Donaldsonville, LA ZIP Codes
One ZIP code serves Donaldsonville, Louisiana: 70346. Together they are home to 9,927 residents in 3,680 households. That is more than the 6,831 people counted inside Donaldsonville city limits, because these ZIP codes reach past its boundary.
Donaldsonville city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 6,831 |
| Households | 2,536 |
| Median household income | $23,618 |
| Median home value | $185,900 |
| Median age | 29.1 |
| Median rent | $827 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 9,927 |
| Households (sum of ZIP codes) | 3,680 |
| Median household income, range across ZIP codes | $35,280 (70346) to $35,280 (70346) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $35,280 |
| Homeowners | 55.4% |
| Households with kids under 18 | 38.7% |
| Moved in the past year | 12.9% |
| Carrier routes in EDDM2GO's route library | 7 routes, 4,068 homes (1 of 1 ZIP codes) |
Every ZIP code in Donaldsonville
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 70346 | Donaldsonville | 9,927 | 3,680 | $35,280 | $176,900 | 55.4% | 38.7% | 12.9% | 7 | 4,342 | 6% of its land; mailing city |
A ZIP code is listed for Donaldsonville when at least 10% of its land lies inside Donaldsonville city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Donaldsonville. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Donaldsonville.
Counties
- Ascension County — 7 ZIP codes
Price a mailing to Donaldsonville ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Donaldsonville, LA?
- 70346. A ZIP code is listed for Donaldsonville when at least 10% of its land lies inside Donaldsonville city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Donaldsonville.
- What is the population of Donaldsonville, LA?
- The Census Bureau counts 6,831 residents inside Donaldsonville city limits (ACS 2020–2024). The 1 ZIP code that serve Donaldsonville hold 9,927 residents in all.
- What is the median household income in Donaldsonville, LA?
- $23,618 inside Donaldsonville city limits, per the Census Bureau. Across its ZIP codes the medians run from $35,280 to $35,280.
- How many carrier routes and mailboxes are in Donaldsonville, LA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 7 carrier routes reaching 4,068 residential and 273 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.