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Mary Briggs — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pottawattamie-County, Iowa
Our Model Tree links this Mary Briggs across the 1930 and 1940 US Censuses in Pottawattamie-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 8-person household.
Age 44
b. ~1896
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pottawattamie-County, Iowa |
| Surname | Briggs |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Washington Twp |
| Additional Details | |
| Class of Worker | H |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Washington Twp |
| Est. Birth Year | ~1896 |
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 |
|---|---|---|---|---|
| Sarah Briggs | Other | — | 86 | ~1854 |
| Arthur Briggs | Head | — | 45 | ~1895 |
| Billy Briggs | Son | — | 13 | ~1927 |
| Mary Briggs | Daughter | — | 19 | ~1921 |
| Arthur Briggs | Son | — | 21 | ~1919 |
| Mary Briggs | Spouse | — | 44 | ~1896 |
| Barbara Briggs | Daughter | — | 4 | ~1936 |
| Sadie Briggs | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Pottawattamie, Iowa
Other, age 34
Pottawattamie, Iowa · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Briggs |
| Given Name | Mary E |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Pottawattamie-County, Iowa
Spouse, age 44
Pottawattamie-County, Iowa · implied b. ~1896 — 8 household members
| Surname | Briggs |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Washington Twp |
| Class of Worker | H |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Briggs across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Briggs
Spouse · 1940 · age 44 · b. ~1896 · 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 — Pottawattamie-County, Iowa
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1940 US Federal Census — Pottawattamie-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01199-00955)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Wm Thayer | 19 | Hired man | Laborer | Iowa |
| 42 | George Taylor | 73 | Head | — | Iowa |
| 43 | Emma Taylor | 68 | Wife | — | Iowa |
| 44 | John Lubbe | 57 | Head | Farmer | Iowa |
| 45 | Opal Lubbe | 29 | Daughter | — | Iowa |
| 46 | Herman Heckman | 30 | Hired man | Laborer | Iowa |
| 47 | James Schoening | 39 | Head | Farmer | Iowa |
| 48 | Irene Schoening | 28 | Wife | — | Iowa |
| 49 | Donald Schoening | 4 | Son | — | Iowa |
| 50 | Rose Schoening | 1 | Daughter | — | Iowa |
| 51 | Robert Miller | 65 | Head | Farmer | Nebraska |
| 52 | Myrta Miller | 58 | Wife | — | Ohio |
| 53 | Ruby Miller | 30 | Daughter | Teacher | Iowa |
| 54 | Harry Grittan | 49 | Head | Farmer | Iowa |
| 55 | Nellie Grittan | 44 | Wife | — | Iowa |
| 56 | Arthur Grittan | 22 | Son | Trucker | Iowa |
| 57 | Archie Grittan | 20 | Son | Laborer | Iowa |
| 58 | Donald Grittan | 18 | Son | Laborer | Iowa |
| 59 | Darrell Grittan | 15 | Son | — | Iowa |
| 60 | Maxine Grittan | 11 | Daughter | — | Iowa |
| 61 | Marjorie Grittan | 7 | Daughter | — | Iowa |
| 62 | Margaret Grittan | 7 | Daughter | — | Iowa |
| 63 | Roy Coleman | 50 | Head | Farmer | Iowa |
| 64 | Mabell Coleman | 49 | Wife | — | Iowa |
| 65 | La Verne Coleman | 27 | Son | Laborer | Iowa |
| 66 | Ardath Coleman | 23 | Son | Laborer | Iowa |
| 67 | Phyllis Coleman | 18 | Daughter | Maid | Iowa |
| 68 | Mary Coleman | 15 | Daughter | — | Iowa |
| 69 | Lyle Coleman | 9 | Son | — | Iowa |
| 70 | Arthur Briggs | 45 | Head | Farmer | Iowa |
| 71 | Mary Briggs THIS PERSON | 44 | Wife | — | Iowa |
| 72 | Arthur Jr Briggs | 21 | Son | Laborer | Iowa |
| 73 | Mary Briggs | 19 | Daughter | — | Iowa |
| 74 | Sadie Briggs | 19 | Daughter | — | Iowa |
| 75 | Billy Briggs | 13 | Son | — | Iowa |
| 76 | Barbara Briggs | 4 | Daughter | — | Iowa |
| 77 | Sarah E Briggs | 86 | Mother | — | Delaware |
| 78 | Pearl Denton | 46 | Head | Farmer | Iowa |
| 79 | Sadie Denton | 40 | Wife | — | Iowa |
| 80 | Marjorie Denton | 14 | Daughter | — | Iowa |
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)