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Marie Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Marie Martin across the 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 8-person household.
Age 39
b. ~1901
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Martin |
| Given Name | Marie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | do |
| 1935 Residence (County) | do |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | do |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Delaware Township |
| Est. Birth Year | ~1901 |
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 Marie | Age | Birth yr |
|---|---|---|---|---|
| Ernest Martin | Son | — | 7 | ~1933 |
| Jerry Martin | Son | — | 4 | ~1936 |
| Frank Martin | Head | — | 52 | ~1888 |
| Billie Martin | Son | — | 15 | ~1925 |
| Eddie Martin | Son | — | 10 | ~1930 |
| Marie Martin | Spouse | — | 39 | ~1901 |
| Ricky Martin | Son | — | 12 | ~1928 |
| Bonnie Martin | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Polk, Iowa
Spouse, age 28
Polk, Iowa · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Marie E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 21 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Polk-County, Iowa
Spouse, age 39
Polk-County, Iowa · implied b. ~1901 — 8 household members
| Surname | Martin |
| Given Name | Marie |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | do |
| 1935 Residence (County) | do |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | do |
| 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 Marie Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marie Martin
Spouse · 1940 · age 39 · b. ~1901 · 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 — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01192-00416)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Helen Mckee | 22 | wife | — | Iowa |
| 2 | Jeanette Mckee | 5 | daughter | — | Iowa |
| 3 | Frank E Martin | 52 | head | — | Vermont |
| 4 | Marie Martin THIS PERSON | 39 | wife | — | Iowa |
| 5 | Bonnie Martin | 17 | daughter | New Worker | Iowa |
| 6 | Billie Martin | 15 | son | — | Iowa |
| 7 | Ricky Martin | 12 | son | — | Iowa |
| 8 | Eddie Martin | 10 | son | — | Iowa |
| 9 | Ernest Martin | 7 | son | — | Iowa |
| 10 | Jerry Martin | 4 | son | — | Iowa |
| 12 | Elmer T Thoren | 30 | head | Auto Repair | Iowa |
| 13 | Odeane Thoren | 27 | wife | — | Iowa |
| 14 | Betty Lou Thoren | 8 | daughter | — | Iowa |
| 15 | Richard L Thoren | 6 | son | — | Iowa |
| 16 | John L Johns | 25 | head | Painter | Minnesota |
| 17 | Ida Johns | 25 | wife | — | Iowa |
| 18 | James Johns | 5 | son | — | Iowa |
| 19 | Joann Johns | 3 | daughter | — | Iowa |
| 20 | John Johns | 1 | son | — | Iowa |
| 21 | Carl S Freeman | 35 | head | Miner | Iowa |
| 22 | Lila Freeman | 29 | wife | Material Distributor | Missouri |
| 23 | Charles B Freeman | 7 | son | — | Iowa |
| 24 | Alberta Freeman | 5 | daughter | — | Iowa |
| 25 | Henry C Freeman | 66 | head | — | Iowa |
| 26 | Ralph C Talley | 47 | head | Laborer | Nebraska |
| 27 | Thelma Talley | 39 | wife | — | Indiana |
| 28 | Orville Allen | 30 | head | Road Surfacr | Iowa |
| 29 | Genevia Allen | 25 | wife | — | Illinois |
| 30 | Robert Allen | 5 | son | — | Iowa |
| 31 | Isaiah Pilkington | 53 | head | Laborer | England |
| 32 | Erma Pilkington | 47 | wife | — | Iowa |
| 33 | George P Pilkington | 21 | son | Welder | Iowa |
| 34 | John A Pilkington | 20 | son | Farm Hand | Iowa |
| 35 | Leonard F. Trullinger | 47 | head | — | Iowa |
| 36 | Jessie K Trullinger | 43 | wife | Waitress | Iowa |
| 37 | Claud B Cloud | 53 | head | Tile Setter | Minnesota |
| 38 | Mary E Cloud | 44 | wife | — | Iowa |
| 39 | Harold B Cloud | 24 | son | Metal Worker | 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)