MP
Mary Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Erie-County, Pennsylvania
Our Model Tree links this Mary Peterson across the 1920, 1930 and 1940 US Censuses in Erie-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 4-person household.
Age 55
b. ~1885
Female
Spouse
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, Pennsylvania |
| Surname | Peterson |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Erie City |
| 1935 Residence (County) | Erie |
| Naturalization Status | Naturalized |
| Additional Details | |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | Erie City |
| Est. Birth Year | ~1885 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| James Peterson | Head | — | 57 | ~1883 |
| Charles Peterson | Son | — | 23 | ~1917 |
| Howard Peterson | Son | — | 27 | ~1913 |
| Mary Peterson | Spouse | — | 55 | ~1885 |
Census Appearances
Spouse, age 35
Erie, Pennsylvania · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Patterson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1908 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Erie, Pennsylvania
Spouse, age 47
Erie, Pennsylvania · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Paterson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1905 |
| Age at First Marriage | 21 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Erie-County, Pennsylvania
Spouse, age 55
Erie-County, Pennsylvania · implied b. ~1885 — 4 household members
| Surname | Peterson |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Erie City |
| 1935 Residence (County) | Erie |
| Naturalization Status | Naturalized |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same House |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Mary Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Peterson
Spouse · 1940 · age 55 · b. ~1885 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Erie-County, Pennsylvania
Open full size
1940 US Federal Census — Erie-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03647-00412)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Naomi Clark | 14 | daughter | — | New York |
| 2 | Muriel Clark | 13 | daughter | — | New York |
| 3 | James Burke | 28 | head | Office Clerk | Pennsylvania |
| 4 | Marcella L. Burke | 23 | wife | — | Pennsylvania |
| 5 | James R. Burke | 4 | son | — | Pennsylvania |
| 6 | Stephen Staton | 42 | head | Labor Maintenance | Slovakia |
| 7 | Appolonia Staton | 37 | wife | — | Slovakia |
| 8 | Mary Staton | 15 | daughter | — | Pennsylvania |
| 9 | Helen Staton | 14 | daughter | — | Pennsylvania |
| 10 | Joseph Staton | 10 | son | — | Pennsylvania |
| 11 | Frank J. Weinchel | 57 | head | Operator Electric Furnace | Pennsylvania |
| 12 | Margaret J. Weinchel | 57 | wife | — | Pennsylvania |
| 13 | Mary Weinchel | 22 | daughter | Stenographer | Pennsylvania |
| 14 | Francis Weinchel | 19 | son | Refrigerator Assembler | Pennsylvania |
| 15 | Lawrence Weinchel | 18 | son | New Worker | Pennsylvania |
| 16 | Earl Johnston | 24 | lodger | Car Loader | Pennsylvania |
| 17 | James C. Peterson | 57 | head | Supervisor General Foreman | Scotland |
| 18 | Mary Peterson THIS PERSON | 55 | wife | — | Scotland |
| 19 | Howard C. Peterson | 27 | son | Operator Slide Machine | Pennsylvania |
| 20 | Charles H. Peterson | 23 | son | Refrigerator Assembler | Pennsylvania |
| 21 | Olaf Pierson | 61 | head | Labor Wood Room | Sweden |
| 22 | Clara Pierson | 56 | wife | — | Sweden |
| 23 | Peter Grimaly | 42 | lodger | Steamship Fireman | Norway |
| 24 | Thor O. Grimaly | 37 | lodger | Labor Wood Room | Norway |
| 25 | F. V. Schuren | 49 | lodger | Paper Laborer | Germany |
| 26 | Daniel F. Crane | 51 | head | Labor - Utility | Washington |
| 27 | Eva M. Crane | 40 | wife | — | New York |
| 28 | Carl A. Larson | 60 | head | Iron Molder | Sweden |
| 29 | Helma Larson | 58 | wife | — | Pennsylvania |
| 30 | Clarence Larson | 26 | son | Electrical Mfg. | Pennsylvania |
| 31 | Robert Huster | 19 | grandson | Beaterman Asst. | Pennsylvania |
| 32 | H. F. Beck | 66 | head | Carpenter | Sweden |
| 33 | Julia Beck | 54 | wife | — | Sweden |
| 34 | Helen Beck | 30 | daughter | Cashier - Office | Pennsylvania |
| 35 | John Bolea | 55 | head | Paper Carrier | Roumania |
| 36 | Anna Bolea | 48 | wife | — | Roumania |
| 37 | Michael J. Ring | 77 | head | — | Ireland |
| 38 | Robert Jenkins | 29 | lodger | Lathe Hand | Pennsylvania |
| 39 | Emma Jenkins | 26 | lodger | — | Pennsylvania |
| 40 | Frederick Schenfeld | 49 | head | Tool Grinding | Germany |
Related Census Records
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)