MH
Martha Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Maricopa-County, Arizona
Our Model Tree links this Martha Harris across the 1930 and 1940 US Censuses in Maricopa-County, Arizona (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 11-person household.
Age 39
b. ~1901
Female
Spouse
Born: Utah
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Maricopa-County, Arizona |
| Surname | Harris |
| Given Name | Martha V. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Supervisorial District No. 2 |
| 1935 Residence (County) | Maricopa |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Supervisorial District No 2 |
| 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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Gladys Harris | Daughter | — | 19 | ~1921 |
| Patricia Harris | Daughter | — | ~1940 | |
| Anita Harris | Daughter | — | 10 | ~1930 |
| Ruby Harris | Daughter | — | 13 | ~1927 |
| Leroy Harris | Head | — | 42 | ~1898 |
| Leroy Harris | Son | — | 20 | ~1920 |
| Joseph Harris | Son | — | 18 | ~1922 |
| Russell Harris | Son | — | 15 | ~1925 |
| William Harris | Son | — | 4 | ~1936 |
| Thomas Harris | Son | — | 16 | ~1924 |
| Martha Harris | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Maricopa, Arizona
Other, age 28
Maricopa, Arizona · implied b. ~1902 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Martha B.V. |
| Relationship to Head | wife-H |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 15 |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Maricopa-County, Arizona
Spouse, age 39
Maricopa-County, Arizona · implied b. ~1901 — 11 household members
| Surname | Harris |
| Given Name | Martha V. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Supervisorial District No. 2 |
| 1935 Residence (County) | Maricopa |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 Martha Harris across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Martha Harris
Spouse · 1940 · age 39 · b. ~1901 · Arizona
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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 — Maricopa-County, Arizona
Open full size
1940 US Federal Census — Maricopa-County, Arizona
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00106-00488)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fredrick Maier | 34 | Head | Helper | Arizona |
| 2 | Elda Maier | 21 | Wife | — | Missouri |
| 3 | Mary Elle Maier | 1 | Daughter | — | Arizona |
| 4 | Georganne Maier | 0 | Daughter | — | Arizona |
| 5 | J. Walter Strait | 65 | Head | — | Iowa |
| 6 | Willie Strait | 65 | Wife | — | Texas |
| 7 | Denham D. Strait | 32 | Son | Laborer | Texas |
| 8 | Roy Johnson | 44 | Head | Grader | Illinois |
| 9 | Ritter Johnson | 37 | Wife | — | Mississippi |
| 10 | Leroy Johnson | 16 | Son | — | Arizona |
| 11 | Earl Johnson | 14 | Son | — | Arizona |
| 12 | Lois Johnson | 11 | Daughter | — | Arizona |
| 13 | Bernard Sleigher | 61 | Head | — | Kansas |
| 14 | Cecil Pruitt | 48 | Head | — | Texas |
| 15 | Leroy Harris | 42 | Head | Carpenter | Kansas |
| 16 | Martha V. Harris THIS PERSON | 39 | Wife | — | Utah |
| 17 | Leroy Jr. Harris | 20 | Son | Operator | Utah |
| 18 | Gladys Harris | 19 | Daughter | Typist | Utah |
| 19 | Joseph Harris | 18 | Son | — | Utah |
| 20 | Thomas Harris | 16 | Son | — | Utah |
| 21 | Russell Harris | 15 | Son | — | Utah |
| 22 | Ruby Harris | 13 | Daughter | — | Utah |
| 23 | Anita Harris | 10 | Daughter | — | Arizona |
| 24 | William B. Harris | 4 | Son | — | Arizona |
| 25 | Patricia Harris | 0 | Daughter | — | Arizona |
| 26 | Koutaro Sekiya | 56 | Head | Truck Driver | Japan |
| 27 | Virginia Sekiya | 30 | Wife | — | Mexico |
| 28 | Adhelia Sekiya | 11 | Daughter | — | New Mexico |
| 29 | Minerva Sekiya | 10 | Daughter | — | Texas |
| 30 | Leo Sekiya | 8 | Son | — | New Mexico |
| 31 | Salvador Sekiya | 5 | Son | — | Arizona |
| 32 | Titul Sekiya | 5 | Son | — | Arizona |
| 33 | Soche Sekiya | 3 | Son | — | Arizona |
| 34 | Keeme Sekiya | 1 | Daughter | — | Arizona |
| 35 | Albert Moreno | 45 | Head | Laborer | Mexico |
| 36 | Mary Moreno | 43 | Wife | Laborer | Mexico |
| 37 | Julie Moreno | 20 | Daughter | Laborer | Arizona |
| 38 | Virginia Moreno | 17 | Daughter | — | Arizona |
| 39 | Victoria Moreno | 13 | Daughter | — | Arizona |
| 40 | Juan Moreno | 9 | Son | — | Arizona |
Related Census Records
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)