DM
Donald Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pottawattamie-County, Iowa
Our Model Tree links this Donald Martin across the 1920, 1930 and 1940 US Censuses in Pottawattamie-County, Iowa (XGBoost, ~Confirmed), with identified parents Nancy & Emery — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pottawattamie-County, Iowa |
| Surname | Martin |
| Given Name | Donald |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Council Bluffs City |
| 1935 Residence (County) | Pottawattamie |
| Additional Details | |
| Occupation | Labor |
| Industry | Cold storage |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 360 |
| Highest Grade | No 8 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Labor |
| Township / Ward | Council Bluffs City |
| Est. Birth Year | ~1910 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Loretta Martin | Spouse | — | 23 | ~1917 |
| Donald Martin | Head | — | 30 | ~1910 |
| Donnita Martin | Daughter | — | 1 | ~1939 |
Census Appearances
1920
Pottawattamie, Iowa
Son, age 9
Pottawattamie, Iowa · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Donald E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Pottawattamie, Iowa
Son, age 20
Pottawattamie, Iowa · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Donald R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Kentucky |
| Occupation | Laborer |
| Industry | Power Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Pottawattamie-County, Iowa
Head, age 30
Pottawattamie-County, Iowa · implied b. ~1910 — 3 household members
| Surname | Martin |
| Given Name | Donald |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Council Bluffs City |
| 1935 Residence (County) | Pottawattamie |
| Occupation | Labor |
| Industry | Cold storage |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 360 |
| Highest Grade | No 8 |
| 1935 Residence | Iowa |
| 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 Donald Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Nancy Martin (~0.92 confidence) and father Emery Martin (~0.92 confidence) and father Emery Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Nancy Martin
b. ~1881
Source mother
● Household
· direct · ~0.92
Father
Emery Martin
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Emery Martin
b. ~1885
Source father
● Household
· direct · ~0.92
This person
Anchor record
Donald Martin
Head · 1940 · age 30 · b. ~1910 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Pottawattamie-County, Iowa
Open full size
1940 US Federal Census — Pottawattamie-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01199-00245)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wayne Riche | 8 | Grandson | — | Iowa |
| 2 | Ellen Thompson | 90 | Aunt | — | Iowa |
| 3 | Albert Baker | 60 | Head | Labor | Iowa |
| 4 | Laura Baker | 37 | Wife | — | Nebraska |
| 5 | Dean Baker | 13 | Son | — | Iowa |
| 6 | Lucille Baker | 10 | Daughter | — | Nebraska |
| 7 | Bobbie Baker | 7 | Son | — | Iowa |
| 8 | Vernon Baker | 4 | Son | — | Iowa |
| 9 | Alice Baker | 2 | Daughter | — | Iowa |
| 10 | Paul Ramsey | 31 | Head | Truck Driver | Iowa |
| 11 | Illa Ramsey | 28 | Wife | — | Iowa |
| 12 | Joan Ramsey | 6 | Daughter | — | Iowa |
| 13 | Illa Jean Ramsey | 4 | Daughter | — | Iowa |
| 14 | Shirley Mae Ramsey | 3 | Daughter | — | Iowa |
| 15 | Paul Thomas Ramsey | 2 | Son | — | Iowa |
| 16 | Marjorie Louise Ramsey | 0 | Daughter | — | Iowa |
| 17 | Otto Roggach | 25 | Head | Truck Driver | Nebraska |
| 18 | Adeline Roggach | 27 | Wife | — | Nebraska |
| 19 | Donald Roggach | 0 | Son | — | Iowa |
| 20 | Donald Martin THIS PERSON | 30 | Head | Labor | Iowa |
| 21 | Loretta Martin | 23 | Wife | — | Nebraska |
| 22 | Donnita Martin | 1 | Daughter | — | Iowa |
| 23 | Charles Bayer | 26 | Head | Labor | Iowa |
| 24 | Dorothy Bayer | 21 | Wife | — | Iowa |
| 25 | Harold E Bayer | 4 | Son | — | Iowa |
| 26 | Shirley Ann Bayer | 3 | Daughter | — | Iowa |
| 27 | Pearl L Bayer | 1 | Daughter | — | Iowa |
| 28 | Basel Foote | 40 | Head | Labor | Iowa |
| 29 | Basel Foote | 14 | Son | — | Iowa |
| 30 | Walter Foote | 12 | Son | — | Iowa |
| 31 | Harry Haven | 21 | Head | Labor | Iowa |
| 32 | Eva Haven | 22 | Wife | — | Iowa |
| 33 | William D Haven | 0 | Son | — | Iowa |
| 34 | Charles C Foote | 48 | Head | Labor | Iowa |
| 35 | Pearl L Foote | 35 | Wife | Seamstress | Iowa |
| 36 | George Foote | 18 | Son | New Worker | Iowa |
| 37 | Samuel Foote | 42 | Head | Labor | Nebraska |
| 38 | Cecil Foote | 44 | Wife | — | Iowa |
| 39 | Fred Foote | 20 | Son | Labor | Iowa |
| 40 | Darold Foote | 15 | Son | — | Iowa |
Related Census Records
Pedigree Summary
Donald
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)