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Carl Carlson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Worcester, Massachusetts
Our Model Tree links this Carl Carlson across the 1910, 1920, 1930 and 1940 US Censuses in Worcester, Massachusetts (XGBoost, ~Confirmed), with identified parents Carl & Esta — first a son (b.~1910), then head of a 7-person household.
Age 20
b. ~1910
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Worcester, Massachusetts |
| Surname | Carlson |
| Given Name | Carl H. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Worcester City |
| Est. Birth Year | ~1910 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Carl | Age | Birth yr |
|---|---|---|---|---|
| Hazel Carlson | Daughter | — | 4 | ~1926 |
| Helen Carlson | Daughter | — | 11 | ~1919 |
| Carl Carlson | Head | — | 48 | ~1882 |
| Per Peterson | Other | — | 73 | ~1857 |
| Mathilda Carlson | Other | — | 44 | ~1886 |
| Johanna Carlson | Other | — | 71 | ~1859 |
| Carl Carlson | Son | — | 20 | ~1910 |
Census Appearances
1910
Worcester, Massachusetts
Son, age 1
Worcester, Massachusetts · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Worcester, Massachusetts
Son, age 10
Worcester, Massachusetts · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Carl W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Worcester, Massachusetts
Son, age 20
Worcester, Massachusetts · implied b. ~1910 — 7 household members
| Surname | Carlson |
| Given Name | Carl H. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Worcester-County, Massachusetts
Head, age 30
Worcester-County, Massachusetts · implied b. ~1910 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Worcester City |
| 1935 Residence (County) | Worcester |
| Occupation | Dealer |
| Industry | Power & Light Co. |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 2150 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Carl Carlson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Carl Carlson (~0.92 confidence) and mother Esta Carlson (~0.92 confidence) and father Carl Carlson (~0.92 confidence) and father Carl Carlson (~0.92 confidence) and mother Matilda Carlson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carl Carlson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Esta Carlson
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Carl Carlson
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Carl Carlson
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Matilda Carlson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Carl Carlson
Son · 1930 · age 20 · b. ~1910 · Massachusetts
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Sibling
Helen Carlson
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Carlson
Sibling · 1930 · age 4
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
46 people indexed on this census page (ia:1930:massachusettscensus00reel967:0524)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Wilfred H. Wilkinson | 39 | Head | Draftsman | England |
| 52 | Fannie Wilkinson | 34 | Wife-H | — | England |
| 53 | Wilfred H. Wilkinson | 11 | Son | — | England |
| 54 | Doreen Wilkinson | 8 | daughter | — | Massachusetts |
| 55 | Donald Wilkinson | 8 | son | — | Massachusetts |
| 56 | Beverley A. Wilkinson | 2 | daughter | — | Massachusetts |
| 57 | Betty J. Wilkinson | 0 | daughter | — | Massachusetts |
| 58 | Emil Johnson | 55 | Head | Fireman | Sweden |
| 59 | Amanda Johnson | 52 | Wife-H | — | Sweden |
| 60 | Ingeborg Johnson | 30 | daughter | Filing Clerk | Massachusetts |
| 61 | Everett Johnson | 24 | son | Cabinet-Maker | Massachusetts |
| 62 | Warren Johnson | 15 | son | None | Massachusetts |
| 63 | John Jordan | 75 | Head | None | Rhode Island |
| 64 | Estelle E. Jordan | 71 | wife-H | None | Rhode Island |
| 65 | Arthur E. Jordan | 46 | son | Laborer | Rhode Island |
| 66 | Norma A. Lee | 2 | grand-dau | — | Massachusetts |
| 67 | Conrad Olson | 37 | Head | Machinist | Sweden |
| 68 | Olga Olson | 38 | Wife-H | None | Sweden |
| 69 | Stanley Olson | 12 | son | None | Massachusetts |
| 70 | Matilda Petterson | 63 | Head-H | None | Sweden |
| 71 | Roy Petterson | 27 | son | Attorney | Massachusetts |
| 72 | Evelyn Petterson | 22 | daughter | Typist | Massachusetts |
| 73 | Louise Nichols | 16 | gr-daughter | None | Massachusetts |
| 74 | Carl S. Flink | 46 | Head | Trimmer | Sweden |
| 75 | Rudina H. Flink | 44 | Wife-H | None | Sweden |
| 76 | Norman E. Flink | 17 | son | None | Massachusetts |
| 77 | Henry M. Flink | 13 | son | None | Massachusetts |
| 78 | Robert A. Flink | 4 | son | None | Massachusetts |
| 79 | C. David Peterson | 38 | Head | Contractor | Sweden |
| 80 | Julia A. Peterson | 41 | Wife-H | None | Sweden |
| 81 | Carl D. Peterson | 13 | son | None | Massachusetts |
| 82 | Lois A. Peterson | 10 | daughter | None | Massachusetts |
| 83 | Robert B. Peterson | 4 | son | None | Massachusetts |
| 84 | Earl W. Peterson | 2 | daughter | None | Massachusetts |
| 85 | Eric P. Frederikson | 35 | brother-in-law | Painter | Sweden |
| 86 | August Peterson | 59 | Head | Storekeeper | Sweden |
| 87 | Bessie E. Peterson | 54 | Wife-H | None | Connecticut |
| 88 | Carl Carlson | 48 | Head | Plumber | Sweden |
| 89 | Mathilda Carlson | 44 | Wife-H | None | Sweden |
| 90 | Carl H. Carlson THIS PERSON | 20 | son | None | Massachusetts |
| 91 | Helen V. Carlson | 11 | daughter | None | Massachusetts |
| 92 | Hazel D. Carlson | 4 | daughter | None | Massachusetts |
| 93 | Johanna Carlson | 71 | mother | None | Sweden |
| 94 | Per A. Peterson | 73 | father-in-law | None | Sweden |
| 95 | Albin Anderson | 50 | Head | Welder | Sweden |
| 96 | Ellen Anderson | 60 | Wife-H | None | Sweden |
Pedigree Summary
Carl + 2 siblings
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)