MS
Martha Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clarke-County, Georgia
Our Model Tree links this Martha Smith across the 1910, 1920, 1930 and 1940 US Censuses in Clarke-County, Georgia (XGBoost, ~Confirmed), with identified parents Augustus & Singleton — first a daughter (b.~1906), then head of a 6-person household.
Age 34
b. ~1906
Female
Daughter
Born: Georgia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clarke-County, Georgia |
| Surname | Smith |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Athens city |
| 1935 Residence (County) | Clarke |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 55 |
| Income (1939) | 1200 |
| Highest Grade | No 4 |
| 1935 Residence | Same home |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Teacher |
| Township / Ward | Athens City |
| Est. Birth Year | ~1906 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Anne Smith | Daughter | — | 26 | ~1914 |
| Mervia Smith | Daughter | — | 43 | ~1897 |
| Martha Smith | Daughter | — | 34 | ~1906 |
| Lula Smith | Head | — | 65 | ~1875 |
| Annie Smith | Other | — | 17 | ~1923 |
| Harmon Smith | Other | — | 14 | ~1926 |
Census Appearances
1910
Clarke, Georgia
Daughter, age 4
Clarke, Georgia · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Speaks English | English |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1920
Clarke, Georgia
Daughter, age 14
Clarke, Georgia · implied b. ~1906 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1930
Clarke, Georgia
Daughter, age 24
Clarke, Georgia · implied b. ~1906 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Martha |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Clarke-County, Georgia
Daughter, age 34
Clarke-County, Georgia · implied b. ~1906 — 6 household members
| Surname | Smith |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | Athens city |
| 1935 Residence (County) | Clarke |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 55 |
| Income (1939) | 1200 |
| Highest Grade | No 4 |
| 1935 Residence | Same home |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 Smith across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Augustus Smith (~0.92 confidence) and father Singleton Smith (~0.92 confidence) and father Augustus Smith (~0.92 confidence) and mother Lara Smith (~0.92 confidence) and mother Lula Smith (~0.92 confidence) and mother Lula Smith (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Augustus Smith
b. ~1875
Source father
● Household
· direct · ~0.92
Father
Singleton Smith
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Augustus Smith
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Lara Smith
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Lula Smith
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Lula Smith
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Martha Smith
Daughter · 1940 · age 34 · b. ~1906 · Georgia
★ You are viewing this record
Sibling
Mervia Smith
Sibling · 1940 · age 43
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anne Smith
Sibling · 1940 · age 26
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 — Clarke-County, Georgia
Open full size
1940 US Federal Census — Clarke-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00656-00469)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Arlington | 47 | Head | Laborer | Georgia |
| 2 | Julia Arlington | 36 | Wife | Laundress | Georgia |
| 3 | Owen Arlington | 12 | Son | — | Georgia |
| 4 | Julia Lee Arlington | 8 | Daughter | — | Georgia |
| 5 | Mattie Stein | 31 | Head | Laundress | Georgia |
| 6 | Andrew Stein | 15 | Son | — | Georgia |
| 7 | Annie C. Stein | 13 | Daughter | — | Georgia |
| 8 | Jessie June Stein | 11 | Son | — | Georgia |
| 9 | Frank Stein | 8 | Son | — | Georgia |
| 10 | Leroy Stein | 5 | Son | — | Georgia |
| 11 | John Harper | 54 | Head | Cook | Georgia |
| 12 | Mamie Harper | 52 | Wife | — | Georgia |
| 13 | John Williams | 47 | Head | Laborer | Georgia |
| 14 | Nancy Williams | 39 | Wife | Laundress | Georgia |
| 15 | Irvin Helington | 40 | Head | Cook | Georgia |
| 16 | Joe Helington | 25 | Son | Chauffeur | Georgia |
| 17 | E. A. Young | 30 | Head | Helper | Georgia |
| 18 | Carrie Young | 28 | Wife | Maid | Georgia |
| 19 | Raymond Jackson | 24 | Head | Shipping Clerk | Georgia |
| 20 | Ida Jackson | 26 | Wife | — | Georgia |
| 21 | Ralph Jackson | 8 | Son | — | Georgia |
| 22 | Harry Thompson | 44 | Head | — | Georgia |
| 23 | Idalia Thompson | 42 | Wife | Seamstress | Georgia |
| 24 | Ralph Jackson | 63 | Head | Harness Maker | Georgia |
| 25 | Annie Jackson | 59 | Wife | — | Georgia |
| 26 | Elmer Jackson | 22 | Son | Asst. Instructor | Georgia |
| 27 | James Cymatt | 65 | Head | — | Georgia |
| 28 | Luther Sims | 35 | Lodger | Cleaner & Butler | Georgia |
| 29 | Clara Crook | 35 | Head | Salesworker | Georgia |
| 30 | Clara Belle Crook | 17 | Daughter | — | Georgia |
| 31 | Hazel Lee Crook | 15 | Daughter | — | Georgia |
| 32 | Clinton Griffith | 65 | Head | Salesman | Georgia |
| 33 | Olie Griffith | 55 | Wife | — | Georgia |
| 34 | Lindale Griffith | 18 | Lodger | — | Georgia |
| 35 | Lula Smith | 65 | Head | — | Georgia |
| 36 | Mervia Smith | 43 | Daughter | Stenographer | Georgia |
| 37 | Martha Smith THIS PERSON | 34 | Daughter | Teacher | Georgia |
| 38 | Anne Smith | 26 | Daughter | Dietitian | Georgia |
| 39 | Annie Marie Smith | 17 | Granddaughter | — | Georgia |
| 40 | Harmon Smith | 14 | Grandson | — | Georgia |
Pedigree Summary
Martha + 2 siblings
Gen 1 · 6 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)