MP
Margaret Perry — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knox-County, Tennessee
Our Model Tree links this Margaret Perry across the 1930 and 1940 US Censuses in Knox-County, Tennessee (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Female
Daughter
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Knox-County, Tennessee |
| Surname | Perry |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Carter |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Tenn. |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Civil District 3 |
| Est. Birth Year | ~1927 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Ralph Perry | Son | — | 15 | ~1925 |
| Paul Perry | Head | — | 35 | ~1905 |
| Herman Perry | Son | — | 10 | ~1930 |
| Bertha Perry | Daughter | — | 4 | ~1936 |
| Margaret Perry | Daughter | — | 13 | ~1927 |
| Cora Perry | Spouse | — | 32 | ~1908 |
| James Perry | Son | — | 6 | ~1934 |
| Walter Perry | Son | — | 1 | ~1939 |
Census Appearances
1930
Knox, Tennessee
Daughter, age 2
Knox, Tennessee · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perry |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Knox-County, Tennessee
Daughter, age 13
Knox-County, Tennessee · implied b. ~1927 — 8 household members
| Surname | Perry |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Carter |
| Highest Grade | No 2 |
| 1935 Residence | Tenn. |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Margaret Perry across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Perry
Daughter · 1940 · age 13 · b. ~1927 · Tennessee
★ You are viewing this record
Sibling
James Perry
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bertha Perry
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Perry
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herman Perry
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Perry
Sibling · 1940 · age 15
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 — Knox-County, Tennessee
Open full size
1940 US Federal Census — Knox-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03909-00382)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred Murrell | 25 | Son | Drill Operator | Tennessee |
| 2 | Hubert Murrell | 15 | Son | — | Tennessee |
| 3 | Ira M. Johnson | 31 | Head | Drill Operator | Tennessee |
| 4 | Mable Johnson | 30 | Wife | — | Tennessee |
| 5 | Bobbie Johnson | 10 | Son | — | Tennessee |
| 6 | Agnes Johnson | 7 | Daughter | — | Tennessee |
| 7 | Raymond Johnson | 4 | Son | — | Tennessee |
| 8 | Arville Lee Johnson | 2 | Son | — | Tennessee |
| 9 | Paul B. Perry | 35 | Head | Truck Driver | Tennessee |
| 10 | Cora Perry | 32 | Wife | — | Tennessee |
| 11 | Ralph Perry | 15 | Son | — | Tennessee |
| 12 | Margaret Perry THIS PERSON | 13 | Daughter | — | Tennessee |
| 13 | Herman Perry | 10 | Son | — | Tennessee |
| 14 | James Perry | 6 | Son | — | Tennessee |
| 15 | Bertha Perry | 4 | Daughter | — | Tennessee |
| 16 | Walter Perry | 1 | Son | — | Tennessee |
| 17 | Ballard A. Grisley | 57 | Head | Chauffeur | Tennessee |
| 18 | Virginia Grisley | 44 | Wife | — | Tennessee |
| 19 | Mammie Grisley | 26 | Daughter | New Worker | Tennessee |
| 20 | Charles B. Grisley | 18 | Son | — | Tennessee |
| 21 | Nellie Grisley | 16 | Daughter | — | Tennessee |
| 22 | Bettie L. Grisley | 11 | Daughter | — | Tennessee |
| 23 | Roy Grisley | 8 | Son | — | Tennessee |
| 24 | Mattie Grisley | 3 | Son | — | Tennessee |
| 25 | Gilo Caldwell | 38 | Head | Chauffeur Operator | Tennessee |
| 26 | Mary Caldwell | 33 | Wife | — | Tennessee |
| 27 | Johnnie C. Caldwell | 13 | Son | — | Tennessee |
| 28 | Frank Caldwell | 10 | Son | — | Tennessee |
| 29 | Dennis Caldwell | 7 | Son | — | Tennessee |
| 30 | Shirley Caldwell | 5 | Daughter | — | Tennessee |
| 31 | Donnie Caldwell | 1 | Son | — | Tennessee |
| 32 | John Miller | 61 | Father in law | — | Tennessee |
| 33 | Cleo Miller | 14 | Sister in law | — | Tennessee |
| 34 | Alfred Johnson | 22 | Head | Laborer | Tennessee |
| 35 | Vera Johnson | 17 | Wife | — | Tennessee |
| 36 | Barbara Johnson | 0 | Daughter | — | Tennessee |
| 37 | Luther Richards | 30 | Head | Laborer | Tennessee |
| 38 | Gladys Richards | 31 | Wife | — | Tennessee |
| 39 | B. Windell Richards | 6 | Son | — | Tennessee |
| 40 | Betty Jo Richards | 5 | Daughter | — | Tennessee |
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)