MR
Martha Roberts — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Unicoi-County, Tennessee
Our Model Tree links this Martha Roberts across the 1930 and 1940 US Censuses in Unicoi-County, Tennessee (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 12-person household.
Age 13
b. ~1927
Female
Daughter
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Unicoi-County, Tennessee |
| Surname | Roberts |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Civil District No. 2 |
| 1935 Residence (County) | Unicoi |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Civil District No 2 |
| Est. Birth Year | ~1927 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Martha Roberts | Daughter | — | 13 | ~1927 |
| John Roberts | Head | — | 44 | ~1896 |
| Edna Roberts | Spouse | — | 40 | ~1900 |
| George Roberts | Son | — | 22 | ~1918 |
| Frances Roberts | Daughter | — | 10 | ~1930 |
| Mary Roberts | Daughter | — | 20 | ~1920 |
| Loris Roberts | Daughter | — | 9 | ~1931 |
| Murrill Roberts | Daughter | — | 6 | ~1934 |
| Idis Roberts | Daughter | — | 16 | ~1924 |
| Dean Roberts | Daughter | — | 7 | ~1933 |
| Ralph Roberts | Son | — | 17 | ~1923 |
| Joyce Roberts | Daughter | — | 2 | ~1938 |
Census Appearances
1930
Unicoi, Tennessee
Daughter, age 3
Unicoi, Tennessee · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Unicoi-County, Tennessee
Daughter, age 13
Unicoi-County, Tennessee · implied b. ~1927 — 12 household members
| Surname | Roberts |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Civil District No. 2 |
| 1935 Residence (County) | Unicoi |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Roberts across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Roberts
Daughter · 1940 · age 13 · b. ~1927 · Tennessee
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Sibling
George Roberts
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Murrill Roberts
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Roberts
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Roberts
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Roberts
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Roberts
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loris Roberts
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dean Roberts
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Idis Roberts
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Unicoi-County, Tennessee
Open full size
1940 US Federal Census — Unicoi-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03941-00214)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dave Vance | 42 | Head | Farmer | Tennessee |
| 2 | Jane Vance | 74 | Mother | — | Tennessee |
| 3 | Howard Vance | 50 | Brother | Newsmaker | Tennessee |
| 4 | Earl Vance | 17 | Brother | — | Tennessee |
| 5 | Mamie Vance | 15 | Sister | — | Tennessee |
| 6 | Elsie Vance | 13 | Sister | — | Tennessee |
| 7 | Frankie Vance | 9 | Sister | — | Tennessee |
| 8 | Millie Vance | 24 | Head | Laborer | Tennessee |
| 9 | Geneva Vance | 16 | Sister | — | Tennessee |
| 10 | Watt Woodby | 58 | Head | Farmer | Tennessee |
| 11 | Maggie Woodby | 48 | Wife | — | Tennessee |
| 12 | Nettie Woodby | 20 | Daughter | — | Tennessee |
| 13 | Lizzie Woodby | 18 | Daughter | Newsmaker | Tennessee |
| 14 | Nathan Woodby | 15 | Son | — | Tennessee |
| 15 | Mamie Woodby | 12 | Daughter | — | Tennessee |
| 16 | Bessie Woodby | 8 | Daughter | — | Tennessee |
| 17 | Nathan Woodby | 80 | Father | Truck Driver | Tennessee |
| 18 | J. R. Mcdeyd | 46 | Head | Truck Driver | Tennessee |
| 19 | Sara Mcdeyd | 38 | Wife | — | Tennessee |
| 20 | Robert Mcdeyd | 21 | Son | Farmer | Tennessee |
| 21 | Rhina Mae Mcdeyd | 7 | Daughter | — | Tennessee |
| 22 | Teddy Mcdeyd | 4 | Son | — | Tennessee |
| 23 | Lula Mae Mcdeyd | 2 | Daughter | — | Tennessee |
| 24 | Henry Woodby | 37 | Head | Farmer | Tennessee |
| 25 | Kate Woodby | 34 | Wife | — | Tennessee |
| 26 | Jack Woodby | 14 | Son | — | Tennessee |
| 27 | Charlie Woodby | 11 | Son | — | Tennessee |
| 28 | John D. Roberts | 44 | Head | Laborer | Tennessee |
| 29 | Edna Roberts | 40 | Wife | — | North Carolina |
| 30 | George Roberts | 22 | Son | Logger | North Carolina |
| 31 | Mary Roberts | 20 | Daughter | Newsmaker | North Carolina |
| 32 | Ralph Roberts | 17 | Son | Farmer | Tennessee |
| 33 | Idis Roberts | 16 | Daughter | — | Virginia |
| 34 | Martha Roberts THIS PERSON | 13 | Daughter | — | Tennessee |
| 35 | Frances Roberts | 10 | Daughter | — | Tennessee |
| 36 | Loris Roberts | 9 | Daughter | — | Tennessee |
| 37 | Dean Roberts | 7 | Daughter | — | Tennessee |
| 38 | Murrill Roberts | 6 | Daughter | — | Tennessee |
| 39 | Joyce Roberts | 2 | Daughter | — | Tennessee |
| 40 | Lester Bennett | 43 | Head | Farmer | Tennessee |
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)