MS
Mary Sparks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Scioto-County, Ohio
Our Model Tree links this Mary Sparks across the 1930 and 1940 US Censuses in Scioto-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1905), then head of a 7-person household.
Age 35
b. ~1905
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Scioto-County, Ohio |
| Surname | Sparks |
| Given Name | Mary O. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Scioto |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Ohio |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Washington Township |
| Est. Birth Year | ~1905 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Guy Sparks | Son | — | 8 | ~1932 |
| Mary Sparks | Spouse | — | 35 | ~1905 |
| Emogene Sparks | Daughter | — | 6 | ~1934 |
| David Sparks | Head | — | 37 | ~1903 |
| Pauline Sparks | Daughter | — | 15 | ~1925 |
| Donald Sparks | Son | — | 1 | ~1939 |
| Marie Sparks | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Scioto, Ohio
Spouse, age 24
Scioto, Ohio · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | Mary A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 17 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Scioto-County, Ohio
Spouse, age 35
Scioto-County, Ohio · implied b. ~1905 — 7 household members
| Surname | Sparks |
| Given Name | Mary O. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Scioto |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Ohio |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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
Spouse · 1940 · age 35 · b. ~1905 · Ohio
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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 — Scioto-County, Ohio
Open full size
1940 US Federal Census — Scioto-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03142-00531)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harriet Perry | 19 | Daughter | — | Kentucky |
| 2 | Joseph Perry | 17 | Son | — | Kentucky |
| 3 | Madge Perry | 15 | Daughter | — | Kentucky |
| 4 | Allen O. Perry | 52 | Head | Kiln Worker | Kentucky |
| 5 | Helen Perry | 43 | Wife | — | Kentucky |
| 6 | Edward Criswell | 33 | Head | Heel Turner | Ohio |
| 7 | Ellie O. Criswell | 29 | Wife | — | Ohio |
| 8 | Harold Criswell | 13 | Son | — | Ohio |
| 9 | Delores Criswell | 12 | Daughter | — | Ohio |
| 10 | Anna Mae Criswell | 10 | Daughter | — | Ohio |
| 11 | Wanda Criswell | 9 | Daughter | — | Ohio |
| 12 | Jack Criswell | 6 | Son | — | Ohio |
| 13 | Coleen Criswell | 4 | Daughter | — | Ohio |
| 14 | Robert Criswell | 1 | Son | — | Ohio |
| 15 | Ellis O. Bolton | 55 | Head | — | Ohio |
| 16 | Oakhie Bolton | 36 | Son | Lineman | Ohio |
| 17 | Reece Bolton | 25 | Son | Farm Hand | Ohio |
| 18 | Harry Reynolds | 26 | Head | Heel Finisher | Ohio |
| 19 | Eula O. Reynolds | 22 | Wife | — | Ohio |
| 20 | Carol Reynolds | 4 | Daughter | — | Ohio |
| 21 | Donald Reynolds | 2 | Son | — | Ohio |
| 22 | Mary O. Hopkins | 50 | Head | — | Virginia |
| 23 | Raymond Hopkins | 13 | Grandson | — | Ohio |
| 24 | Oscar Reynolds | 21 | Head | Laborer | Ohio |
| 25 | Guenevere Reynolds | 22 | Wife | — | Ohio |
| 26 | George L. Reynolds | 2 | Son | — | Ohio |
| 27 | Brady Howard | 33 | Head | Farm Hand | Kentucky |
| 28 | Rosa O. Howard | 36 | Wife | — | Kentucky |
| 29 | Willie Hopkins | 15 | Step-son | — | Ohio |
| 30 | Raymond Hopkins | 13 | Step-son | — | Ohio |
| 31 | Brady Hopkins | 11 | Son | — | Ohio |
| 32 | Betty Hopkins | 9 | Daughter | — | Ohio |
| 33 | Lundie Hall | 35 | Sister-in-law | — | Kentucky |
| 34 | David Sparks | 37 | Head | — | Kentucky |
| 35 | Mary O. Sparks THIS PERSON | 35 | Wife | — | Kentucky |
| 36 | Marie Sparks | 17 | Daughter | — | Virginia |
| 37 | Pauline Sparks | 15 | Daughter | — | West Va. |
| 38 | Guy Sparks | 8 | Son | — | Ohio |
| 39 | Emogene Sparks | 6 | Daughter | — | Ohio |
| 40 | Donald Sparks | 1 | Son | — | Ohio |
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)