MK
Margaret King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegany-County, Maryland
Our Model Tree links this Margaret King across the 1920, 1930 and 1940 US Censuses in Allegany-County, Maryland (XGBoost, ~Confirmed), with identified parents Patrick & Patrick — first a daughter (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegany-County, Maryland |
| Surname | King |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Some Place |
| 1935 Residence (County) | Allegany |
| Additional Details | |
| Occupation | school teacher |
| Industry | public school |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1250 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Teacher |
| Township / Ward | Cumberland |
| Est. Birth Year | ~1910 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret King | Daughter | — | 30 | ~1910 |
| Patrick King | Head | — | 55 | ~1885 |
| Ellen King | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Allegany, Maryland
Daughter, age 9
Allegany, Maryland · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Allegany, Maryland
Daughter, age 20
Allegany, Maryland · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Margaret R |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Allegany-County, Maryland
Daughter, age 30
Allegany-County, Maryland · implied b. ~1910 — 3 household members
| Surname | King |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Some Place |
| 1935 Residence (County) | Allegany |
| Occupation | school teacher |
| Industry | public school |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1250 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Patrick King (~0.92 confidence) and father Patrick King (~0.92 confidence) and father Walter King (~0.92 confidence) and mother Ellen King (~0.92 confidence) and mother Nellie King (~0.92 confidence) and mother Nellie King (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Patrick King
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Patrick King
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Walter King
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Ellen King
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Nellie King
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Nellie King
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret King
Daughter · 1940 · age 30 · b. ~1910 · Maryland
★ 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 — Allegany-County, Maryland
Open full size
1940 US Federal Census — Allegany-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01499-00081)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl Decker | 25 | Head | Laboratory Worker | Maryland |
| 2 | Marion Decker | 25 | Wife | — | Maryland |
| 3 | Charles Krick | 20 | Head | Clerk | Maryland |
| 4 | Vivian Krick | 22 | Wife | — | Maryland |
| 5 | Carolyn Krick | 2 | Daughter | — | Maryland |
| 6 | Madeline Krick | 45 | Aunt | — | Maryland |
| 7 | S. H. Wilcher | 49 | Head | Machinist | W. Va. |
| 8 | Minnie Wilcher | 48 | Wife | — | Maryland |
| 9 | Albert Wilcher | 16 | Son | — | Maryland |
| 10 | Edward Frodsham | 25 | Son-in-law | Bartender | Maryland |
| 11 | Ethel Frodsham | 23 | Daughter | — | Maryland |
| 12 | Shirley Frodsham | 2 | Daughter | — | Maryland |
| 13 | A. J. Will | 53 | Head | Contractor | Penna. |
| 14 | Mary Will | 48 | Wife | — | Penna. |
| 15 | Sarah Will | 23 | Daughter | Machine Oper | Maryland |
| 16 | Mildred Will | 20 | Daughter | — | Maryland |
| 17 | Thomas Will | 17 | Son | — | Maryland |
| 18 | Francis Will | 12 | Son | — | Maryland |
| 19 | Charles Will | 10 | Son | — | Maryland |
| 20 | Patrick King | 55 | Head | Machinist Helper | Maryland |
| 21 | Ellen King | 54 | Wife | — | Maryland |
| 22 | Margaret King THIS PERSON | 30 | Daughter | School Teacher | Maryland |
| 23 | J. W. Harper | 65 | Head | Janitor | W. Va. |
| 24 | Harriet Harper | 46 | Wife | — | W. Va. |
| 25 | June Harper | 21 | Daughter | Machine Oper | Maryland |
| 26 | Albert Whitehair | 54 | Head | Clerk | W. Va. |
| 27 | Elizabeth Whitehair | 54 | Wife | — | Maryland |
| 28 | Raymond Whitehair | 28 | Son | Erector | Maryland |
| 29 | Carmelita Whitehair | 26 | Daughter | Office Clerk | Maryland |
| 30 | Joseph Screen | 38 | Head | Office Clerk | Maryland |
| 31 | Bernice Screen | 32 | Wife | — | Penna. |
| 32 | Joseph Jr. Screen | 13 | Son | — | Maryland |
| 33 | Ronald Screen | 12 | Son | — | Maryland |
| 34 | Donald Screen | 12 | Son | — | Maryland |
| 35 | Gary Screen | 3 | Son | — | Maryland |
| 36 | Paul Martin | 24 | Head | Silk Spinner | Maryland |
| 37 | Alora Martin | 22 | Wife | — | W. Va. |
| 38 | Richard Spicer | 42 | Head | Machinist | W. Va. |
| 39 | Mary Spicer | 82 | Mother | — | Maryland |
| 40 | Paul Swengle | 38 | Lodger | Sexton | Maryland |
Pedigree Summary
Margaret
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)