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Annie Henderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Howard-County, Maryland
Our Model Tree links this Annie Henderson across the 1930 and 1940 US Censuses in Howard-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Howard-County, Maryland |
| Surname | Henderson |
| Given Name | Annie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election Dist 4 |
| 1935 Residence (County) | Howard |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Election Dist 4 |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Annie | Age | Birth yr |
|---|---|---|---|---|
| Edward Henderson | Son | — | 22 | ~1918 |
| Annie Henderson | Daughter | — | 11 | ~1929 |
| Raymond Henderson | Son | — | 20 | ~1920 |
| James Henderson | Head | — | 52 | ~1888 |
| Dora Henderson | Spouse | — | 47 | ~1893 |
| Clara Henderson | Daughter | — | 16 | ~1924 |
| Mildred Henderson | Daughter | — | 13 | ~1927 |
| Ollie Henderson | Son | — | 18 | ~1922 |
Census Appearances
1930
Howard, Maryland
Daughter, age 1
Howard, Maryland · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henderson |
| Given Name | A. Margarette |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Howard-County, Maryland
Daughter, age 11
Howard-County, Maryland · implied b. ~1929 — 8 household members
| Surname | Henderson |
| Given Name | Annie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Election Dist 4 |
| 1935 Residence (County) | Howard |
| Highest Grade | No 6 |
| 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 Annie Henderson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Annie Henderson
Daughter · 1940 · age 11 · b. ~1929 · Maryland
★ You are viewing this record
Sibling
Clara Henderson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ollie Henderson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Henderson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Henderson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Henderson
Sibling · 1940 · age 22
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 — Howard-County, Maryland
Open full size
1940 US Federal Census — Howard-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01552-00294)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Pearl Miller | 11 | Daught | — | Maryland |
| 42 | Francis Guthrie | 35 | niece | — | Maryland |
| 43 | Steven B. Dorsey | 83 | Head | — | Maryland |
| 44 | Mary E. Dorsey | 76 | Wife | — | Maryland |
| 45 | Mary Dorsey | 53 | Daughter | — | Maryland |
| 46 | Sallie Ridgley | 48 | Daughter | Secretary | Maryland |
| 47 | Charles W. Lydane | 47 | Head | Farm Laborer | Maryland |
| 48 | George Lydane | 24 | son | Farm Laborer | Maryland |
| 49 | Charles Jr. Lydane | 20 | son | Farm Laborer | Maryland |
| 50 | Humphrey Wolfe | 73 | Head | Farmer | Maryland |
| 51 | Margaret Wolfe | 66 | wife | — | Maryland |
| 52 | Mary T. Linthicum | 80 | Sister-in-law | — | Maryland |
| 53 | Annie Linthicum | 66 | Sister-in-law | — | Maryland |
| 54 | James Henderson | 52 | Head | Farm Laborer | Maryland |
| 55 | Dora Henderson | 47 | wife | — | Maryland |
| 56 | Edward Henderson | 22 | son | Farm Laborer | Maryland |
| 57 | Raymond Henderson | 20 | son | Farm Laborer | Maryland |
| 58 | Ollie Henderson | 18 | son | Farm Laborer | Maryland |
| 59 | Clara Henderson | 16 | Daughter | — | Maryland |
| 60 | Mildred Henderson | 13 | Daughter | — | Maryland |
| 61 | Annie Henderson THIS PERSON | 11 | Daughter | — | Maryland |
| 62 | William L. Smitley | 53 | Head | Controller | Maryland |
| 63 | Margaret W. Smitley | 47 | Wife | — | France |
| 64 | John Guthrie | 45 | Husband | Servant | Maryland |
| 65 | Florence Guthrie | 33 | Wife | Servant | Maryland |
| 66 | Joseph B. Dyson | 75 | Head | — | Maryland |
| 67 | Hellen V. Dyson | 60 | Wife | — | Maryland |
| 68 | Joseph S. Dyson | 27 | son | — | Maryland |
| 69 | Matthew W. Dyson | 26 | son | — | Maryland |
| 70 | George J. Dyson | 20 | son | — | Maryland |
| 71 | Stanley Grimes | 49 | Head | Farm Laborer | Maryland |
| 72 | Dora J. Grimes | 38 | Wife | — | Maryland |
| 73 | Lillian Grimes | 18 | Daughter | Nurse | Maryland |
| 74 | Frank Grimes | 16 | son | — | Maryland |
| 75 | Virginia Grimes | 14 | Daughter | — | Maryland |
| 76 | Mae Grimes | 12 | Daughter | — | Maryland |
| 77 | Lucille Grimes | 9 | Daughter | — | Maryland |
| 78 | Elizabeth Grimes | 6 | Daughter | — | Maryland |
| 79 | Charles T. Pipes | 54 | Head | Farm Laborer | North Carolina |
| 80 | Neva Pipes | 38 | Wife | — | Virginia |
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)