MC
Margaret Carroll — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dorchester-County, Maryland
Our Model Tree links this Margaret Carroll across the 1920, 1930 and 1940 US Censuses in Dorchester-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1902), then head of a 5-person household.
Age 38
b. ~1902
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Dorchester-County, Maryland |
| Surname | Carroll |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District #7 York |
| 1935 Residence (County) | Dorchester |
| Additional Details | |
| Highest Grade | S 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Election District 7 York |
| Est. Birth Year | ~1902 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Charlotte Carroll | Daughter | — | 14 | ~1926 |
| Isaac Spear | Other | — | 24 | ~1916 |
| Charles Carroll | Head | — | 42 | ~1898 |
| Margaret Carroll | Spouse | — | 38 | ~1902 |
| Doris Spear | Daughter | — | 17 | ~1923 |
Census Appearances
1920
Dorchester, Maryland
Other, age 18
Dorchester, Maryland · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Margaret A. |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Dorchester, Maryland
Other, age 28
Dorchester, Maryland · implied b. ~1902 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Margaret A. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 17 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Dorchester-County, Maryland
Spouse, age 38
Dorchester-County, Maryland · implied b. ~1902 — 5 household members
| Surname | Carroll |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District #7 York |
| 1935 Residence (County) | Dorchester |
| Highest Grade | S 8 |
| 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 Carroll across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Carroll
Spouse · 1940 · age 38 · b. ~1902 · Maryland
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Dorchester-County, Maryland
Open full size
1940 US Federal Census — Dorchester-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01547-00015)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Norma Lee Dampier | 5 | Daughter | — | Maryland |
| 2 | Leland Murphy | 41 | Head | Engineer | Maryland |
| 3 | Margaret Murphy | 34 | Wife | Seamstress | Maryland |
| 4 | Emma Plummer | 44 | Head | — | Maryland |
| 5 | Milton Plummer | 12 | Son | — | Maryland |
| 6 | Levin English | 24 | Head | — | Maryland |
| 7 | Clouida English | 22 | Wife | — | Maryland |
| 8 | Benjamin Lord | 50 | Head | Fisherman | Maryland |
| 9 | W R Mccready | 47 | Lodger | Fisherman | Maryland |
| 10 | Annie Callison | 66 | Head | — | Maryland |
| 11 | George A Murphy | 70 | Brother | — | Maryland |
| 12 | Philip Callison | 44 | Head | Laborer | Maryland |
| 13 | Anita Callison | 40 | Wife | — | Maryland |
| 14 | Anna Laura Callison | 4 | Daughter | — | Maryland |
| 15 | Philip David Callison | 2 | Son | — | Maryland |
| 16 | Earl Knowles | 26 | Head | Chauffeur | Maryland |
| 17 | Pauline Knowles | 24 | Wife | — | Maryland |
| 18 | Phyllis Knowles | 6 | Daughter | — | Maryland |
| 19 | Earl Jr Knowles | 5 | Son | — | Maryland |
| 20 | Wilbur Marine | 43 | Head | Chauffeur | Maryland |
| 21 | Daisy Marine | 35 | Wife | — | Maryland |
| 22 | Johnny Marine | 14 | Son | New Worker | Maryland |
| 23 | Bobbie Marine | 11 | Son | — | Maryland |
| 24 | Lloyd Marine | 8 | Son | — | Maryland |
| 25 | Charles Carroll | 42 | Head | Chauffeur Foreman | Maryland |
| 26 | Margaret Carroll THIS PERSON | 38 | Wife | — | Maryland |
| 27 | Charlotte Carroll | 14 | Daughter | New Worker Seamstress | Maryland |
| 28 | Isaac Spear | 24 | Son-in-law | Time Keeper | Maryland |
| 29 | Doris Spear | 17 | Daughter | — | Maryland |
| 30 | John Lank | 45 | Head | Painter | Maryland |
| 31 | Helena Lank | 35 | Wife | — | Maryland |
| 32 | Alice Lank | 14 | Daughter | — | Maryland |
| 33 | Evelyn Lank | 12 | Daughter | — | Maryland |
| 34 | Jean Lank | 2 | Daughter | — | Maryland |
| 35 | Susie L Murphy | 70 | Mother-in-law | — | Maryland |
| 36 | Jack Murphy | 12 | Adopted son | Laborer | Maryland |
| 37 | Mcclelland Bramble | 55 | Head | Farmer | Maryland |
| 38 | Audrey Bramble | 39 | Wife | — | Maryland |
| 39 | James H Bramble | 17 | Son | — | Maryland |
| 40 | William C Bramble | 12 | Son | — | Maryland |
Related Census Records
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)