MC
Martha Collins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rockcastle-County, Kentucky
Our Model Tree links this Martha Collins across the 1930 and 1940 US Censuses in Rockcastle-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 8-person household.
Age 13
b. ~1927
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rockcastle-County, Kentucky |
| Surname | Collins |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | 5th Magisterial Dist |
| 1935 Residence (County) | Rockcastle |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | 5Th Magisterial Dist |
| 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 Martha | Age | Birth yr |
|---|---|---|---|---|
| Martha Collins | Daughter | — | 13 | ~1927 |
| Joel Collins | Son | — | 2 | ~1938 |
| Delia Collins | Spouse | — | 42 | ~1898 |
| Eliza Collins | Son | — | 10 | ~1930 |
| Earl Collins | Son | — | 17 | ~1923 |
| Eliza Collins | Head | — | 42 | ~1898 |
| Kyburn Collins | Son | — | 11 | ~1929 |
| Mary Collins | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Rockcastle, Kentucky
Daughter, age 4
Rockcastle, Kentucky · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Rockcastle-County, Kentucky
Daughter, age 13
Rockcastle-County, Kentucky · implied b. ~1927 — 8 household members
| Surname | Collins |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | 5th Magisterial Dist |
| 1935 Residence (County) | Rockcastle |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| 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 Martha Collins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Collins
Daughter · 1940 · age 13 · b. ~1927 · Kentucky
★ You are viewing this record
Sibling
Earl Collins
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eliza Collins
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joel Collins
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kyburn Collins
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Collins
Sibling · 1940 · age 6
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 — Rockcastle-County, Kentucky
Open full size
1940 US Federal Census — Rockcastle-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01353-00549)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Cactus Morris | 7 | Daughter | — | Kentucky |
| 42 | Bill Morris | 23 | Son | Farmer | Kentucky |
| 43 | Dallas Morris | 28 | Boarder | Labor | Kentucky |
| 44 | Ray Morris | 29 | Head | Labor | Kentucky |
| 45 | Bitha Morris | 27 | Wife | Housewife | Kentucky |
| 46 | Marie Morris | 3 | Daughter | — | Kentucky |
| 47 | Robert Mullins | 42 | Head | Farmer | Kentucky |
| 48 | Omie Mullins | 36 | Wife | Housewife | Kentucky |
| 49 | Blacksmith Mullins | 15 | Son | Farm Hand | Kentucky |
| 50 | Mary Mullins | 14 | Daughter | — | Kentucky |
| 51 | Bessie Collins | 40 | Head | House + Farm | Kentucky |
| 52 | Cactus Collins | 20 | Son | — | Kentucky |
| 53 | Jim Collins | 80 | Father | — | Kentucky |
| 54 | Mary Collins | 75 | Mother | — | Kentucky |
| 55 | Minnie Pigg | 22 | Head | House Keeper | Kentucky |
| 56 | Eliza Collins | 42 | Head | Farm | Kentucky |
| 57 | Delia Collins | 42 | Wife | Housework | Kentucky |
| 58 | Earl Collins | 17 | Son | Farm Hand | Kentucky |
| 59 | Martha Collins THIS PERSON | 13 | Daughter | — | Kentucky |
| 60 | Kyburn Collins | 11 | Son | — | Kentucky |
| 61 | Eliza Jr. Collins | 10 | Son | — | Kentucky |
| 62 | Mary A. Collins | 6 | Daughter | — | Kentucky |
| 63 | Joel Collins | 2 | Son | — | Kentucky |
| 64 | Morris Collins | 44 | Head | Laborer | Kentucky |
| 65 | Jula Collins | 53 | Wife | Domestic | Kentucky |
| 66 | Cora Smith | 53 | Head | Domestic | Kentucky |
| 67 | Albert Smith | 14 | Son | Road Labor | Kentucky |
| 68 | Cecil May | 39 | Head | Storekeeper | Kentucky |
| 69 | Charlie M. May | 9 | Son | — | Kentucky |
| 70 | Junior May | 6 | Son | — | Kentucky |
| 71 | Paul May | 3 | Son | — | Kentucky |
| 72 | Author Collins | 47 | Head | Labor | Kentucky |
| 73 | Edna Collins | 39 | Wife | Domestic | Kentucky |
| 74 | Robert Collins | 20 | Son | Farm Hand | Kentucky |
| 75 | George Collins | 19 | Son | Farm Hand | Kentucky |
| 76 | Loyd Collins | 16 | Son | Farm Hand | Kentucky |
| 77 | Lila Collins | 15 | Daughter | Domestic | Kentucky |
| 78 | Alva Collins | 14 | Daughter | Domestic | Kentucky |
| 79 | Kirston Collins | 13 | Son | — | Kentucky |
| 80 | Author Jr. Collins | 7 | Son | — | Kentucky |
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)