RH
Ruth Harrison — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Ruth Harrison across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Harrison |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore |
| Est. Birth Year | ~1923 |
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 Ruth | Age | Birth yr |
|---|---|---|---|---|
| Mary Harrison | Head | — | 40 | ~1900 |
| Marlie Harrison | Daughter | — | 12 | ~1928 |
| Vergie Harrison | Daughter | — | 14 | ~1926 |
| Frederick Harrison | Son | — | 16 | ~1924 |
| Ruth Harrison | Daughter | — | 17 | ~1923 |
| Nellie Harrison | Daughter | — | 7 | ~1933 |
| Charles Harrison | Son | — | 11 | ~1929 |
| George Harrison | Son | — | 5 | ~1935 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age 6
Baltimore, Maryland · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harrison |
| Given Name | Ruth N |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| 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
Baltimore-City-County, Maryland
Daughter, age 17
Baltimore-City-County, Maryland · implied b. ~1923 — 8 household members
| Surname | Harrison |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore |
| 1935 Residence (County) | Baltimore |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 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 Ruth Harrison across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Harrison
Daughter · 1940 · age 17 · b. ~1923 · Maryland
★ You are viewing this record
Sibling
Vergie Harrison
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederick Harrison
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Harrison
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Harrison
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marlie Harrison
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Harrison
Sibling · 1940 · age 11
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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-01531-00250)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Catherine Thomas | 30 | Head | — | S. Carolina |
| 42 | Mable Thomas | 12 | Daughter | — | Baltimore |
| 43 | Emily Thomas | 12 | Daughter | — | Maryland |
| 44 | Eugene Kernis | 35 | Head | Cook | N. Carolina |
| 45 | Nina Kernis | 26 | Wife | Beautician | N. Carolina |
| 46 | Rufus Kernis | 6 | Son | — | Maryland |
| 51 | Alton Colbourn | 25 | Head | Chauffeur | Maryland |
| 52 | Anna Colbourn | 25 | Wife | House Cleaning | Virginia |
| 54 | Roschell Johnson | 35 | Head | Builder | Virginia |
| 55 | Josephine Johnson | 36 | Wife | House Work | Virginia |
| 56 | James Johnson | 12 | Son | — | Virginia |
| 57 | Gray Johnson | 6 | Daughter | — | Virginia |
| 58 | Levin Johnson | 5 | Daughter | — | Maryland |
| 59 | Mary Harrison | 40 | Head | — | Maryland |
| 60 | Ruth Harrison THIS PERSON | 17 | Daughter | — | Maryland |
| 61 | Frederick Harrison | 16 | Son | — | Maryland |
| 62 | Vergie Harrison | 14 | Daughter | — | Maryland |
| 63 | Marlie Harrison | 12 | Daughter | — | Maryland |
| 64 | Charles Harrison | 11 | Son | — | Maryland |
| 65 | Nellie Harrison | 7 | Daughter | — | Maryland |
| 66 | George Harrison | 5 | Son | — | Maryland |
| 67 | Bertha Corby | 48 | Head | Domestic | Virginia |
| 68 | Elizabeth Jones | 29 | Daughter | Maid | Virginia |
| 69 | Milton Jones | 28 | Son-in-law | — | Virginia |
| 70 | Esther Ross | 25 | Daughter | Maid | Virginia |
| 71 | John Ross | 23 | Son-in-law | Dry Cleaning | Maryland |
| 72 | Perscilla Harris | 55 | Lodger | Maid | Virginia |
| 73 | Marcella Myers | 45 | Lodger | — | Virginia |
| 74 | Melvin Corby | 11 | Grandson | — | Maryland |
| 75 | John, Jr Ross | 7 | Grandson | — | Maryland |
| 76 | Mable Farmer | 38 | Head | — | N. Carolina |
| 77 | James Farmer | 24 | Son | — | Virginia |
| 78 | Clara Farmer | 23 | Daughter | — | Virginia |
| 79 | Wilbert Farmer | 22 | Son | — | Virginia |
| 80 | Maryland Farmer | 18 | Son | — | 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)