Mountain Lakes, NH ZIP Codes
2 ZIP codes serve Mountain Lakes, New Hampshire: 03785 and 03740. Together they are home to 3,115 residents in 1,239 households. That is more than the 354 people counted inside Mountain Lakes Census-designated place, because these ZIP codes reach past its boundary. Median household income ranges from $57,902 in 03785 to $67,813 in 03740.
Mountain Lakes Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 354 |
| Households | 174 |
| Median household income | $35,603 |
| Median home value | $264,800 |
| Median age | 56.5 |
| Median rent | not published |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 3,115 |
| Households (sum of ZIP codes) | 1,239 |
| Median household income, range across ZIP codes | $57,902 (03785) to $67,813 (03740) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $61,430 |
| Homeowners | 66.6% |
| Households with kids under 18 | 22.6% |
| Moved in the past year | 5.5% |
| Carrier routes in EDDM2GO's route library | 4 routes, 1,016 homes (1 of 2 ZIP codes) |
Top facts
- Highest median household income in Mountain Lakes: 03740 ($67,813)
- Most residents: 03785 (2,018 people)
- Highest homeownership: 03740 (90.9% own their home)
- Most households with kids: 03740 (29.7% of households)
- Most new movers: 03740 (6.3% moved in last year)
- Youngest median age: 03785 (42.0 years)
- Highest median home value: 03785 ($244,100)
Every ZIP code in Mountain Lakes
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 03785 | Woodsville | 2,018 | 798 | $57,902 | $244,100 | 53.1% | 18.7% | 5.1% | 4 | 1,086 | 4% of its land |
| 03740 | Bath | 1,097 | 441 | $67,813 | $234,400 | 90.9% | 29.7% | 6.3% | — | — | 2% of its land |
A ZIP code is listed for Mountain Lakes when at least 10% of its land lies inside the Mountain Lakes Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Mountain Lakes. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Mountain Lakes.
Counties
- Grafton County — 36 ZIP codes
Price a mailing to Mountain Lakes ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Mountain Lakes, NH?
- 03785 and 03740. A ZIP code is listed for Mountain Lakes when at least 10% of its land lies inside the Mountain Lakes Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Mountain Lakes.
- What is the population of Mountain Lakes, NH?
- The Census Bureau counts 354 residents inside Mountain Lakes Census-designated place (ACS 2020–2024). The 2 ZIP codes that serve Mountain Lakes hold 3,115 residents in all.
- What is the median household income in Mountain Lakes, NH?
- $35,603 inside Mountain Lakes Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $57,902 to $67,813.
- Which Mountain Lakes ZIP code has the highest median household income?
- 03740, at $67,813, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Mountain Lakes, NH?
- For the 1 of 2 ZIP codes in EDDM2GO's stored route library: 4 carrier routes reaching 1,016 residential and 72 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.