 2 | Son | — | Maryland |
| 5 | Katherine Sullivan | 34 | Head | — | Maryland |
| 6 | Virginia Nichols | 22 | Boarder | — | Maryland |
| 7 | Harry Prout | 38 | Head | Painter | Maryland |
| 8 | Lucille Prout | 34 | Wife | — | Maryland |
| 9 | Harry Prout | 17 | Son | — | Maryland |
| 10 | Donald Prout | 15 | Son | — | Maryland |
| 11 | Betty Prout | 13 | Daughter | — | Maryland |
| 12 | James Prout | 11 | Son | — | Maryland |
| 13 | William Prout | 9 | Son | — | Maryland |
| 14 | Roy Prout | 7 | Son | — | Maryland |
| 15 | Robert Prout | 5 | Son | — | Maryland |
| 16 | George Prout | 3 | Son | — | Maryland |
| 17 | William Adkins | 32 | Head | — | Maryland |
| 18 | Mary Adkins | 28 | Wife | — | Maryland |
| 19 | William Adkins | 10 | Son | — | Maryland |
| 20 | Mary Adkins | 8 | Daughter | — | Maryland |
| 21 | Robert Adkins | 6 | Son | — | Maryland |
| 22 | John Adkins | 4 | Son | — | Maryland |
| 23 | Joseph Delange | 40 | Head | — | Maryland |
| 24 | Mary Delange | 38 | Wife | — | Maryland |
| 25 | Joseph Delange | 14 | Son | — | Maryland |
| 26 | Edward Delange | 12 | Son | — | Maryland |
| 27 | John Delange | 10 | Son | — | Maryland |
| 28 | Dorothy Delange | 8 | Daughter | — | Maryland |
| 29 | William Delange | 6 | Son | — | Maryland |
| 30 | James Delange | 4 | Son | — | Maryland |
| 31 | Robert Delange | 2 | Son | — | Maryland |
| 32 | Richard Purcell | 71 | Head | — | Maryland |
| 33 | Emma Purcell | 68 | Wife | — | Maryland |
| 34 | Alice Purcell | 42 | Daughter | — | Maryland |
| 35 | Margaret Purcell | 38 | Daughter | — | Maryland |
| 36 | Richard Purcell | 36 | Son | — | Maryland |
| 37 | Rebecca Purcell | 32 | Daughter | — | Maryland |
| 38 | Charles Watson | 57 | Head | — | Maryland |
| 39 | Agnes Watson | 52 | Wife | — | Maryland |
| 40 | Mary Watson THIS PERSON | 22 | Daughter | — | Maryland |
| 41 | Jake B Shearer | 50 | Head | — | Maryland |
| 42 | Annie Shearer | 48 | Sister | — | Maryland |
| 43 | Ellen Appel | 57 | Head | — | Maryland |
| 44 | Albert Jeffries | 31 | Boarder | Salesman | Maryland |
| 45 | John H Kearney | 23 | Boarder | Clerk | Maryland |
| 46 | Charles Connelly | 28 | Boarder | — | Maryland |
| 47 | Lee Appel | 40 | Boarder | — | Maryland |
| 48 | Lilly O'Hara | 40 | Boarder | — | Virginia |
| 49 | Clarence Smith | 45 | Boarder | Painter | Maryland |
| 50 | Fred Koontz | 47 | Head | Conductor | Pennsylvania |
Related Census Records
Pedigree Summary
Mary
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)