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Joseph Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Elkhart-County, Indiana
Our Model Tree links this Joseph Martin across the 1920, 1930 and 1940 US Censuses in Elkhart-County, Indiana (XGBoost, ~Confirmed), with identified parents Aaron & Amanda — first a head (b.~1900), then head of a 5-person household.
Age 40
b. ~1900
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Elkhart-County, Indiana |
| Surname | Martin |
| Given Name | Joseph L W |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Harrison Township |
| 1935 Residence (County) | Elkhart |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same town |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Farmer |
| Township / Ward | Harrison Township |
| Est. Birth Year | ~1900 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Nancy Martin | Daughter | — | 4 | ~1936 |
| Dorothy Martin | Daughter | — | 7 | ~1933 |
| Phyllis Martin | Daughter | — | 9 | ~1931 |
| Joseph Martin | Head | — | 40 | ~1900 |
| Mabel Martin | Spouse | — | 33 | ~1907 |
Census Appearances
1920
Elkhart, Indiana
Son, age 19
Elkhart, Indiana · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Joseph L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Milk Hauler |
| Industry | Condensery |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Elkhart, Indiana
Head, age 30
Elkhart, Indiana · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Joseph L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 24 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Elkhart-County, Indiana
Head, age 40
Elkhart-County, Indiana · implied b. ~1900 — 5 household members
| Surname | Martin |
| Given Name | Joseph L W |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Harrison Township |
| 1935 Residence (County) | Elkhart |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same town |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Joseph Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Aaron Martin (~0.92 confidence) and mother Amanda Martin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Aaron Martin
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Amanda Martin
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Martin
Head · 1940 · age 40 · b. ~1900 · Indiana
★ 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 — Elkhart-County, Indiana
Open full size
1940 US Federal Census — Elkhart-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01041-00483)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Erma Berry | 22 | wife | — | Indiana |
| 2 | Elmer M Fletcher | 45 | head | Farmer | Indiana |
| 3 | Sadie Fletcher | 45 | wife | — | Indiana |
| 4 | Beulah Fern Fletcher | 14 | daughter | — | Indiana |
| 5 | Mary Fletcher | 67 | mother | — | Indiana |
| 6 | Noble Detwiler | 33 | head | Farmer | Indiana |
| 7 | Juanita Detwiler | 29 | wife | — | Indiana |
| 8 | Junior Detwiler | 11 | son | — | Indiana |
| 9 | Eunice Arlene Detwiler | 3 | daughter | — | Indiana |
| 10 | Carol Joyce Detwiler | 1 | daughter | — | Indiana |
| 11 | Lydia Detwiler | 70 | mother | — | Indiana |
| 12 | Walter Detwiler | 42 | head | Farmer | Indiana |
| 13 | Chester Detwiler | 21 | son | Laborer | Indiana |
| 14 | Gladys Detwiler | 21 | daughter in law | — | Indiana |
| 15 | Joyce Marie V Detwiler | 0 | granddaughter | — | Indiana |
| 16 | Joseph L W Martin THIS PERSON | 40 | head | Farmer | Indiana |
| 17 | Mabel Martin | 33 | wife | — | Indiana |
| 18 | Phyllis Martin | 9 | daughter | — | Indiana |
| 19 | Dorothy Martin | 7 | daughter | — | Indiana |
| 20 | Nancy Martin | 4 | daughter | — | Indiana |
| 21 | Sarah J Weaver | 68 | head | — | Indiana |
| 22 | Paul Weaver | 30 | head | Carpenter | Indiana |
| 23 | Nina Weaver | 31 | wife | — | Indiana |
| 24 | Evelyn Weaver | 9 | daughter | — | Indiana |
| 25 | Edward Weaver | 7 | son | — | Indiana |
| 26 | Fay Ella Weaver | 5 | daughter | — | Indiana |
| 27 | Shirley Weaver | 4 | daughter | — | Indiana |
| 28 | Weaver | None | — | — | — |
| 29 | Ezra Stauffer | 61 | head | Painter | Ohio |
| 30 | Lydia Stauffer | 57 | wife | — | Indiana |
| 31 | Nelson Stauffer | 36 | son | Cabinet Maker | Indiana |
| 32 | Alma Stauffer | 26 | daughter | Cleaner | Indiana |
| 33 | Elmer Stauffer | 24 | son | Carpenter | Indiana |
| 34 | Florence Stauffer | 16 | daughter | — | Indiana |
| 35 | Howard B Everhart | 33 | head | Assistant | Indiana |
| 36 | Bonita Everhart | 29 | wife | — | Indiana |
| 37 | Bonnie Bell Everhart | 0 | daughter | — | Indiana |
| 38 | Walter Detwiler | 41 | head | Farmer | Indiana |
| 39 | Chester Detwiler | 21 | son | Laborer | Indiana |
| 40 | Gladys Detwiler | 21 | daughter in law | — | Indiana |
Pedigree Summary
Joseph
Gen 1 · 2 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)