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Sarah Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Worcester, Massachusetts
Our Model Tree links this Sarah Johnson across the 1910, 1920 and 1930 US Censuses in Worcester, Massachusetts (XGBoost, ~Confirmed), with identified parents Carl & H — first a daughter (b.~1905), then head of a 9-person household.
Age 25
b. ~1905
Female
Daughter
Born: Sweden
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Worcester, Massachusetts |
| Surname | Johnson |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Sweden |
| Naturalization Status | First papers filed |
| Year of Immigration | 1907 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Valetine Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Occupation | Bookkeeper |
| Township / Ward | Worcester City |
| Est. Birth Year | ~1905 |
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 Sarah | Age | Birth yr |
|---|---|---|---|---|
| Ellen Johnson | Daughter | — | 20 | ~1910 |
| Olga Johnson | Daughter | — | 14 | ~1916 |
| Hilda Johnson | Daughter | — | 24 | ~1906 |
| Anna Johnson | Daughter | — | 21 | ~1909 |
| Sarah Johnson | Daughter | — | 25 | ~1905 |
| Sigrid Johnson | Daughter | — | 19 | ~1911 |
| Lilly Johnson | Daughter | — | 17 | ~1913 |
| Carl Johnson | Head | — | 50 | ~1880 |
| Anna Johnson | Spouse | — | 58 | ~1872 |
Census Appearances
1910
Worcester, Massachusetts
Daughter, age 5
Worcester, Massachusetts · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Sweden |
| Year of Immigration | 1907 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1920
Worcester, Massachusetts
Daughter, age 15
Worcester, Massachusetts · implied b. ~1905 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Sarah |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Sweden |
| Year of Immigration | 1905 |
| Naturalization Status | Alien |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Year of Naturalization | 1919 |
| Birthplace (normalized) | sweden |
1930
Worcester, Massachusetts
Daughter, age 25
Worcester, Massachusetts · implied b. ~1905 — 9 household members
| Surname | Johnson |
| Given Name | Sarah |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Sweden |
| Naturalization Status | First papers filed |
| Year of Immigration | 1907 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Bookkeeper |
| Industry | Valetine Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Sarah Johnson across 3 US Census years (1910, 1920 and 1930) in Worcester, Massachusetts, using XGBoost record linkage. Identified parents: father Carl Johnson (~0.92 confidence) and father H Johnson (~0.92 confidence) and father Edward Johnson (~0.92 confidence) and mother Anna Johnson (~0.92 confidence) and mother Annie Johnson (~0.92 confidence) and mother Anna Johnson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carl Johnson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
H Johnson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Edward Johnson
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Anna Johnson
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Annie Johnson
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Anna Johnson
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Sarah Johnson
Daughter · 1930 · age 25 · b. ~1905 · Massachusetts
★ You are viewing this record
Sibling
Sigrid Johnson
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Johnson
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Johnson
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lilly Johnson
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olga Johnson
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilda Johnson
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 — Worcester, Massachusetts
Open full size
1930 US Federal Census — Worcester, Massachusetts
Page Contents
40 people indexed on this census page (ia:1930:massachusettscensus00reel969:0329)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Delmo Mattheu | 42 | Head | Helper | Italy |
| 2 | Mary Mattheu | 38 | Wife | — | Italy |
| 3 | John Mattheu | 14 | Son | — | Massachusetts |
| 4 | Mildred Mattheu | 12 | Daughter | — | Massachusetts |
| 5 | George Mattheu | 6 | Son | — | Massachusetts |
| 6 | Angello Mattheu | 4 | Son | — | Massachusetts |
| 7 | Pauline Mattheu | 1 | Daughter | — | Massachusetts |
| 8 | Carl Johnson | 50 | Head | Carpenter | Sweden |
| 9 | Anna Johnson | 58 | Wife | — | Sweden |
| 10 | Sarah Johnson THIS PERSON | 25 | Daughter | Bookkeeper | Sweden |
| 11 | Hilda Johnson | 24 | Daughter | — | Sweden |
| 12 | Anna Johnson | 21 | Daughter | — | Massachusetts |
| 13 | Ellen Johnson | 20 | Daughter | — | Massachusetts |
| 14 | Sigrid Johnson | 19 | Daughter | — | Massachusetts |
| 15 | Lilly Johnson | 17 | Daughter | — | Massachusetts |
| 16 | Olga Johnson | 14 | Daughter | — | Massachusetts |
| 17 | Kazimer Michelonis | 46 | Head | Cutter | Lithuania |
| 18 | Alice Michelonis | 44 | Wife | — | Poland |
| 19 | Stanley Michelonis | 17 | Son | — | Massachusetts |
| 20 | Adam Michelonis | 15 | Son | Farmhand | Massachusetts |
| 21 | Joseph Michelonis | 13 | Son | — | New Jersey |
| 22 | Stephanie Michelonis | 11 | Daughter | — | Massachusetts |
| 23 | Kazimer Michelonis | 9 | Son | — | Massachusetts |
| 24 | Theodore Michelonis | 7 | Son | — | Massachusetts |
| 25 | Josephine Michelonis | 4 | Daughter | — | Massachusetts |
| 26 | Henry Michelonis | 2 | Son | — | Massachusetts |
| 27 | Michael Festa | 46 | Head | Dish Cleaner | Italy |
| 28 | Rosa Festa | 41 | Wife | — | Italy |
| 29 | Corrinne Festa | 19 | Daughter | Stitcher | Massachusetts |
| 30 | Patrick Festa | 18 | Son | Leather Worker | Massachusetts |
| 31 | Salvatore Festa | 15 | Son | — | Massachusetts |
| 32 | Joseph Festa | 13 | Son | — | Massachusetts |
| 33 | Anna Festa | 10 | Daughter | — | Massachusetts |
| 34 | Jennie Festa | 8 | Daughter | — | Massachusetts |
| 35 | Frank Festa | 5 | Son | — | Massachusetts |
| 36 | Carmella Festa | 6 | Daughter | — | Massachusetts |
| 37 | Michael Festa | 2 | Son | — | Massachusetts |
| 38 | Arthur Bernard | 20 | Head | Helper | Massachusetts |
| 39 | Isabelle Bernard | 19 | Wife | — | Massachusetts |
| 40 | Richard Bernard | 0 | Son | — | Massachusetts |
Related Census Records
Pedigree Summary
Sarah + 6 siblings
Gen 1 · 6 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)