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Mary Bradford — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Missouri
Our Model Tree links this Mary Bradford across the 1930 and 1940 US Censuses in Polk-County, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 5-person household.
Age 11
b. ~1929
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Missouri |
| Surname | Bradford |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Mooney |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Mooney |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ruth Bradford | Daughter | — | 9 | ~1931 |
| Unice Bradford | Spouse | — | 52 | ~1888 |
| Clara Bradford | Head | — | 64 | ~1876 |
| Virginia Bradford | Daughter | — | 13 | ~1927 |
| Mary Bradford | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Polk, Missouri
Daughter, age 2
Polk, Missouri · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bradford |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Polk-County, Missouri
Daughter, age 11
Polk-County, Missouri · implied b. ~1929 — 5 household members
| Surname | Bradford |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Mooney |
| 1935 Residence (County) | Polk |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| 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 Bradford across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Bradford
Daughter · 1940 · age 11 · b. ~1929 · Missouri
★ You are viewing this record
Sibling
Virginia Bradford
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Bradford
Sibling · 1940 · age 9
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 — Polk-County, Missouri
Open full size
1940 US Federal Census — Polk-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02141-00865)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Orpha Laney | 50 | Wife | — | Missouri |
| 42 | Lawrence Laney | 24 | Son | Farming | Missouri |
| 43 | Frank Laney | 77 | Head | — | Missouri |
| 44 | Florence Laney | 74 | Wife | — | Missouri |
| 45 | Ray Sylvester | 26 | Head | Labor | Missouri |
| 46 | Anna Sylvester | 24 | Wife | — | Missouri |
| 47 | Leroy Sylvester | 3 | Son | — | Missouri |
| 48 | Frank Sylvester | 2 | Son | — | Missouri |
| 49 | Shirley Sylvester | 0 | Daughter | — | Missouri |
| 50 | Charlie Moore | 56 | Head | Carpenter | Missouri |
| 51 | Catherine Moore | 49 | Wife | — | Missouri |
| 52 | Eugene Moore | 22 | Son | Carpenter | Missouri |
| 53 | Charles Jr. Moore | 17 | Son | Labor | Missouri |
| 54 | Fay Moore | 16 | Daughter | — | Missouri |
| 55 | Irene Moore | 14 | Daughter | — | Missouri |
| 56 | William C. Moore | 11 | Son | — | Missouri |
| 57 | Clifford E. Hall | 46 | Head | Labor | Missouri |
| 58 | Uleli B. Hall | 36 | Wife | — | Missouri |
| 59 | Wayne C. Hall | 18 | Son | New Worker | Missouri |
| 60 | Dorothy L. Hall | 17 | Daughter | — | Missouri |
| 61 | Betty J. Hall | 14 | Daughter | — | Missouri |
| 62 | Billie Hall | 12 | Son | — | Missouri |
| 63 | Jerry Hall | 7 | Son | — | Missouri |
| 64 | Clara A. Bradford | 64 | Head | Farming | Missouri |
| 65 | Unice L. Bradford | 52 | Wife | — | Missouri |
| 66 | Virginia N. Bradford | 13 | Daughter | — | Missouri |
| 67 | Mary E. Bradford THIS PERSON | 11 | Daughter | — | Missouri |
| 68 | Ruth L. Bradford | 9 | Daughter | — | Missouri |
| 69 | Roscoe Clingman | 62 | Head | — | Missouri |
| 70 | Fern Clingman | 25 | Daughter | Teacher | Missouri |
| 71 | Reece Clingman | 24 | Son | Truck Driver | Missouri |
| 72 | Nettie Crockett | 58 | Head | — | Missouri |
| 73 | Charley Boatman | 33 | Boarder | Musician | Missouri |
| 74 | Mary Boatman | 21 | Boarder | — | Missouri |
| 75 | Lloyd P. Slagle | 43 | Head | Cashier | Missouri |
| 76 | Lois C. Slagle | 41 | Wife | — | Missouri |
| 77 | Lucille Slagle | 4 | Son | — | Missouri |
| 78 | Kay Slagle | 2 | Daughter | — | Missouri |
| 79 | Martha Slagle | 66 | Mother | — | Missouri |
| 80 | William H. Prater | 78 | Head | Farming | Missouri |
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)