MS
Mary Shannon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ramsey-County, Minnesota
Our Model Tree links this Mary Shannon across the 1930 and 1940 US Censuses in Ramsey-County, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 7-person household.
Age 18
b. ~1922
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, Minnesota |
| Surname | Shannon |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | St Paul 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Margaret Shannon | Daughter | — | 17 | ~1923 |
| Mary Shannon | Spouse | — | 46 | ~1894 |
| Gladys Winniford | Other | — | 44 | ~1896 |
| Robert Shannon | Son | — | 10 | ~1930 |
| Ray Shannon | Head | — | 47 | ~1893 |
| Kathleen Shannon | Daughter | — | 17 | ~1923 |
| Mary Shannon | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Ramsey, Minnesota
Daughter, age 8
Ramsey, Minnesota · implied b. ~1922 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shannon |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, Minnesota
Daughter, age 18
Ramsey-County, Minnesota · implied b. ~1922 — 7 household members
| Surname | Shannon |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Highest Grade | Hs 4 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Shannon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Shannon
Daughter · 1940 · age 18 · b. ~1922 · Minnesota
★ You are viewing this record
Sibling
Robert Shannon
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Shannon
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Shannon
Sibling · 1940 · age 17
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 — Ramsey-County, Minnesota
Open full size
1940 US Federal Census — Ramsey-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01998-00755)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Philip L. O'Toole | 50 | Head | Editor | Irish Free State |
| 42 | Arlene M. O'Toole | 45 | Wife | — | Iowa |
| 43 | Mary Phyllis O'Toole | 3 | Daughter | — | Minnesota |
| 44 | Eugene J. Nothwald | 30 | Head | Manager | Minnesota |
| 45 | Dorothy D. Nothwald | 28 | Wife | — | Minnesota |
| 46 | Eugene J. Jr. Nothwald | 5 | Son | — | Minnesota |
| 47 | Donald Louis Nothwald | 1 | Son | — | Minnesota |
| 48 | Julia A. Donohue | 74 | Head | — | Wisconsin |
| 49 | Christopher Gillen | 80 | Brother-in-law | — | Wisconsin |
| 50 | Genevieve Murray | 42 | Cousin | Registered Nurse | Wisconsin |
| 51 | Mary Jane Murray | 13 | Cousin | — | Minnesota |
| 52 | Julianne Murray | 7 | Cousin | — | Illinois |
| 53 | John L. Beard | 30 | Head | Representative | Minnesota |
| 54 | Elizabeth C. Beard | 29 | Wife | — | Minnesota |
| 55 | Peter Charles Beard | 1 | Son | — | Minnesota |
| 56 | Frank Ubel | 51 | Head | Optician | Minnesota |
| 57 | Mary Ubel | 45 | Wife | — | Minnesota |
| 58 | Jean Ubel | 19 | Daughter | — | Minnesota |
| 59 | Frank Jr. Ubel | 15 | Son | — | Minnesota |
| 60 | Pauline Mollman | 52 | Housekeeper | Housekeeper | Germany |
| 61 | Martha C. Mccabe | 64 | Head | — | Iowa |
| 62 | George B. Loomis | 70 | Lodger | — | Minnesota |
| 63 | Dell A. Loomis | 67 | Lodger | Painter | Minnesota |
| 64 | Minnie L. King | 68 | Head | — | Minnesota |
| 65 | Lila King | 25 | Servant | Housekeeper | Minnesota |
| 66 | Ray Shannon | 47 | Head | Doctor | Minnesota |
| 67 | Mary Shannon | 46 | Wife | — | Minnesota |
| 68 | Mary Jane Shannon THIS PERSON | 18 | Daughter | — | Minnesota |
| 69 | Margaret Elizabeth Shannon | 17 | Daughter | — | Minnesota |
| 70 | Kathleen Ann Shannon | 17 | Daughter | — | Minnesota |
| 71 | Robert James Shannon | 10 | Son | — | Minnesota |
| 72 | Gladys Winniford | 44 | Servant | Housekeeper | North Dakota |
| 73 | Mary A. Sorenson | 80 | Head | — | New York |
| 74 | John M. Sorenson | 54 | Son | Mechanic | Nebraska |
| 75 | Frances M. Sorenson | 50 | Daughter | Buyer | South Dakota |
| 76 | Margaret Walsh | 74 | Head | — | Minnesota |
| 77 | Inez W. Rust | 40 | Daughter | Bookkeeper | Minnesota |
| 78 | Walter Rust | 9 | Grandson | — | Minnesota |
| 79 | Rose Westerberg | 21 | Servant | Servant | North Dakota |
| 80 | Philip L. Ray | 50 | Head | President | Minnesota |
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)