EP
Ernest Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Ernest Peterson across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Sophie — first a head (b.~1899), then head of a 8-person household.
Age 41
b. ~1899
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Peterson |
| Given Name | Ernest A. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | painter |
| Industry | building construction |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 904 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Painter |
| Township / Ward | Boston City |
| Est. Birth Year | ~1899 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ernest | Age | Birth yr |
|---|---|---|---|---|
| Thelma Peterson | Daughter | — | 13 | ~1927 |
| Carl Peterson | Son | — | 3 | ~1937 |
| Albert Peterson | Son | — | 10 | ~1930 |
| Carol Peterson | Daughter | — | 1 | ~1939 |
| Ruth Peterson | Spouse | — | 34 | ~1906 |
| Ernest Peterson | Head | — | 41 | ~1899 |
| Ruth Peterson | Daughter | — | 9 | ~1931 |
| Ernest Peterson | Son | — | 12 | ~1928 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 20
Suffolk, Massachusetts · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Ernest F |
| 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 | Gardener |
| Industry | Private Family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 31
Suffolk, Massachusetts · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Ernest T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Head, age 41
Suffolk-County, Massachusetts · implied b. ~1899 — 8 household members
| Surname | Peterson |
| Given Name | Ernest A. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | painter |
| Industry | building construction |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 904 |
| Highest Grade | No 8 |
| 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 Ernest Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Sophie Peterson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Sophie Peterson
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ernest Peterson
Head · 1940 · age 41 · b. ~1899 · Massachusetts
★ 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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01682-00826)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Winifred C. Murren | 43 | Head | Artist | Massachusetts |
| 42 | Marie H. Cranwell | 32 | Head | Telephone Operator | Massachusetts |
| 43 | Jacqueline Cranwell | 12 | daughter | — | Massachusetts |
| 44 | Mary E. Smith | 82 | Head | — | Massachusetts |
| 45 | Mary G. Quigley | 47 | Head | Receptionist | Massachusetts |
| 47 | Annie M. Nicholson | 69 | Head | — | Canada-English |
| 48 | William J. Nicholson | 50 | son | Gardener | Massachusetts |
| 49 | James J. Lawton | 82 | head | — | Massachusetts |
| 50 | Luella Lawton | 83 | wife | — | Maine |
| 51 | Victorine M. Lawton | 61 | daughter | — | Maine |
| 52 | Beatrice L. Hathaway | 59 | daughter | — | Maine |
| 53 | Angus Murphy | 68 | head | Painter | Canada-English |
| 54 | Esther Murphy | 66 | wife | — | Canada-English |
| 55 | George B. Murphy | 31 | son | Washing Machine Repair Man | Massachusetts |
| 56 | Henry Roma | 58 | head | Carpenter | Canada-English |
| 57 | Elizabeth Roma | 59 | wife | — | Canada-English |
| 59 | Ernest A. Peterson THIS PERSON | 41 | head | Painter | Massachusetts |
| 60 | Ruth Peterson | 34 | wife | — | Sweden |
| 61 | Thelma Peterson | 13 | daughter | — | Massachusetts |
| 62 | Ernest Peterson | 12 | son | — | Massachusetts |
| 63 | Albert Peterson | 10 | son | — | Massachusetts |
| 64 | Ruth Peterson | 9 | daughter | — | Massachusetts |
| 65 | Carl Peterson | 3 | son | — | Massachusetts |
| 66 | Carol Peterson | 1 | daughter | — | Massachusetts |
| 67 | Joseph J. Sullivan | 39 | head | Journey Man Plumber | Same place |
| 68 | Evelyn M. Sullivan | 33 | wife | — | Same place |
| 69 | Nancy M. Sullivan | 11 | daughter | — | Same place |
| 70 | Marguerite Sullivan | 8 | daughter | — | Same place |
| 72 | Margaret Cochrane | 42 | head | Waitress | Massachusetts |
| 73 | James Cochrane | 21 | son | Clerk | Massachusetts |
| 74 | Marjorie Cochrane | 19 | daughter | Salesgirl | Massachusetts |
| 75 | Patricia Cochrane | 15 | daughter | — | Massachusetts |
| 76 | Elsie Greene | 35 | wife | Waitress | Massachusetts |
| 77 | Joanne Greene | 12 | daughter | — | Massachusetts |
| 78 | Catherine Carpenter | 59 | head | — | Pennsylvania |
| 79 | Muriel Carpenter | 25 | daughter | Play Ground Instructor | Massachusetts |
| 80 | Phyllis Carpenter | 19 | daughter | Folder And Trimmer | Massachusetts |
Pedigree Summary
Ernest
Gen 1 · 1 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)