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ZIP Code · NH

ZIP 03857

Pop. 9,463·Rockingham County·10th most expensive ZIP in New Hampshire
Median rent (all units)
$2,390/mo
Year-over-Year
Stable
Month-over-Month
+11.9%
vs US Median
+$425
Rising (Monthly)
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Most AffordableMost Expensive
ZIP 03857 · $2,390
More expensive than 76% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$1,660
1 BR
$1,740
2 BR
$2,280
3 BR
$2,800
4 BR+
$3,060
Research median
$2,280/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: July 20, 2026

Annual cost
$28,680/yr
At $2,390/mo median
Location
StateNH
CountyRockingham County
Rent Market Meter
Strong Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are up 0.0% year-over-year. Expect competition, and move quickly to lock in terms.
Based on rent-price momentum (+0.0% YoY, +11.9% MoM), not inventory.
Demographics

Who lives here

ZIP 03857 (Newmarket, NH) is roughly split between renters and owners, has a median income above the national average, 49.7% of residents hold a bachelor's degree or higher.

Population
9,463
Median income
$100,845
Median age
41.2
Renters
47.1%
Age distribution
15.6%
24.8%
29.5%
13.9%
16.1%
Under 1815.6%
18–3424.8%
35–5429.5%
55–6413.9%
65+16.1%
Gender
49.4%
50.6%
Male49.4%
Female50.6%
Race & ethnicity
91.1%
White91.1%
Black0.6%
Hispanic1.4%
Asian1.3%
Other5.6%
Education (25+)
16.4%
31.5%
49.7%
No HS diploma2.4%
HS diploma16.4%
Some college31.5%
Bachelor's+49.7%
Housing tenure
52.9%
47.1%
Owner52.9%
Renter47.1%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How ZIP 03857 in Newmarket, NH has changed in 5 years

Income
$83,070 → $100,845
up 21.4%
Population
9,365 → 9,463
up 1.0%
Renter share
45.6% → 47.1%
+1.5 pts
Bachelor's+
49.7% → 49.7%
+0.0 pts
Median age
40.1 → 41.2
+1.1 yrs

On the earnings side, the typical household in ZIP 03857 in Newmarket, NH now reports about $100,845, up from $83,070 in 2021. Headcount in the area went from 9,365 to 9,463 between 2021 and 2024, a 1.0% change. About 47.1% of households rent today, against 45.6% in 2021.

Community

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Local insights

Tips for renters in ZIP 03857

About renting in ZIP 03857

Last updated: July 20, 2026

ZIP code 03857 covers Newmarket, NH. The median rent here is $2,390/mo as of July 2026. A 1-bedroom rents for a median of $1,740/mo. A 2-bedroom rents for a median of $2,280/mo.

At 28% of local median household income ($100,845/yr), ZIP 03857 ranks as affordable compared to the national benchmark of 30%. Rent prices have stayed steady over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 03857?

As of July 20, 2026, the median monthly rent in ZIP 03857 (Newmarket, NH) is $2,390. This is based on aggregated data from public sources and community submissions.

How does ZIP 03857 rent compare to the US average?

ZIP 03857's median rent of $2,390/mo is $425 (22%) above the US national median of $1,965/mo.

How does ZIP 03857 compare to other ZIPs in New Hampshire?

ZIP 03857 falls in the middle range for New Hampshire, ranking #10 out of 25 ZIPs at $2,390/mo.

How much income do you need to rent in ZIP 03857?

To keep rent at or below 30% of gross income, you would need to earn at least $96,000/year (~$46/hour full-time) to afford the median rent of $2,390/mo in ZIP 03857. The local median household income is $100,845/yr, meaning the typical household meets that threshold.

Is rent going up or down in ZIP 03857?

Rent in ZIP 03857 has been relatively stable over the past year, with a 0.0% change year over year as of July 20, 2026.

Is ZIP 03857 an affordable place to rent?

ZIP 03857 is considered affordable for renters. At $2,390/mo, rent takes approximately 28% of the local median household income ($100,845/yr). The standard benchmark is 30%. ZIP 03857 falls comfortably within that range.

What percentage of ZIP 03857 residents rent vs. own?

According to Census data, approximately 47.1% of ZIP 03857 households are renters, while 52.9% are owner-occupied. ZIP 03857 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 03857 compare to the rest of Newmarket?

ZIP 03857 is more affordable than Newmarket overall. At $2,390/mo, it's $98 below the Newmarket citywide median of $2,488/mo.

When was rent data for ZIP 03857 last updated?

Rent data for ZIP 03857 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
28%
AFFORDABLE

At $2,390/mo, rent takes ~28% of ZIP 03857's median household income ($100,845/yr). The standard benchmark is 30%.

ZIP 03857 28%Benchmark 30%
State income taxNone
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Schools nearby

Public schools near ZIP 03857 (Newmarket, NH)

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