CJ
Charles Jennings — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Charles Jennings across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1860), then head of a 7-person household.
Age 70
b. ~1860
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Jennings |
| Given Name | Charles T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 21 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1860 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Harriet Jennings | Other | — | 49 | ~1881 |
| Theodore Jennings | Other | — | 70 | ~1860 |
| Charles Jennings | Head | — | 70 | ~1860 |
| Chas Jennings | Son | — | 9 | ~1921 |
| Saunders Pierce | Other | — | 50 | ~1880 |
| Phillip Jennings | Son | — | 11 | ~1919 |
| Martha Jennings | Daughter | — | 16 | ~1914 |
Census Appearances
1910
Middlesex, Massachusetts
Head, age 48
Middlesex, Massachusetts · implied b. ~1862 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jennings |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Occupation | Milk Dealer |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Head, age 58
Middlesex, Massachusetts · implied b. ~1862 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jennings |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Naturalization Status | Naturalized |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Occupation | milk-man |
| Industry | at home |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 70
Middlesex, Massachusetts · implied b. ~1860 — 7 household members
| Surname | Jennings |
| Given Name | Charles T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 21 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Charles Jennings across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Charles Jennings
Head · 1930 · age 70 · b. ~1860 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
13 people indexed on this census page (ia:1930:massachusettscensus00reel916:0140)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Richards Mary Simpson | 43 | Daughter | Inspector | Illinois |
| 52 | Fitzgerald James J. Simpson | 29 | Daughter | — | Massachusetts |
| 53 | Richards Theodore Simpson | 21 | Grandson | Stock Clerk | Massachusetts |
| 54 | Maclean Chas E. Simpson | 63 | Lodger | Shipper | England |
| 55 | C. Ella Kallen | 67 | Head | — | Sweden |
| 56 | Flaherty Thomas | 65 | Lodger | Baker | Ireland |
| 57 | Charles T. Jennings THIS PERSON | 70 | Head | — | Massachusetts |
| 58 | Harriet Jennings | 49 | Wife-H | — | Canada-English |
| 59 | Phillip Jennings | 11 | Son | — | Massachusetts |
| 60 | Martha H. Jennings | 16 | Daughter | Chemical | Massachusetts |
| 61 | Chas T. Jr. Jennings | 9 | Son | — | Massachusetts |
| 62 | Saunders Pierce | 50 | Lodger | Printer | New Hampshire |
| 63 | Theodore Jennings | 70 | Lodger | — | Maine |
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)