Housing data for ZIP code 03820

ZIP code 03820 has an estimated 33,440 residents and 15,453 homes (US Census Bureau, 2020–2024 American Community Survey).

Most of its land lies in Dover, Strafford County.

47.3% of households rent.

The median gross rent is $1,607 (±$100) a month.

The median home value is $436,100 (±$20,278).

The median household income is $94,897 (±$6,863) a year.

Figures last updated on .

Residents
33,440 (±87)
Median gross rent
$1,607
Median home value
$436,100
Households that rent
47.3%

How ZIP code 03820 compares

Estimate (90% margin of error)
ZIP 03820DoverStrafford CountyNew HampshireUnited States
Residents33,440 (±87)33,364132,5751,394,868334,922,499
Housing units15,453 (±474)15,43356,609648,472143,775,355
Households that rent47.3% (±3.0 points)47.3%32.9%27.2%34.8%
Median gross rent$1,607 (±$100)$1,607$1,488$1,491$1,413
Median home value$436,100 (±$20,278)$436,700$362,800$402,500$332,700
Median household income$94,897 (±$6,863)$94,829$88,570$99,031$80,734
Median real estate taxes (a year)$8,237 (±$349)$8,249$6,708$6,667$3,119
Renters paying 30% or more of income48.6% (±6.3 points)48.6%50.3%48.2%51.1%
Built before 198054.8% (±5.0 points)54.9%51.5%51.4%49.7%
Average commute22.8 minutes (±1.5)22.7 minutes26.0 minutes26.7 minutes26.4 minutes
Households with broadband95.4% (±1.3 points)95.4%93.5%92.9%91.0%
Median age of residents36.9 years (±1.9)36.9 years38.2 years43.3 years38.9 years

In ZIP 03820, median gross rent is higher than in Strafford County ($1,488).

It is also higher than in New Hampshire ($1,491).

It is higher than the national figure ($1,413).

The median gross rent in ZIP code 03820 is not measurably different from Dover as a whole ($1,607).

Its median home value is not measurably different from Dover as a whole ($436,700).

Among the 14 ZIP codes in Strafford County with a published estimate, ZIP 03820 ranks 4 from highest to lowest median gross rent.

Among the 16 ZIP codes in Strafford County with a published estimate, ZIP 03820 ranks 4 from highest to lowest median home value.

Among the 16 ZIP codes in Strafford County with a published estimate, ZIP 03820 ranks 8 from highest to lowest median household income.

Rankings use the estimates alone; where margins of error overlap, neighboring ranks may not truly differ.

Rent in ZIP code 03820

Share of rented homes in each gross-rent range, 2020–2024
Monthly gross rentZIP 03820Strafford CountyNew HampshireUnited States
Less than $5004.6% (±2.2 points)6.4%6.7%6.3%
$500 to $9999.1% (±3.4 points)10.3%13.3%20.2%
$1,000 to $1,49930.6% (±4.7 points)34.2%30.6%28.1%
$1,500 to $1,99926.3% (±4.9 points)27.3%26.8%21.1%
$2,000 to $2,49916.8% (±4.9 points)13.6%14.4%12.0%
$2,500 to $2,9996.9% (±2.8 points)4.6%4.8%5.5%
$3,000 or more5.7% (±2.5 points)3.6%3.5%6.8%

The most common range is $1,000 to $1,499, paid by 30.6% of renting households.

