HP
Helen Patterson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Helen Patterson across the 1920, 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1920), then head of a 9-person household.
Age 10
b. ~1920
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Patterson |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Russia |
| Mother's Birthplace | North Carolina |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1920 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Patterson | Daughter | — | 10 | ~1920 |
| John Patterson | Son | — | 3 | ~1927 |
| James Holloway | Other | — | 27 | ~1903 |
| Joan Patterson | Daughter | — | 8 | ~1922 |
| Charles Holloway | Other | — | 3 | ~1927 |
| Louise Patterson | Other | — | 33 | ~1897 |
| John Patterson | Head | — | 35 | ~1895 |
| Helen Holloway | Other | — | 29 | ~1901 |
| Mary Holloway | Other | — | 1 | ~1929 |
Census Appearances
1920
Baltimore, Maryland
Other, age
Baltimore, Maryland · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Petterson |
| Given Name | Helen |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Russia |
| Mother's Birthplace | North Carolina |
| Mother Tongue | Lettish |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Daughter, age 10
Baltimore, Maryland · implied b. ~1920 — 9 household members
| Surname | Patterson |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Russia |
| Mother's Birthplace | North Carolina |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 20
Baltimore-City-County, Maryland · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Petterson |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| Occupation | Winder |
| Industry | Rayon Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 365 |
| Highest Grade | H 4 |
| 1935 Residence | Maryland |
| 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 Helen Patterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Petterson (~0.92 confidence) and father John Patterson (~0.92 confidence) and mother Louise Petterson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Petterson
b. ~1873
Source father
● Household
· direct · ~0.92
Father
John Patterson
b. ~1895
Source father
● Household
· direct · ~0.92
Mother
Louise Petterson
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Patterson
Daughter · 1930 · age 10 · b. ~1920 · Maryland
★ You are viewing this record
Sibling
John Patterson
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Patterson
Sibling · 1930 · age 8
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:1930:15thcensus866unit:0930)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Wilson J. Jarboe | 52 | Head | Preacher | Maryland |
| 52 | Estella Jarboe | 47 | Wife-H | — | Maryland |
| 53 | Ruth N. Jarboe | 11 | Daughter | — | Maryland |
| 54 | Mildred M. Jarboe | 7 | Daughter | — | Maryland |
| 55 | Cyrill L. Heyliger | 36 | Head | Mate | Saba West Indies |
| 56 | Marie Heyliger | 22 | Wife-H | — | Maryland |
| 57 | Lorraine Heyliger | 3 | Daughter | — | Maryland |
| 58 | Morris Wolf | 30 | Head | Pharmacist | Maryland |
| 59 | Fannie Wolf | 22 | Wife-H | — | Maryland |
| 60 | John Patterson | 35 | Head | Brakeman | Russia |
| 61 | Louise Patterson | 33 | Wife-H | — | South Carolina |
| 62 | Helen Patterson THIS PERSON | 10 | Daughter | — | Maryland |
| 63 | Joan A. Patterson | 8 | Daughter | — | Maryland |
| 64 | John Patterson | 3 | Son | — | Maryland |
| 65 | James Holloway | 27 | Boarder | Electrician | Maryland |
| 66 | Helen Holloway | 29 | Boarder | — | Maryland |
| 67 | Charles F. Holloway | 3 | Boarder | — | Maryland |
| 68 | Mary H. P. Holloway | 1 | Boarder | — | Maryland |
| 69 | Frank Pence | 28 | Head | Draftsman | Maryland |
| 70 | Mary M. Pence | 18 | Wife-H | — | Maryland |
| 71 | Leon S. Storka | 44 | Head | Doctor | Pennsylvania |
| 72 | Mary B. Storka | 40 | Wife-H | — | New York |
| 73 | Anthony L. Storka | 15 | Son | — | Maryland |
| 74 | Hedwig Storka | 13 | Son | — | Maryland |
| 75 | Francis E. Storka | 11 | Son | — | Maryland |
| 76 | Michael Storka | 7 | Son | — | Maryland |
| 77 | Herbert Storka | 7 | Son | — | Maryland |
| 78 | Josephine Belbot | 73 | Mother-in-law | — | Poland |
| 79 | — | None | — | — | — |
| 80 | — | None | — | — | — |
| 81 | — | None | — | — | — |
| 82 | — | None | — | — | — |
| 83 | — | None | — | — | — |
| 84 | — | None | — | — | — |
| 85 | — | None | — | — | — |
| 86 | — | None | — | — | — |
| 87 | — | None | — | — | — |
| 88 | — | None | — | — | — |
| 89 | — | None | — | — | — |
| 90 | — | None | — | — | — |
| 91 | — | None | — | — | — |
| 92 | — | None | — | — | — |
| 93 | — | None | — | — | — |
| 94 | — | None | — | — | — |
| 95 | — | None | — | — | — |
| 96 | — | None | — | — | — |
| 97 | — | None | — | — | — |
| 98 | — | None | — | — | — |
| 99 | — | None | — | — | — |
| 100 | — | None | — | — | — |
Pedigree Summary
Helen + 2 siblings
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 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)