MS
Mary Sparks — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Callaway, Missouri
Our Model Tree links this Mary Sparks across the 1930 and 1940 US Censuses in Callaway, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 7-person household.
Age 0
b. ~1930
Female
Daughter
Born: Missouri
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Callaway, Missouri |
| Surname | Sparks |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Cardwell Township |
| Est. Birth Year | ~1930 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lon Sparks | Son | — | 8 | ~1922 |
| Lora Sparks | Daughter | — | 6 | ~1924 |
| Mary Sparks | Daughter | — | ~1930 | |
| Ruth Sparks | Daughter | — | 4 | ~1926 |
| Arjen Sparks | Head | — | 36 | ~1894 |
| Thomas Sparks | Son | — | 2 | ~1928 |
| Mary Sparks | Spouse | — | 24 | ~1906 |
Census Appearances
1930
Callaway, Missouri
Daughter, age
Callaway, Missouri · implied b. ~1930 — 7 household members
| Surname | Sparks |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Callaway-County, Missouri
Daughter, age 11
Callaway-County, Missouri · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | Margaret L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Caldwell Twp |
| 1935 Residence (County) | Callaway |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Sparks across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Sparks
Daughter · 1930 · age 0 · b. ~1930 · Missouri
★ You are viewing this record
Sibling
Ruth Sparks
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lora Sparks
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lon Sparks
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Sparks
Sibling · 1930 · age 2
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
1930 US Federal Census — Callaway, Missouri
Open full size
1930 US Federal Census — Callaway, Missouri
Page Contents
50 people indexed on this census page (ia:1930:missouricensus00reel1179:1082)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herbert Mccoy | 25 | Head | — | Missouri |
| 2 | Irene S. Mccoy | 1 | Daughter | — | Missouri |
| 3 | John T. Cartwright | 61 | Head | Farmer | Missouri |
| 4 | Susan Cartwright | 53 | Wife | — | Missouri |
| 5 | John Cartwright | 20 | Son | — | Missouri |
| 6 | William C. East | 47 | Head | Farmer | Missouri |
| 7 | Sara A. East | 72 | Mother | — | Missouri |
| 8 | Grover Welcome | 37 | Head | Farmer | Missouri |
| 9 | Josie Welcome | 43 | Wife | — | Missouri |
| 10 | Ralph Welcome | 13 | Son | — | Missouri |
| 11 | Marie Welcome | 10 | Daughter | — | Missouri |
| 12 | Fred Schroer | 28 | Head | Farmer | Missouri |
| 13 | Inez Schroer | 29 | Wife | — | Missouri |
| 14 | Odell Schroer | 5 | Son | — | Missouri |
| 15 | Lowell Schroer | 3 | Son | — | Missouri |
| 16 | Dorothy Schroer | 1 | Daughter | — | Missouri |
| 17 | Sam A. Waverly | 56 | Head | Farmer | Missouri |
| 18 | Paul S. Waverly | 14 | Son | — | Missouri |
| 19 | Irene Waverly | 12 | Daughter | — | Missouri |
| 20 | John Waverly | 11 | Son | — | Missouri |
| 21 | Barney Magle | 44 | Head | Farmer | Missouri |
| 22 | Eda Magle | 42 | Wife | — | Missouri |
| 23 | Ruth Magle | 20 | Daughter | — | Missouri |
| 24 | Wilson Magle | 16 | Son | — | Missouri |
| 25 | Ralph Magle | 13 | Son | — | Missouri |
| 26 | Raymond Magle | 11 | Son | — | Missouri |
| 27 | Arjen Sparks | 36 | Head | Farmer | Missouri |
| 28 | Mary J. Sparks | 24 | Wife | — | Missouri |
| 29 | Lon Sparks | 8 | Son | — | Missouri |
| 30 | Lora Sparks | 6 | Daughter | — | Missouri |
| 31 | Ruth B. Sparks | 4 | Daughter | — | Missouri |
| 32 | Thomas Sparks | 2 | Son | — | Missouri |
| 33 | Mary Sparks THIS PERSON | 0 | Daughter | — | Missouri |
| 34 | William H. Brandt | 64 | Head | Farmer | Illinois |
| 35 | Emma A. Brandt | 63 | Wife | — | Illinois |
| 36 | August Wallbrock | 45 | Head | Farmer | Missouri |
| 37 | Ida Wallbrock | 46 | Wife | — | Missouri |
| 38 | Vernon Wallbrock | 10 | Son | — | Missouri |
| 39 | James M. Draper | 57 | Head | Farmer | Missouri |
| 40 | Alice B. Draper | 47 | Wife | — | Missouri |
| 41 | Jennie B. Draper | 73 | Mother-in-law | — | Missouri |
| 42 | Kenneth Fleming | 40 | Head | Farmer | Iowa |
| 43 | Emma Fleming | 52 | Wife | — | Iowa |
| 44 | Arthur Morley Fleming | 17 | Nephew | Laborer | Iowa |
| 45 | Earl Nelson Fleming | 15 | Nephew | — | Iowa |
| 46 | James A. Evans | 84 | Head | Farmer | Missouri |
| 47 | Mary E. Evans | 80 | Wife | — | Missouri |
| 48 | Pauline Powell | 50 | Head | Farmer | Missouri |
| 49 | Elizabeth Powell | 37 | Wife | — | Missouri |
| 50 | Helen R. Powell | 17 | Daughter | — | Missouri |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)