Rent by bedrooms in ZIP code 03820

Median gross rent by number of bedrooms, estimate (90% margin of error)
BedroomsCensus median
Studio$1,294 (±$162)
1 bedroom$1,392 (±$90)
2 bedrooms$1,731 (±$141)
3 bedrooms$2,143 (±$432)
4 bedrooms$2,395 (±$846)

Rent burden in ZIP code 03820

Renting households by gross rent as a percentage of household income, 2020–2024
Share of income spent on rentZIP 03820Strafford CountyNew HampshireUnited States
Less than 15%10.6% (±3.8 points)11.6%11.5%12.6%
15% to 19.9%13.9% (±3.2 points)12.8%13.3%12.2%
20% to 24.9%12.8% (±3.9 points)11.8%13.2%12.6%
25% to 29.9%14.1% (±4.2 points)13.5%13.9%11.5%
30% to 34.9%9.0% (±2.8 points)9.0%9.8%9.2%
35% or more39.6% (±5.6 points)41.3%38.4%41.9%

48.6% (±6.3 points) of renting households in ZIP code 03820 spend 30% or more of their income on gross rent.

Home values in ZIP code 03820

Owner-occupied homes by value, 2020–2024
ValueZIP 03820Strafford CountyNew HampshireUnited States
Less than $50,0001.7% (±1.6 points)4.0%3.2%5.3%
$50,000 to $99,9991.5% (±1.3 points)3.1%2.6%6.1%
$100,000 to $149,9991.9% (±0.9 points)3.2%2.8%6.8%
$150,000 to $199,9992.5% (±1.2 points)6.2%4.8%9.0%
$200,000 to $299,99914.1% (±4.2 points)19.7%16.1%17.8%
$300,000 to $499,99941.8% (±5.1 points)40.4%38.7%26.9%
$500,000 to $999,99934.9% (±4.3 points)21.6%27.6%20.9%
$1,000,000 or more1.7% (±0.8 points)1.8%4.1%7.1%

Value is the owner’s own estimate of what the home and lot would sell for, not a sale price or an assessment.

The homes in ZIP code 03820

Housing units by units in structure, 2020–2024
Building typeZIP 03820Strafford CountyNew HampshireUnited States
Single-family, detached41.1% (±2.5 points)55.0%63.3%61.3%
Single-family, attached (townhouse, rowhouse)7.3% (±1.7 points)4.4%5.5%6.2%
2 units6.9% (±1.8 points)5.8%5.2%3.4%
3 or 4 units10.3% (±2.7 points)7.7%5.3%4.3%
5 to 9 units11.0% (±2.3 points)5.9%4.6%4.5%
10 to 19 units4.5% (±1.4 points)3.4%3.1%4.3%
20 or more units16.6% (±2.7 points)9.5%7.7%10.3%
Mobile home2.4% (±1.1 points)8.2%5.2%5.6%
Boat, RV, van, etc.0.0% (±0.2 points)0.0%0.0%0.1%

When the homes in ZIP code 03820 were built

Housing units by year structure built, 2020–2024
Year builtZIP 03820Strafford CountyNew HampshireUnited States
2020 or later1.4% (±0.7 points)1.7%1.3%2.0%
2010 to 20199.1% (±2.0 points)8.6%6.6%9.4%
2000 to 200910.6% (±1.9 points)12.4%11.8%13.6%
1990 to 199911.7% (±2.7 points)9.3%10.1%12.4%
1980 to 198912.4% (±2.1 points)16.4%18.8%12.9%
1970 to 197912.4% (±2.4 points)12.8%14.6%14.2%
1960 to 19696.9% (±1.7 points)8.0%8.3%9.9%
1950 to 19598.2% (±1.8 points)8.6%6.5%9.5%
1940 to 19491.5% (±1.0 points)3.3%3.4%4.4%
1939 or earlier25.8% (±3.5 points)18.8%18.6%11.7%

54.8% of the homes in ZIP code 03820 were built before 1980, so many fall under the federal lead-paint disclosure rules for homes built before 1978.

