CM
Carrie Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Carrie Martin across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 6-person household.
Age 48
b. ~1892
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Martin |
| Given Name | Carrie E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1892 |
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 Carrie | Age | Birth yr |
|---|---|---|---|---|
| Carrie Martin | Spouse | — | 48 | ~1892 |
| Juanita Martin | Daughter | — | 12 | ~1928 |
| William Martin | Head | — | 53 | ~1887 |
| William Martin | Son | — | 32 | ~1908 |
| Shirley Martin | Daughter | — | 15 | ~1925 |
| Leopold Martin | Son | — | 19 | ~1921 |
Census Appearances
1920
Polk, Iowa
Spouse, age 28
Polk, Iowa · implied b. ~1892 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Carrie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | United States |
| Occupation | Fireman |
| Industry | City |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Polk, Iowa
Spouse, age 38
Polk, Iowa · implied b. ~1892 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Carrie E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 15 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Polk-County, Iowa
Spouse, age 48
Polk-County, Iowa · implied b. ~1892 — 6 household members
| Surname | Martin |
| Given Name | Carrie E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Carrie Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Carrie Martin
Spouse · 1940 · age 48 · b. ~1892 · 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-t0627-01196-01062)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Paul E Jordan | 31 | Head | Moulder | Missouri |
| 42 | Eva B Jordan | 30 | Wife | House Keeper | Missouri |
| 43 | James J Wolfe | 22 | Head | Salesman | Iowa |
| 44 | Mildred Wolfe | 26 | Wife | — | Iowa |
| 45 | Leo W Wolfe | 19 | Brother | Laborer | Iowa |
| 46 | Betty M Mellinger | 3 | Daughter | — | Iowa |
| 47 | George Aspegren | 83 | Head | Retired | Germany |
| 48 | Thomas H Ladey | 63 | Head | Steam Fitter | England |
| 49 | Elsie E Ladey | 71 | Wife | — | Pennsylvania |
| 50 | William J Martin | 53 | Head | Farmer | Iowa |
| 51 | Carrie E Martin THIS PERSON | 48 | Wife | — | Illinois |
| 52 | William R Martin | 32 | Son | Driver | Iowa |
| 53 | Leopold J Martin | 19 | Son | Laborer | Iowa |
| 54 | Shirley K Martin | 15 | Daughter | — | Iowa |
| 55 | Juanita Martin | 12 | Daughter | — | Iowa |
| 56 | Neville Reeves | 61 | Head | Mechanic | Iowa |
| 57 | Peter D Reeves | 34 | Head | Silk Spotter | Iowa |
| 58 | Clara E Reeves | 34 | Wife | — | Iowa |
| 59 | Eulice C Reeves | 14 | Daughter | — | Iowa |
| 60 | Eldon D Reeves | 12 | Son | — | Iowa |
| 61 | Shirley June Reeves | 10 | Daughter | — | Iowa |
| 62 | Dolley Mungerman | 57 | Head | Checker | Iowa |
| 63 | Ann C Mungerman | 55 | Wife | — | Iowa |
| 64 | John F Mungerman | 29 | Son | Truck Driver | Iowa |
| 65 | Kathleen M Leopold | 25 | Wife | — | Iowa |
| 66 | Harry Mungerman | 23 | Son | Clerk | Iowa |
| 67 | James J Jr Mungerman | 21 | Son | Laborer | Iowa |
| 68 | Margaret J Mungerman | 17 | Daughter | Stenographer | Iowa |
| 69 | James J Sr Leopold | 6 | Son | — | Iowa |
| 70 | Harry Leopold | 3 | Son | — | Iowa |
| 71 | Harry E Trapping | 70 | Head | Truck Driver | Michigan |
| 72 | Carolyn Trapping | 68 | Wife | — | Germany |
| 73 | Carolyn F Trapping | 34 | Daughter | Stenographer | Iowa |
| 74 | Annetta M Trapping | 28 | Daughter | Inspector | South Dakota |
| 75 | Ben Kirchberger | 42 | Head | — | Minnesota |
| 76 | Lonni I Kirchberger | 20 | Daughter | Stenographer | Minnesota |
| 77 | Wayne R Kirchberger | 20 | Son | Truck Driver | Iowa |
| 78 | Mary E Kirchberger | 14 | Daughter | — | 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)