MS
Mary Swanson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Erie-County, Pennsylvania
Our Model Tree links this Mary Swanson across the 1930 and 1940 US Censuses in Erie-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, Pennsylvania |
| Surname | Swanson |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Corry |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Pa |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Corry City |
| Est. Birth Year | ~1888 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Alma Swanson | Daughter | — | 15 | ~1925 |
| Robert Swanson | Son | — | 19 | ~1921 |
| Peter Swanson | Head | — | 47 | ~1893 |
| Edna Swanson | Daughter | — | 14 | ~1926 |
| Mary Swanson | Spouse | — | 52 | ~1888 |
Census Appearances
1930
Erie, Pennsylvania
Spouse, age 41
Erie, Pennsylvania · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 30 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Erie-County, Pennsylvania
Spouse, age 52
Erie-County, Pennsylvania · implied b. ~1888 — 5 household members
| Surname | Swanson |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Corry |
| 1935 Residence (County) | Erie |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Pa |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Swanson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Swanson
Spouse · 1940 · age 52 · b. ~1888 · 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-t0627-03500-00157)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Peter L. Swanson | 47 | Head | Printer | Sweden |
| 2 | Mary E. Swanson THIS PERSON | 52 | Wife | — | Pennsylvania |
| 3 | Robert M. Swanson | 19 | Son | Janitor | Pennsylvania |
| 4 | Alma L. Swanson | 15 | Daughter | — | Pennsylvania |
| 5 | Edna M. Swanson | 14 | Daughter | — | Pennsylvania |
| 6 | James J. Harden | 69 | Head | — | Pennsylvania |
| 7 | Elva S. Harden | 61 | Wife | — | New York |
| 8 | Ivar Rhenburg | 30 | Lodger | Laborer | Pennsylvania |
| 9 | Harry L. Davis | 75 | Head | — | Pennsylvania |
| 10 | Carrie Davis | 73 | Wife | — | Pennsylvania |
| 11 | Perry Collier | 69 | Head | Maintenance | Wisconsin |
| 12 | Fannie Collier | 55 | Wife | — | Ohio |
| 13 | George Collier | 28 | Son | Grinder | New York |
| 14 | Charles Merrow | 88 | Father-in-law | — | New York |
| 15 | Arden Watson | 45 | Lodger | Laborer | Pennsylvania |
| 16 | A. J. Scheppner | 41 | Head | Office Mgr | Penn |
| 17 | Kathleen Scheppner | 36 | Wife | — | Penn |
| 18 | John Scheppner | 13 | Son | — | Penn |
| 19 | Joan Scheppner | 10 | Daughter | — | Penn |
| 20 | Harry B. Morton | 41 | Head | Wood Worker | Penn |
| 21 | Maida Morton | 30 | Wife | — | Penn |
| 22 | Mary Sloane Morton | 4 | Daughter | — | Penn |
| 23 | William Morton | 1 | Son | — | Penn |
| 24 | Richard Dunbar | 7 | Step son | — | Penn |
| 25 | Willis Powers | 39 | Head | Labor | Penn |
| 26 | Mary Powers | 33 | Wife | — | Penn |
| 27 | Donald Powers | 16 | Son | — | Penn |
| 28 | Richard Warnshuis | 21 | Head | Mach. Operator | New York |
| 29 | Jessie Warnshuis | 21 | Wife | — | New York |
| 30 | G. M. Gratopp | 53 | Head | Laborer | New York |
| 31 | Mrs H. T. Fritts | 75 | Head | — | Penna |
| 32 | Clinton Lindsey | 80 | Head | — | Penna |
| 33 | Katie Lindsey | 74 | Wife | — | Penna |
| 34 | Ralph L. Carroll | 33 | Head | Inspector | Ohio |
| 35 | Dorothy Carroll | 33 | Wife | — | Ohio |
| 36 | Thomas Carroll | 2 | Son | — | Penna |
| 37 | H. L. B. Mac Lees | 49 | Head | Electrician | Penna |
| 38 | Anne Mac Lees | 47 | Wife | — | Penna |
| 39 | William Mac Lees | 23 | Son | Laborer | New York |
| 40 | Howard Mac Lees | 18 | Son | — | Penna |
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)