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Carl Larson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Fairfield-County, Connecticut
Our Model Tree links this Carl Larson across the 1920, 1930 and 1940 US Censuses in Fairfield-County, Connecticut (XGBoost, ~Confirmed), with identified parents John & Hannah — first a head (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Male
Head
Born: Vermont
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Fairfield-County, Connecticut |
| Surname | Larson |
| Given Name | Carl R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | Bridgeport City |
| 1935 Residence (County) | Fairfield |
| Additional Details | |
| Occupation | Cleaner |
| Industry | Stone Cutting |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 914 |
| Highest Grade | 6 |
| 1935 Residence | Same house |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
| Occupation | Cleaner |
| Township / Ward | Bridgeport City |
| Est. Birth Year | ~1900 |
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 1940 census.
| Name | Relation to head | Relative to Carl | Age | Birth yr |
|---|---|---|---|---|
| Carl Larson | Head | — | 40 | ~1900 |
| Carl Larson | Son | — | 15 | ~1925 |
| John Larson | Son | — | 11 | ~1929 |
| Eva Larson | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Fairfield, Connecticut
Son, age 19
Fairfield, Connecticut · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Vermont |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Office Boy |
| Industry | Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1930
Fairfield, Connecticut
Head, age 30
Fairfield, Connecticut · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Vermont |
| Age at First Marriage | 22 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | stone cutter |
| Industry | Stone Company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35.00 |
| Radio Set | No |
| Veteran | No |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1940
Fairfield-County, Connecticut
Head, age 40
Fairfield-County, Connecticut · implied b. ~1900 — 4 household members
| Surname | Larson |
| Given Name | Carl R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | Bridgeport City |
| 1935 Residence (County) | Fairfield |
| Occupation | Cleaner |
| Industry | Stone Cutting |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 914 |
| Highest Grade | 6 |
| 1935 Residence | Same house |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
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 Larson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Larson (~0.92 confidence) and mother Hannah Larson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Larson
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Hannah Larson
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Carl Larson
Head · 1940 · age 40 · b. ~1900 · Connecticut
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Fairfield-County, Connecticut
Open full size
1940 US Federal Census — Fairfield-County, Connecticut
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00531-00382)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Benjamin A Hadfield | 47 | Head | Printer | Austria |
| 2 | Sarah F Hadfield | 44 | Wife | — | Austria |
| 3 | Esther L Hadfield | 23 | Daughter | Stenographer | Pennsylvania |
| 4 | William H Washburn | 58 | Head | Inspector | Connecticut |
| 5 | Margaret Washburn | 56 | Wife | Inspector | Connecticut |
| 6 | Edward Smith | 53 | Lodger | — | Connecticut |
| 7 | Catherine Washburn | 20 | Daughter | Stenographer | Connecticut |
| 8 | Carl R Larson THIS PERSON | 40 | Head | Cleaner | Vermont |
| 9 | Eva I Larson | 40 | Wife | Forelady | Connecticut |
| 10 | Carl R Larson | 15 | Son | — | Connecticut |
| 11 | John H Larson | 11 | Son | — | Connecticut |
| 12 | Valdus O Anderson | 51 | Head | Tool Maker | Denmark |
| 13 | Marie E Anderson | 49 | Wife | — | Connecticut |
| 14 | Dorothea Nielsen | 75 | Mother-in-law | — | Denmark |
| 15 | Alfred H Anderson | 20 | Son | — | Connecticut |
| 16 | Raymond Monroe | 47 | Head | Draftsman | Connecticut |
| 17 | Anna D Monroe | 45 | Wife | — | Massachusetts |
| 18 | Raymond Jr Monroe | 22 | Son | Book Binder | Connecticut |
| 19 | Marjory Monroe | 15 | Daughter | — | Connecticut |
| 20 | Sarah Scott | 48 | Head | — | New York |
| 21 | Solomon Scott | 20 | Son | — | Connecticut |
| 22 | Murray Scott | 17 | Son | Salesman | Connecticut |
| 23 | Sylvia Scott | 18 | Daughter | Never Worked Before | Connecticut |
| 24 | Minnie Scott | 18 | Daughter | Never Worked Before | Connecticut |
| 25 | Martha Scott | 15 | Daughter | — | Connecticut |
| 26 | Oscar Olsen | 60 | Head | Foreman | Sweden |
| 27 | Agnes A Olsen | 54 | Wife | — | Sweden |
| 28 | John F Lawlor | 69 | Head | Foreman | Ireland |
| 29 | Anastasia Lawlor | 69 | Wife | — | Ireland |
| 30 | William E Duker | 28 | Head | Guard | Connecticut |
| 31 | Anna M Duker | 30 | Wife | — | New York |
| 32 | Arthur Munson | 34 | Head | Laborer | Maine |
| 33 | Eleanor R Munson | 32 | Wife | — | New York |
| 34 | Beverly A Munson | 1 | Daughter | — | Connecticut |
| 35 | Ivar Ohlson | 39 | Head | Toolmaker | Sweden |
| 36 | Hildur Ohlson | 35 | Wife | Bench Worker | Sweden |
| 37 | Arvid Ericson | 46 | Head | Carpenter | Sweden |
| 38 | Paul Ericson | 9 | Son | — | Connecticut |
| 39 | Matilda Nielsen | 60 | Lodger | Houseworker | Sweden |
| 40 | Edward H Phelps | 62 | Head | Clerk | Connecticut |
Pedigree Summary
Carl
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)