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Mary Waters — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ramsey-County, Minnesota
Our Model Tree links this Mary Waters across the 1930 and 1940 US Censuses in Ramsey-County, Minnesota (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 8-person household.
Age 46
b. ~1894
Female
Spouse
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, Minnesota |
| Surname | Waters |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | St Paul City |
| Est. Birth Year | ~1894 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Cathrine Waters | Daughter | — | 12 | ~1928 |
| William Waters | Head | — | 43 | ~1897 |
| George Waters | Son | — | 14 | ~1926 |
| Thomas Waters | Son | — | 5 | ~1935 |
| Raymond Waters | Son | — | 13 | ~1927 |
| James Waters | Son | — | 10 | ~1930 |
| William Waters | Son | — | 16 | ~1924 |
| Mary Waters | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Ramsey, Minnesota
Other, age 36
Ramsey, Minnesota · implied b. ~1894 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Waters |
| Given Name | Mary E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 28 |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, Minnesota
Spouse, age 46
Ramsey-County, Minnesota · implied b. ~1894 — 8 household members
| Surname | Waters |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Waters across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Waters
Spouse · 1940 · age 46 · b. ~1894 · Minnesota
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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 — Ramsey-County, Minnesota
Open full size
1940 US Federal Census — Ramsey-County, Minnesota
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01997-00405)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John R Hultgren | 43 | Head | Salesman | Minnesota |
| 42 | Esther A Hultgren | 43 | Wife | — | Minnesota |
| 43 | Gloria M Hultgren | 7 | Daughter | — | Minnesota |
| 44 | Nancy J Hultgren | 3 | Daughter | — | Minnesota |
| 45 | Robert J Peterson | 23 | Head | Mineral Inspector | Minnesota |
| 46 | Aris M Peterson | 26 | Wife | — | Minnesota |
| 48 | Anna B-O Schulz | 67 | Head | Housework | Germany |
| 49 | Lillian M Crotty | 41 | Lodger | Key-Punch Operator | Wisconsin |
| 50 | Milford Crotty | 17 | Lodger | — | Minnesota |
| 51 | Jens Petersen | 76 | Head | — | Denmark |
| 52 | Inger M Petersen | 66 | Wife | — | Denmark |
| 53 | Arnold A Petersen | 31 | Son | Labor | Denmark |
| 54 | Edward G Petersen | 23 | Son | Mechanic | Denmark |
| 55 | Margaret Hurley | 45 | Head | — | Minnesota |
| 56 | Delores R Hurley | 17 | Daughter | Packer | Minnesota |
| 57 | Owen R Hurley | 16 | Son | — | Minnesota |
| 58 | Harold J Hurley | 14 | Son | — | Minnesota |
| 59 | Betty Zieman | 18 | Daughter | — | Minnesota |
| 60 | Colleen M Zieman | 1 | Grand Daughter | — | Minnesota |
| 61 | Gunnard F Nelson | 43 | Head | Clerk | Minnesota |
| 62 | Josephine E Nelson | 41 | Wife | — | Minnesota |
| 63 | Gerald B Nelson | 10 | Son | — | Minnesota |
| 64 | Richard Nelson | 5 | Son | — | Minnesota |
| 65 | Henry Lenz | 70 | Father | — | Germany |
| 66 | John L Hughes | 61 | Head | Clerk | Wales |
| 67 | Mae S Hughes | 61 | Wife | — | Wisconsin |
| 68 | Erma G Hughes | 30 | Daughter | Typist | Iowa |
| 69 | John G Hughes | 24 | Son | Labor | Washington |
| 70 | Mary M Hughes | 19 | Daughter | Stenographer | Wisconsin |
| 71 | William J Waters | 43 | Head | Stationery Engineer | Minnesota |
| 72 | Mary E Waters THIS PERSON | 46 | Wife | — | Minnesota |
| 73 | William R Waters | 16 | Son | — | Minnesota |
| 74 | George A Waters | 14 | Son | — | Minnesota |
| 75 | Raymond L Waters | 13 | Son | — | Minnesota |
| 76 | Cathrine R Waters | 12 | Daughter | — | Minnesota |
| 77 | James E Waters | 10 | Son | — | Minnesota |
| 78 | Thomas L Waters | 5 | Son | — | Minnesota |
| 79 | Ida T Larson | 65 | Head | — | Sweden |
| 80 | Glenn L Nelsen | 32 | Son-in-law | Buyer | Minnesota |
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)