MT
Mary Tracy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lincoln-County, Oklahoma
Our Model Tree links this Mary Tracy across the 1930 and 1940 US Censuses in Lincoln-County, Oklahoma (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 7-person household.
Age 46
b. ~1894
Female
Spouse
Born: Oklahoma
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lincoln-County, Oklahoma |
| Surname | Tracy |
| Given Name | Mary B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Ponca |
| 1935 Residence (County) | Lincoln |
| Additional Details | |
| Class of Worker | NP |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Oklahoma |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | Ponca |
| Est. Birth Year | ~1894 |
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 |
|---|---|---|---|---|
| Mary Tracy | Spouse | — | 46 | ~1894 |
| Lelia Tracy | Daughter | — | 18 | ~1922 |
| Alpha Tracy | Head | — | 52 | ~1888 |
| Loyd Tracy | Son | — | 21 | ~1919 |
| Leroy Tracy | Son | — | 13 | ~1927 |
| Leon Tracy | Son | — | 16 | ~1924 |
| Leonard Tracy | Son | — | 25 | ~1915 |
Census Appearances
1930
Lincoln, Oklahoma
Spouse, age 36
Lincoln, Oklahoma · implied b. ~1894 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tracy |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| Age at First Marriage | 17 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Lincoln-County, Oklahoma
Spouse, age 46
Lincoln-County, Oklahoma · implied b. ~1894 — 7 household members
| Surname | Tracy |
| Given Name | Mary B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Ponca |
| 1935 Residence (County) | Lincoln |
| Class of Worker | NP |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Oklahoma |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Tracy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Tracy
Spouse · 1940 · age 46 · b. ~1894 · Oklahoma
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Lincoln-County, Oklahoma
Open full size
1940 US Federal Census — Lincoln-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03306-00536)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas J Center | 17 | Son | — | Oklahoma |
| 2 | Herbert Franklin | 31 | Head | Time Keeper | Oklahoma |
| 3 | Addie D Franklin | 28 | Wife | — | Oklahoma |
| 4 | Gladys Franklin | 3 | Daughter | — | Oklahoma |
| 5 | Isaac J D Wright | 60 | Head | Farmer | Iowa |
| 6 | Phoba Wright | 55 | Wife | — | Missouri |
| 7 | Arthur M Keefer | 57 | Head | Farmer | Oklahoma |
| 8 | Margrett S Keefer | 42 | Wife | — | Pennsylvania |
| 9 | Arthur J Keefer | 22 | Son | — | Oklahoma |
| 10 | Cornelle R English | 36 | Head | Farmer | Oklahoma |
| 11 | Rosie M English | 28 | Wife | — | Missouri |
| 12 | Helen L English | 10 | Daughter | — | Oklahoma |
| 13 | Clara Moore | 42 | Head | — | Oklahoma |
| 14 | Alice Moore | 22 | Daughter | — | Oklahoma |
| 15 | Vilaa J Moore | 18 | Daughter | — | Oklahoma |
| 16 | Allen K Moore | 16 | Son | — | Oklahoma |
| 17 | Verle J Moore | 14 | Son | — | Oklahoma |
| 18 | Geraldine E Moore | 12 | Daughter | — | Oklahoma |
| 19 | Edward Moore | 10 | Son | — | Oklahoma |
| 20 | Marcella Moore | 5 | Daughter | — | Oklahoma |
| 21 | Grover Moore | 3 | Son | — | Oklahoma |
| 22 | J G Mcinturf | 71 | Head | Farmer | Kentucky |
| 23 | Robie Mcinturf | 71 | Wife | — | Missouri |
| 24 | Benjamin F Cook | 47 | Head | Farmer | Oklahoma |
| 25 | Emma L D Cook | 40 | Wife | — | Oklahoma |
| 26 | B F Cook | 12 | Son | — | Oklahoma |
| 27 | Colleen Cook | 12 | Daughter | — | Oklahoma |
| 28 | George T G Gibson | 50 | Head | Farmer | Arkansas |
| 29 | Mamie Gibson | 51 | Wife | — | Arkansas |
| 30 | Paul H Gibson | 20 | Son | Laborer | Oklahoma |
| 31 | V A Gibson | 15 | Son | — | Oklahoma |
| 32 | Joyce L Gibson | 13 | Daughter | — | Oklahoma |
| 33 | Kinsey D Gibson | 11 | Son | — | Oklahoma |
| 34 | Alpha Tracy | 52 | Head | Farmer | Texas |
| 35 | Mary B Tracy THIS PERSON | 46 | Wife | — | Oklahoma |
| 36 | Leonard R Tracy | 25 | Son | — | Oklahoma |
| 37 | Loyd L Tracy | 21 | Son | — | Oklahoma |
| 38 | Lelia E Tracy | 18 | Daughter | — | Oklahoma |
| 39 | Leon A Tracy | 16 | Son | — | Oklahoma |
| 40 | Leroy Tracy | 13 | Son | — | Oklahoma |
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)