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RE Intelligence

Rental numbers for ZIP 20155 (Gainesville, VA)

Negative cash flow at any interest rate with 25% down: the rent does not cover operating costs and principal.

Gross yield
4.8%
rent x 12 / price
Est. cap rate
2.0%
NOI / price
Cash flow
-$2,768/mo
at 7.78%, 25% down
Typical price
$746,000
Zillow ZHVI, Aug 2026
Typical rent
$2,989/mo
Zillow ZORI, Aug 2026

The pro forma

Typical home, default assumptions

Income and expenses, per year
OperatorLineAmountSource
Gross rent$35,868
Vacancy$1,793
Management$2,726
Property tax$7,046
Insurance$1,844
Maintenance$7,456
Net operating income$15,002
Loan payments$48,215
Cash flow-$33,213
Purchase and loan
OperatorLineAmountSource
Typical price$745,624
Down payment (25%)$186,406
Loan$559,218
Rate7.78%
Monthly payment$4,018
Cash in$208,775
Cash-on-cash return-15.9%
DSCR0.31
Break-even ratenone
Down payment25%
A common minimum for investment-property and DSCR loans.
Interest rate7.78%
Freddie Mac 30-year 7.03% (week of 2026-09-24) + 0.75 point investor premium.
Loan term30 years
Fixed, fully amortising.
Closing costs3% of price
Added to cash invested.
Insurance$1,844 a year
NAIC 2023 average homeowners (HO-3) premium for Virginia, $1,537, x 1.2 for a landlord policy.
Maintenance1% of price a year
The 1% rule of thumb; older homes run higher.
Vacancy5% of rent
About 18 days empty a year.
Management8% of collected rent
A typical full-service fee; zero if you self-manage.

Trends

Five years to August 2026

Price, 12 months
+1.8%
Rent, 12 months
+1.4%
Rent minus price growth
-0.4 pts
positive means yields are improving
Typical value (Zillow ZHVI) Rent (Zillow ZORI)Indexed to 100 at Aug 2021
10011012013014020222023202420252026
Show the numbers
MonthTypical valueRent
Aug 2021$605,520n/a
Aug 2022$676,127$2,548
Aug 2023$676,905$2,712
Aug 2024$717,172$2,872
Aug 2025$732,651$2,949
Aug 2026$745,624$2,989

Rent references

Two sources, never blended

SourceStudio1 bed2 bed3 bed4 bed
HUD Small Area FMR, FY2026$2,610$2,690$3,000$3,790$4,450
Zillow observed rent, Aug 2026$2,989 typical, all home types

HUD's Fair Market Rent is the 40th percentile gross rent (rent plus utilities) for a standard unit, and it is what Section 8 vouchers pay against. Zillow's index tracks asking rents on listed homes. The two measure different things, so they are shown side by side and never averaged. HUD area: Washington-Arlington-Alexandria, DC-VA-MD HUD Metro FMR Area.

Property tax

Effective rate
0.95%
ZIP area, ACS
At the typical price
$7,046/yr

Median real estate taxes paid divided by median home value, Census ACS 2020 to 2024. Prince William County: 0.94%. Actual bills depend on the assessment, exemptions and any non-homestead rate.

Supply

Permits per 1,000 households
8.2
Prince William County, last 12 months
National percentile
64th
among US counties

1,292 new housing units permitted in 2025-09 to 2026-08, Census Building Permits Survey. A high figure means more new supply competing for tenants.

Nearby ZIP codes

ZIPDistanceTypical priceRentGross yieldCash flow /mo
20169Haymarket4.6 mi$827,000$3,5545.1%-$2,862
20109Manassas4.9 mi$451,000$2,1315.7%-$1,469
20137Broad Run5.4 mi$821,000$2,670*3.9%-$3,482
20143Catharpin5.7 mi$1,108,000$2,910*3.1%-$5,376
20136Bristow6.7 mi$739,000$3,0585.0%-$2,652
20120Centreville8.1 mi$692,000$2,3844.1%-$2,956
20110Manassas8.3 mi$508,000$2,2295.3%-$1,823
20187Warrenton8.4 mi$738,000$2,340*3.8%-$3,159

* HUD Fair Market Rent, 2 bedroom (no Zillow rent index for that ZIP).

Every ZIP in Prince William CountyWashington, DC metroVirginia

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Open the calculator for 20155

Questions

Is 20155 good for rental property?
On the typical home here, priced at $746,000 and renting for $2,989 a month (Zillow ZORI, Aug 2026), the gross yield is 4.8% and the estimated cap rate is 2.0%. At a 7.78% investor rate with 25% down, estimated cash flow is -$2,768 a month. The median gross yield across the 8,418 ZIP codes with full Zillow data is 5.6%. These are figures for a typical property, not a judgement on any particular one.
What is the typical rent in 20155?
Zillow's observed rent index for 20155 was $2,989 a month in August 2026, across all home types. HUD's FY2026 Small Area Fair Market Rent for a 2-bedroom here is $3,000, the 40th percentile of gross rents and the basis for Section 8 payment standards.
What is the property tax rate in 20155?
The effective property tax rate is about 0.95% of value (median taxes paid divided by median home value, Census ACS 2020 to 2024). On the typical $746,000 home that is about $7,046 a year. Your bill depends on the assessment and local exemptions.
What interest rate makes a rental in 20155 break even?
With the default assumptions, no interest rate brings cash flow to zero: rent does not cover operating costs plus principal on a 30-year loan with 25% down.
How fast are prices and rents changing in 20155?
Over the 12 months to August 2026, the typical home value changed +1.8% and the typical rent changed +1.4%. Prices rising faster than rents pushes yields down.

Sources and method

Data: Zillow Research (ZHVI, ZORI), HUD, US Census Bureau, Freddie Mac. Every formula is on the methodology page.

Estimates from public data for a typical property. Not investment, tax or legal advice. Your property, financing and costs will differ.