Heating fuel in ZIP code 03820

Occupied housing units by house heating fuel, 2020–2024
Fuel used mostZIP 03820Strafford CountyNew HampshireUnited States
Utility gas42.1% (±3.2 points)21.4%21.4%46.5%
Fuel oil, kerosene, etc.24.1% (±2.7 points)42.5%39.5%3.9%
Electricity19.3% (±2.8 points)12.1%11.1%41.3%
Bottled or tank gas (propane)8.0% (±2.1 points)16.2%19.2%4.9%
Wood1.5% (±0.9 points)4.4%5.8%1.4%
Solar energy0.4% (±0.5 points)0.4%0.3%0.3%
Coal or coke0.0% (±0.2 points)0.2%0.1%0.1%
Other fuel1.5% (±0.9 points)1.8%1.8%0.5%
No fuel used3.1% (±1.4 points)1.1%0.8%1.2%

How people in ZIP code 03820 get to work

Workers 16 and over by means of transportation to work, 2020–2024
Means of transportationZIP 03820Strafford CountyNew HampshireUnited States
Drove alone69.1% (±3.8 points)71.6%72.0%68.8%
Carpooled5.0% (±1.4 points)6.0%7.0%8.5%
Public transportation2.8% (±2.5 points)1.4%0.5%3.2%
Walked3.1% (±1.0 points)3.5%2.3%2.4%
Other means (bicycle, taxi, motorcycle)1.3% (±0.7 points)1.2%1.4%2.0%
Worked from home18.7% (±2.7 points)16.2%16.8%15.1%

Workers who live in ZIP code 03820 take an average of 22.8 minutes to get to work.

Places in ZIP code 03820

Places whose land overlaps this ZIP code, with the share of the ZIP’s land in each
PlaceShare of the ZIP’s land in this placeMedian gross rentHouseholds that rent
Dover98%$1,60747.3%

A township or a New York town includes the villages inside it, so their shares can add up to more than the whole.

ZIP codes near 03820

Nearest ZIP codes with Census figures, by straight-line distance between their internal points
ZIP codeDistanceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
038233.0 mi$1,574$476,900$148,36517.1%
038693.1 mi$1,771$413,500$87,21522.3%
038784.6 mi$1,479$317,900$75,13642.0%
038245.1 mi$1,429$504,300$124,05635.6%
039036.2 mi$1,948$498,900$101,52220.2%
039087.3 mi$1,726$425,700$98,28922.0%
038397.7 mi$1,549$335,600$88,34632.3%
038617.8 mi—$480,600$131,5794.2%

Crime reported to police in Dover

Most of ZIP code 03820 is policed by the Dover Police Department, which reported 64 violent and 574 property crimes per 100,000 residents to the FBI in 2025.

The FBI publishes crime by police department, not by ZIP code, so this is the department’s figure for the whole area it serves.

ZIP code 03820 is reported as ZIP Code Tabulation Area 03820: the Census Bureau’s area built from census blocks to match the ZIP code’s delivery area as closely as it can.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

What you can do on Seayora in ZIP 03820

One account for renting, owning, managing and fixing homes, with these figures beside you.

Own or manage a rental?

List it, sign the lease and collect rent online, with the figures for ZIP 03820 beside you.

Create a landlord account · See what landlords get

Looking for a place to rent?

Browse homes for rent near ZIP 03820, save the ones you like and apply online.

Browse rentals · Create a renter account

Do repairs, renovations or maintenance?

Get found by owners and renters near ZIP 03820, and send estimates and invoices from your phone.

Join as a pro · Find a pro

Questions about ZIP 03820

What is the median rent in ZIP code 03820?

The median gross rent in ZIP Code Tabulation Area 03820 is $1,607 (±$100) a month (2020–2024 American Community Survey).

What is the median home value in ZIP code 03820?

The median value of owner-occupied homes in ZIP code 03820 is $436,100 (±$20,278) (2020–2024 American Community Survey).

What is the median household income in ZIP code 03820?

The median household income in ZIP code 03820 is $94,897 (±$6,863) a year (2020–2024 American Community Survey).

What town is ZIP code 03820 in?

ZIP code 03820 lies mostly in Dover.

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for ZCTA5 03820 (zip code tabulation area:03820).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0134E, DP04_0134M, DP04_0089E, DP04_0089M, DP03_0062E, DP03_0062M, DP04_0047PE, DP04_0047PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

Related