EM
Elizabeth Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bremer-County, Iowa
Our Model Tree links this Elizabeth Mason across the 1930 and 1940 US Censuses in Bremer-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 6-person household.
Age 41
b. ~1899
Female
Spouse
Born: Germany
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bremer-County, Iowa |
| Surname | Mason |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Buchanan |
| Naturalization Status | Alien |
| Additional Details | |
| Industry | H |
| Highest Grade | 7 |
| 1935 Residence | Iowa |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | Fremont Township |
| Est. Birth Year | ~1899 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Mason | Spouse | — | 41 | ~1899 |
| Betty Mason | Daughter | — | 9 | ~1931 |
| Carol Mason | Daughter | — | 4 | ~1936 |
| Carl Mason | Head | — | 43 | ~1897 |
| Raymond Mason | Son | — | 15 | ~1925 |
| Thomas Mason | Son | — | 12 | ~1928 |
Census Appearances
1930
Black Hawk, …
Spouse, age 31
Black Hawk, Iowa · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1914 |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Bremer-County, Iowa
Spouse, age 41
Bremer-County, Iowa · implied b. ~1899 — 6 household members
| Surname | Mason |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Buchanan |
| Naturalization Status | Alien |
| Industry | H |
| Highest Grade | 7 |
| 1935 Residence | Iowa |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 Elizabeth Mason across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Elizabeth Mason
Spouse · 1940 · age 41 · b. ~1899 · Iowa
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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 — Bremer-County, Iowa
Open full size
1940 US Federal Census — Bremer-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01142-00118)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Maurice Woodcock | 36 | Head | Farmer | Minnesota |
| 2 | Ruth Woodcock | 32 | Wife | — | Iowa |
| 3 | Eugene Woodcock | 12 | Son | — | Iowa |
| 4 | Geraldine Woodcock | 9 | Daughter | — | Iowa |
| 5 | Colene Woodcock | 2 | Daughter | — | Iowa |
| 6 | Albert Woodcock | 70 | Father | — | Illinois |
| 7 | Glenys Meyers | 22 | Lodger | D.H.I.A. Supervisor | Iowa |
| 8 | Erwin Platte | 31 | Head | Farmer | Iowa |
| 9 | Clara Platte | 25 | Wife | — | Iowa |
| 10 | Ferdinand Hackbarth | 59 | Head | Farmer | Germany |
| 11 | Lena Hackbarth | 52 | Wife | — | Iowa |
| 12 | Viola Hackbarth | 24 | Daughter | — | Iowa |
| 13 | Mary Traumman | 80 | Mother | — | Illinois |
| 14 | Carl Peters | 42 | Head | Farmer | Iowa |
| 15 | Emilie Peters | 40 | Wife | — | Iowa |
| 16 | Lester Peters | 17 | Son | Farm Laborer | Iowa |
| 17 | Virgil Peters | 9 | Son | — | Iowa |
| 18 | Joyce Peters | 0 | Daughter | — | Iowa |
| 19 | Harnes Schlichting | 27 | Head | Farmer | Iowa |
| 20 | Agnes Schlichting | 22 | Wife | — | Iowa |
| 21 | Paul A. Wenzman | 36 | Head | Farmer | Iowa |
| 22 | Helen Wenzman | 31 | Wife | — | Iowa |
| 23 | Joan Wenzman | 9 | Daughter | — | Iowa |
| 24 | Verla Wenzman | 6 | Daughter | — | Iowa |
| 25 | Carl H. Mason | 43 | Head | Farmer | Iowa |
| 26 | Elizabeth Mason THIS PERSON | 41 | Wife | — | Germany |
| 27 | Raymond Mason | 15 | Son | Farm Laborer | Iowa |
| 28 | Thomas Mason | 12 | Son | — | Iowa |
| 29 | Betty Mason | 9 | Daughter | — | Iowa |
| 30 | Carol Mason | 4 | Daughter | — | Iowa |
| 31 | Conrad Sell | 61 | Head | Farmer | Germany |
| 32 | Martha Sell | 50 | Wife | — | Germany |
| 33 | Werner Sell | 12 | Son | — | Iowa |
| 34 | J. P. Snelling | 52 | Head | Farmer | England |
| 35 | Carrie Snelling | 49 | Wife | — | Iowa |
| 36 | Marie Snelling | 18 | Daughter | Saleslady | Iowa |
| 37 | Oscar Heifeman | 19 | Hired hand | Farm Laborer | Iowa |
| 38 | Thomas Snelling | 85 | Father | — | England |
| 39 | Lawrence R. Snelling | 28 | Head | Farmer | Iowa |
| 40 | Edna Snelling | 26 | Wife | — | Iowa |
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)