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Margaret Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this Margaret Peterson across the 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 9-person household.
Age 18
b. ~1922
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Peterson |
| Given Name | Margaret (A.B.) |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Holyoke City |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Holyoke City |
| Est. Birth Year | ~1922 |
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 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Jacqueline Peterson | Daughter | — | 16 | ~1924 |
| Margaret Peterson | Daughter | — | 18 | ~1922 |
| Barbara Peterson | Daughter | — | 17 | ~1923 |
| Dewey Peterson | Head | — | 41 | ~1899 |
| Phyllis Peterson | Daughter | — | 14 | ~1926 |
| Eric Peterson | Son | — | 8 | ~1932 |
| Thelma Peterson | Daughter | — | 20 | ~1920 |
| Lena Peterson | Spouse | — | 45 | ~1895 |
| Christina Peterson | Daughter | — | 5 | ~1935 |
Census Appearances
1930
Hampden, Massachusetts
Daughter, age 8
Hampden, Massachusetts · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Margaret U. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Hampden-County, Massachusetts
Daughter, age 18
Hampden-County, Massachusetts · implied b. ~1922 — 9 household members
| Surname | Peterson |
| Given Name | Margaret (A.B.) |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Holyoke City |
| 1935 Residence (County) | Hampden |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same house |
| 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 Margaret Peterson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Peterson
Daughter · 1940 · age 18 · b. ~1922 · Massachusetts
★ You are viewing this record
Sibling
Jacqueline Peterson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Christina Peterson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eric Peterson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Peterson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Peterson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phyllis Peterson
Sibling · 1940 · age 14
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
1940 US Federal Census — Hampden-County, Massachusetts
Open full size
1940 US Federal Census — Hampden-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01595-00070)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret Adams | 10 | Daughter | — | Massachusetts |
| 42 | Emile M. Rimbold | 28 | Head | Packer | Massachusetts |
| 43 | Jean Rimbold | 26 | Wife | — | Massachusetts |
| 44 | Dolores Rimbold | 6 | Daughter | — | Massachusetts |
| 45 | Albinie Ducharme | 35 | Head | Seamstress | Massachusetts |
| 46 | Vincent Ducharme | 12 | Son | — | Massachusetts |
| 47 | Doris Ducharme | 5 | Daughter | — | Massachusetts |
| 48 | Patrick J. Sullivan | 65 | Head | Fireman | Massachusetts |
| 49 | Sabina M. Sullivan | 60 | Wife | — | Eire |
| 50 | John J. Sullivan | 28 | Son | Clerk | Massachusetts |
| 51 | Patricia J. Sullivan | 24 | Daughter | — | Massachusetts |
| 52 | Edward J. Sullivan | 22 | Son | Sports Writer | Massachusetts |
| 53 | Helen A. Sullivan | 20 | Daughter | Office Worker | Massachusetts |
| 54 | Rose E. Sullivan | 18 | Daughter | Stenographer | Massachusetts |
| 55 | George J. Sullivan | 16 | Son | — | Massachusetts |
| 56 | Edward D. Lawler | 22 | Head | Clerk | Massachusetts |
| 57 | Henrietta C. Lawler | 19 | Wife | — | Massachusetts |
| 58 | Gerald G. Lawler | 1 | Son | — | Massachusetts |
| 59 | Dewey L. Peterson | 41 | Head | Laborer | Massachusetts |
| 60 | Lena R. Peterson | 45 | Wife | Making Hospital Supplies | Massachusetts |
| 61 | Thelma J. Peterson | 20 | Daughter | — | Massachusetts |
| 62 | Margaret (A.B.) Peterson THIS PERSON | 18 | Daughter | — | Massachusetts |
| 63 | Barbara Peterson | 17 | Daughter | Mothers Helper | Massachusetts |
| 64 | Jacqueline Peterson | 16 | Daughter | — | Massachusetts |
| 65 | Phyllis Peterson | 14 | Daughter | — | Massachusetts |
| 66 | Eric Peterson | 8 | Son | — | Massachusetts |
| 67 | Christina Peterson | 5 | Daughter | — | Massachusetts |
| 68 | Mederrise Tetrault | 74 | Head | — | Canada French |
| 69 | Homer Tetrault | 40 | Son | Paper-Finisher | Massachusetts |
| 70 | Bertha L. Tetrault | 36 | Daughter-in-law | Packer | Massachusetts |
| 71 | Rene A. Marcil | 27 | Head | Inspector | Canada French |
| 72 | Camilla J. Marcil | 26 | Wife | Stenographer | Maine |
| 73 | Robert A. Marcil | 1 | Son | — | Massachusetts |
| 74 | Richard S. Marcil | 1 | Son | — | Massachusetts |
| 75 | Arthur J. Boulanger | 25 | Head | 75 | Rhode Island |
| 76 | Irene A. Boulanger | 25 | Wife | — | Massachusetts |
| 77 | Arthur Jr. Boulanger | 2 | Son | — | Massachusetts |
| 78 | George R. St. George | 25 | Head | Punch Press | Massachusetts |
| 79 | Mary A. St. George | 21 | Wife | — | Massachusetts |
| 80 | George R. St. George | 4 | Son | — | Massachusetts |
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)