MS
Mary Summers — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lee-County, Alabama
Our Model Tree links this Mary Summers across the 1930 and 1940 US Censuses in Lee-County, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 11-person household.
Age 11
b. ~1929
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lee-County, Alabama |
| Surname | Summers |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 8 Salem |
| 1935 Residence (County) | Lee |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Beat 8 Salem |
| Est. Birth Year | ~1929 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Ida Summers | Daughter | — | 18 | ~1922 |
| Suzanna Summers | Daughter | — | 14 | ~1926 |
| Lucille Summers | Daughter | — | 1 | ~1939 |
| Cara Summers | Daughter | — | 3 | ~1937 |
| Alma Summers | Daughter | — | 6 | ~1934 |
| Mary Summers | Daughter | — | 11 | ~1929 |
| Derrada Summers | Daughter | — | 8 | ~1932 |
| W Summers | Head | — | 52 | ~1888 |
| Daniel Summers | Son | — | 16 | ~1924 |
| J Summers | Son | — | 12 | ~1928 |
| Lucille Summers | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Lee, Alabama
Daughter, age 1
Lee, Alabama · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Summers |
| Given Name | Mary L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Lee-County, Alabama
Daughter, age 11
Lee-County, Alabama · implied b. ~1929 — 11 household members
| Surname | Summers |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 8 Salem |
| 1935 Residence (County) | Lee |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Mary Summers across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Summers
Daughter · 1940 · age 11 · b. ~1929 · Alabama
★ You are viewing this record
Sibling
Derrada Summers
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Summers
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Summers
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cara Summers
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Summers
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ida Summers
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Suzanna Summers
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Summers
Sibling · 1940 · age 1
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 — Lee-County, Alabama
Open full size
1940 US Federal Census — Lee-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00052-00797)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dora Drake | 24 | Wife | — | Alabama |
| 42 | Louie Belvin | 32 | Head | Farmer | Alabama |
| 43 | Myrtle Belvin | 30 | Wife | — | Alabama |
| 44 | Rudolph Belvin | 2 | Son | — | Alabama |
| 45 | Q. Lee Belvin | 62 | Father | — | Alabama |
| 46 | W. D. Summers | 52 | Head | Farmer | Alabama |
| 47 | Lucille Summers | 39 | Wife | — | Alabama |
| 48 | Ida Mae Summers | 18 | Daughter | Laborer | Alabama |
| 49 | Daniel Lee Summers | 16 | Son | Laborer | Alabama |
| 50 | Suzanna Summers | 14 | Daughter | Laborer | Alabama |
| 51 | J. C. Summers | 12 | Son | — | Alabama |
| 52 | Mary Lou Summers THIS PERSON | 11 | Daughter | — | Alabama |
| 53 | Derrada Lee Summers | 8 | Daughter | — | Alabama |
| 54 | Alma Summers | 6 | Daughter | — | Alabama |
| 55 | Cara Pearl Summers | 3 | Daughter | — | Alabama |
| 56 | Lucille Summers | 1 | Daughter | — | Alabama |
| 57 | Noah Summers | 50 | Head | Farmer | Alabama |
| 58 | Albert Summers | 53 | Wife | — | Alabama |
| 59 | Ross Roosevelt Summers | 28 | Son-in-law | Farmer | Alabama |
| 60 | Nora Mae Summers | 20 | Daughter | Laborer | Alabama |
| 61 | W. D. Jr. Summers | 27 | Head | Farmer | Alabama |
| 62 | Frances Summers | 25 | Wife | Laborer | Alabama |
| 63 | C. Frances Summers | 5 | Daughter | — | Alabama |
| 64 | Delora Jane Summers | 4 | Daughter | — | Alabama |
| 65 | Eva Lee Summers | 2 | Daughter | — | Alabama |
| 66 | Dimitri Summers | 55 | Head | — | Alabama |
| 67 | Dan Saunders | 45 | Head | Farmer | Alabama |
| 68 | Fannie Saunders | 50 | Wife | — | Alabama |
| 69 | Louis Saunders | 13 | Son | — | Alabama |
| 70 | Wilton Saunders | 9 | Son | — | Alabama |
| 71 | Willis Colquit | 64 | Head | Farmer | Alabama |
| 72 | Lucy Colquit | 58 | Wife | Laborer | Alabama |
| 73 | Lula Colquit | 104 | Mother | — | Alabama |
| 74 | Susan Johnson | 70 | Lodger | — | Alabama |
| 75 | W. P. May | 57 | Head | Farmer | Alabama |
| 76 | Liza Mae May | 47 | Wife | Room Dressing | Alabama |
| 77 | Henry May | 23 | Son | Laborer | Alabama |
| 78 | R. David May | 20 | Son | Strip Carder | Alabama |
| 79 | George May | 15 | Son | Laborer | Alabama |
| 80 | John May | 13 | Son | — | Alabama |
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)