AM
Arthur Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Adair-County, Iowa
Our Model Tree links this Arthur Martin across the 1920, 1930 and 1940 US Censuses in Adair-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 5-person household.
Age 61
b. ~1879
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Adair-County, Iowa |
| Surname | Martin |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Eureka Twp |
| 1935 Residence (County) | Adair |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | E |
| Hours Worked | 72 |
| Income (1939) | 5000 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Eureka Twp |
| Est. Birth Year | ~1879 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Alberta Martin | Daughter | — | 24 | ~1916 |
| Arthur Martin | Head | — | 61 | ~1879 |
| Elmer Martin | Son | — | 23 | ~1917 |
| Charles Martin | Son | — | 21 | ~1919 |
| Nellie Martin | Spouse | — | 66 | ~1874 |
Census Appearances
1920
Adair, Iowa
Head, age 40
Adair, Iowa · implied b. ~1880 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Adair, Iowa
Head, age 50
Adair, Iowa · implied b. ~1880 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 21 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Adair-County, Iowa
Head, age 61
Adair-County, Iowa · implied b. ~1879 — 5 household members
| Surname | Martin |
| Given Name | Arthur |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Eureka Twp |
| 1935 Residence (County) | Adair |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | E |
| Hours Worked | 72 |
| Income (1939) | 5000 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Arthur Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Arthur Martin
Head · 1940 · age 61 · b. ~1879 · 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 — Adair-County, Iowa
Open full size
1940 US Federal Census — Adair-County, Iowa
Page Contents
27 people indexed on this census page (nara:1940:m-t0627-01136-00067)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Effie M. Huff | 33 | Wife | — | Missouri |
| 42 | Arthur N. Huff | 14 | Son | — | Iowa |
| 43 | Lee M. Huff | 12 | Son | — | Iowa |
| 44 | Verna M. Huff | 10 | Daughter | — | California |
| 45 | Cecil Lewis | 39 | Head | Farmer | Iowa |
| 46 | Cleo A. Lewis | 35 | Wife | — | Iowa |
| 47 | William O. Lewis | 10 | Son | — | Iowa |
| 48 | Arthur Martin THIS PERSON | 61 | Head | Farmer | Iowa |
| 49 | Nellie Martin | 66 | Wife | — | Iowa |
| 50 | Alberta Martin | 24 | Daughter | Rural School Teacher | Iowa |
| 51 | Elmer L. Martin | 23 | Son | Farm Hand | Iowa |
| 52 | Charles E. Martin | 21 | Son | Farm Hand | Iowa |
| 53 | Edward L. Yarrow | 36 | Head | Farmer | Iowa |
| 54 | Fern O. Yarrow | 35 | Wife | — | Iowa |
| 55 | Bernadine O. Yarrow | 13 | Daughter | — | Iowa |
| 56 | Marvin M. Yarrow | 11 | Son | — | Iowa |
| 57 | Luane E. Yarrow | 10 | Son | — | Iowa |
| 58 | Washington L. Yarrow | 62 | Head | Farmer | Iowa |
| 59 | Nettie J. Yarrow | 57 | Wife | — | Iowa |
| 60 | Edward A. Wheeler | 27 | Son-in-law | Farm Hand | Iowa |
| 61 | Evelyn L. Wheeler | 23 | Daughter | — | Iowa |
| 62 | Arthur E. Wheeler | 1 | Grandson | — | Iowa |
| 63 | James M. Brawdy | 66 | Head | Farmer | Iowa |
| 64 | Fannie E. Brawdy | 55 | Wife | — | Iowa |
| 65 | William Steel | 64 | Head | Farmer | Illinois |
| 66 | Callie Steel | 59 | Wife | — | Illinois |
| 67 | Paul W. Steel | 17 | Son | Farmer | 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)