MR
Mary Robinson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Mary Robinson across the 1910, 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents William & William — first a daughter (b.~1903), then head of a 4-person household.
Age 27
b. ~1903
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Robinson |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| 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 | Ruxton From Line 1 To 50 |
| Est. Birth Year | ~1903 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Robinson | Daughter | — | 27 | ~1903 |
| William Robinson | Head | — | 50 | ~1880 |
| Lida Robinson | Other | — | 48 | ~1882 |
| Richard Robinson | Son | — | 24 | ~1906 |
Census Appearances
1910
Baltimore, Maryland
Daughter, age 8
Baltimore, Maryland · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Baltimore, Maryland
Daughter, age 17
Baltimore, Maryland · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| 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 27
Baltimore, Maryland · implied b. ~1903 — 4 household members
| Surname | Robinson |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| 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 Robinson across 3 US Census years (1910, 1920 and 1930) in Baltimore, Maryland, using XGBoost record linkage. Identified parents: father William Robinson (~0.92 confidence) and father William Robinson (~0.92 confidence) and father Wm Robinson (~0.92 confidence) and mother Annie Robinson (~0.92 confidence) and mother Lida Robinson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Robinson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
William Robinson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Wm Robinson
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Annie Robinson
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Lida Robinson
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Robinson
Daughter · 1930 · age 27 · b. ~1903 · Maryland
★ You are viewing this record
Sibling
Richard Robinson
Sibling · 1930 · age 24
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:1930:15thcensus846unit:0658)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Le Roy F. Goldsborough | 33 | Head | Salesman | Maryland |
| 2 | Isabelle H. Goldsborough | 31 | Wife-H. | — | Maryland |
| 3 | Audrey H. Goldsborough | 8 | Daughter | — | Maryland |
| 4 | Betty J. Goldsborough | 6 | Daughter | — | Maryland |
| 5 | Sarah B. Wright | 75 | Head-H | — | Ohio |
| 6 | Kathleen Wright | 47 | Daughter | — | Ohio |
| 7 | Alice Wright | 46 | Daughter | — | Ohio |
| 8 | Louis C. Hessel | 41 | Head | Treasurer | Maryland |
| 9 | Marion G. Hessel | 27 | Wife-H. | — | Maryland |
| 10 | Lloyd D. Yates | 38 | Head | Tree Surgeon | Oregon |
| 11 | Ada C. Yates | 39 | Wife | Sales-Lady | Oregon |
| 12 | Robert L. Yates | 17 | Son | — | Oregon |
| 13 | Nancy E. Yates | 12 | Daughter | — | Oregon |
| 14 | Nellie E. Yates | 62 | Mother-H | — | California |
| 15 | William F. Price | 30 | Head | Broker | Maryland |
| 16 | Frances R. Price | 30 | Wife-H. | — | South America |
| 17 | William J. Price | 5 | Son | — | Maryland |
| 18 | Douglas R. Price | 1 | Son | — | Maryland |
| 19 | Clementine Hernay | 28 | Cook | Cook | Porto Rico |
| 20 | Bryan H. Fish | 29 | Head | Clerk | Virginia |
| 21 | Marta R. Fish | 29 | Wife-H. | — | South America |
| 22 | Jeanne R. Fish | 7 | Daughter | — | Maryland |
| 23 | John S. Fish | 2 | Son | — | Maryland |
| 24 | William J. Werrigman | 41 | Head | Telegraph Operator | Maryland |
| 25 | Ada V. Werrigman | 37 | Wife-H. | — | Maryland |
| 26 | Anna L. Werrigman | 15 | Daughter | — | Maryland |
| 27 | Elmer H. Bosley | 35 | Head-H | — | Maryland |
| 28 | Chauncey E. Bosley | 14 | Son | — | Maryland |
| 29 | William H. Bosley | 13 | Son | — | North Carolina |
| 30 | Jean F. Bosley | 12 | Daughter | — | Maryland |
| 31 | Theodore E. Thomas | 40 | Head | Branch Manager | Pennsylvania |
| 32 | Lydia M. Thomas | 45 | Wife-H. | — | Maryland |
| 33 | Robert V. Thomas | 13 | Son | — | Maryland |
| 34 | Barbara Somerville | 71 | Servant | — | Maryland |
| 35 | William J. Robinson | 50 | Head | Gardener | Maryland |
| 36 | Lida M. Robinson | 48 | Wife-H. | — | Maryland |
| 37 | Mary E. Robinson THIS PERSON | 27 | Daughter | — | Maryland |
| 38 | Richard L. Robinson | 24 | Son | Manager | Maryland |
| 39 | John A. Finegan | 40 | Head | Chauffeur | Maryland |
| 40 | Bessie S. Finegan | 40 | Wife-H. | — | Maryland |
| 41 | William Logan | 71 | Head | Gardener | Irish Free State |
| 42 | Mary A. Logan | 55 | Wife-H. | — | Irish Free State |
| 43 | Paul P. Logan | 23 | Son | Teacher | New Jersey |
| 44 | Anna C. Logan | 13 | Daughter | — | Maryland |
| 45 | Simon Cordner | 67 | Head | Gardener | Northern Ireland |
| 46 | Annie Cordner | 62 | Wife-H. | — | Northern Ireland |
| 47 | Mary E. Cordner | 23 | Daughter | Stenographer | Maryland |
| 48 | Claude R. Diffenderffer | 44 | Head | Broker | Maryland |
| 49 | Susan S. Diffenderffer | 42 | Wife-H. | — | Maryland |
| 50 | Claude R. Diffenderffer | 8 | Son | — | Maryland |
Related Census Records
Pedigree Summary
Mary + 1 sibling
Gen 1 · 5 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)