JM
James Montgomery — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Charles, Maryland
Our Model Tree links this James Montgomery across the 1920 and 1930 US Censuses in Charles, Maryland (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 22-person household.
Age 13
b. ~1917
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Charles, Maryland |
| Surname | Montgomery |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Election Dist 10 Marbury |
| Est. Birth Year | ~1917 |
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.
22 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Ada Montgomery | Daughter | — | 28 | ~1902 |
| Eloise Smallwood | Daughter | — | 3 | ~1927 |
| Effie Smallwood | Daughter | — | 8 | ~1922 |
| Odessa Swann | Daughter | — | 10 | ~1920 |
| Ruth Smallwood | Daughter | — | 6 | ~1924 |
| Hazel Swann | Daughter | — | 8 | ~1922 |
| Mary Montgomery | Daughter | — | 13 | ~1917 |
| Margaret Swann | Daughter | — | 11 | ~1919 |
| Pearl Smallwood | Daughter | — | 15 | ~1915 |
| Bernard Smallwood | Head | — | 52 | ~1878 |
| Martin Montgomery | Other | — | 57 | ~1873 |
| Frederick Montgomery | Other | — | 9 | ~1921 |
| Leo Skinner | Other | — | ~1930 | |
| Millie Smallwood | Other | — | 2 | ~1928 |
| Arthur Swann | Other | — | 33 | ~1897 |
| Herbert Smallwood | Son | — | ~1930 | |
| James Montgomery | Son | — | 13 | ~1917 |
| Arthur Swann | Son | — | 7 | ~1923 |
| Robert Smallwood | Son | — | 5 | ~1925 |
| Randolph Montgomery | Son | — | 17 | ~1913 |
| Rodelle Swann | Spouse | — | 29 | ~1901 |
| Pearl Smallwood | Spouse | — | 36 | ~1894 |
Census Appearances
1920
Charles, Maryland
Son, age 1
Charles, Maryland · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Montgomery |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Charles, Maryland
Son, age 13
Charles, Maryland · implied b. ~1917 — 22 household members
| Surname | Montgomery |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | No |
| 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 James Montgomery across 2 US Census years (1920 and 1930) in Charles, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
James Montgomery
Son · 1930 · age 13 · b. ~1917 · Maryland
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Sibling
Arthur Swann
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Randolph Montgomery
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Swann
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Swann
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eloise Smallwood
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Montgomery
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearl Smallwood
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Smallwood
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Smallwood
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ada Montgomery
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Smallwood
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Odessa Swann
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Effie Smallwood
Sibling · 1930 · age 8
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
1930 US Federal Census — Charles, Maryland
Open full size
1930 US Federal Census — Charles, Maryland
Page Contents
44 people indexed on this census page (ia:1930:15thcensus872unit:1099)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William Jenkins | 71 | Head | Builder Attendant | Maryland |
| 52 | Dora Jenkins | 31 | Wife | — | Maryland |
| 53 | James Jenkins | 12 | Son | — | Maryland |
| 54 | Clifton Jenkins | 10 | Son | — | Maryland |
| 55 | Robert Jenkins | 8 | Son | — | Maryland |
| 56 | Mary Jenkins | 6 | Daughter | — | Maryland |
| 57 | William Jenkins | 4 | Son | — | Maryland |
| 58 | Kathaline Jenkins | 2 | Daughter | — | Maryland |
| 59 | Melvin Jenkins | 0 | Son | — | Maryland |
| 60 | Rutherford B. Riley | 48 | Head | Minister | Virginia |
| 61 | Hannah E. Riley | 58 | Wife | — | Maryland |
| 62 | Marie Riley | 3 | Gr. Daughter | — | New York |
| 63 | Joseph Smallwood | 51 | Head | Powder Attendant | Maryland |
| 64 | Mary I. Smallwood | 52 | Wife | — | Maryland |
| 65 | Jerome Smallwood | 16 | Nephew | — | Maryland |
| 66 | Tom Smallwood | 13 | Nephew | — | Maryland |
| 67 | Mary Smallwood | 10 | Niece | — | Maryland |
| 68 | William Thomas | 32 | Head | Laborer | Maryland |
| 69 | Gladys Thomas | 29 | Wife | — | Maryland |
| 70 | Milburn Thomas | 5 | Son | — | Maryland |
| 71 | Geneva Thomas | 3 | Daughter | — | Maryland |
| 72 | Carlton Thomas | 0 | Son | — | Maryland |
| 73 | Bernard Smallwood | 52 | Head | Fisherman | Maryland |
| 74 | Pearl Smallwood | 36 | Wife | — | Maryland |
| 75 | Pearl E. Smallwood | 15 | Daughter | — | Maryland |
| 76 | Effie Smallwood | 8 | Daughter | — | Maryland |
| 77 | Ruth Smallwood | 6 | Daughter | — | Maryland |
| 78 | Robert J. Smallwood | 5 | Son | — | Maryland |
| 79 | Eloise Smallwood | 3 | Daughter | — | Maryland |
| 80 | Herbert E. H. Smallwood | 0 | Son | — | Maryland |
| 81 | Arthur Swann | 33 | R | Powder Attend | Maryland |
| 82 | Rodelle Swann | 29 | Wife | — | Maryland |
| 83 | Margaret Swann | 11 | Daughter | — | Maryland |
| 84 | Odessa Swann | 10 | Daughter | — | Maryland |
| 85 | Hazel Swann | 8 | Daughter | — | Maryland |
| 86 | Arthur Swann | 7 | Son | — | Maryland |
| 87 | Martin Montgomery | 57 | R | Laborer | Maryland |
| 88 | Ada Montgomery | 28 | Daughter | — | Maryland |
| 89 | Mary Montgomery | 13 | Daughter | Laborer | Maryland |
| 90 | Randolph Montgomery | 17 | Son | — | Maryland |
| 91 | James Montgomery THIS PERSON | 13 | Son | — | Maryland |
| 92 | Frederick Montgomery | 9 | Gr. Son | — | Maryland |
| 93 | Millie Smallwood | 2 | Gr. Son | — | Maryland |
| 94 | Leo Skinner | 0 | Gr. Son | — | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)