Data explorer

DCA’s non-binding calculation of existing affordable housing need for the 2025–2035 round, published in October 2024.

A planning baseline, not a final court-approved obligation or a count of available homes.

Field

nj_ah_present_need

Kind

modelled

Unit

count

Updated

irregular

Places

586

DCA’s non-binding calculation of added need for 2025–2035, with its published 1,000-home/20% cap.

Shows the state’s planning calculation, not the town’s final legal obligation.

Field

nj_ah_prospective_need

Kind

modelled

Unit

count

Updated

irregular

Places

586

Affordable units in municipal reports that mark a certificate of occupancy granted. Missing counts and unknown completion statuses are left out.

A partial reported inventory across rounds, including rehabilitation. It cannot measure completion of the fourth-round need.

Field

nj_ah_completed_units

Kind

administrative

Unit

count

Updated

annual

Places

260

The balance towns report in their affordable housing trust funds. Missing submissions are omitted, not treated as zero.

Unspent commitments are not deducted, so this is not the amount freely available for new projects. Negative reports stay negative.

Field

nj_ah_trust_balance

Kind

administrative

Unit

usd

Updated

annual

Places

405

Zillow’s estimate of what a typical home here is worth, counting houses, condos and co-ops: one in the middle of the local market, not the cheapest or the dearest.

It is the closest thing to “what a house costs here”, the figure a buyer’s budget starts from.

Field

zhvi_sfr

Kind

modelled

Unit

usd

Updated

monthly

Places

955

Zillow’s typical value for the cheapest third of homes, houses and condos together. Published for counties and towns, not ZIP codes.

A first-time buyer’s budget usually starts here, below the typical home.

Field

zhvi_bottom_tier

Kind

modelled

Unit

usd

Updated

monthly

Places

404

Zillow’s typical asking rent for homes listed for rent here: apartments, condos and houses together.

It is what a new tenant can expect to be asked today, often more than people already renting pay.

Field

zori_all

Kind

modelled

Unit

usd_month

Updated

monthly

Places

584

The income of the household in the middle: half of households here earn more, half less. From the Census Bureau’s survey, pooled over five years.

It is the yardstick for affordability; prices only mean something next to what people earn.

Field

acs_median_hh_income

Kind

survey

Unit

usd

Updated

annual

Places

1,157

The Census Bureau’s estimate of the middle household income for a single year, made by combining its survey with tax and benefit records. Published each year since 1989, with a margin.

It is the income side of “Is this unusual for here?”; the five-year survey figure is the one shown elsewhere.

Field

saipe_median_hh_income

Kind

modelled

Unit

usd

Updated

annual

Places

22

What the middle renting household actually pays each month, utilities included, as renters told the Census Bureau’s survey.

It is what tenants already in place pay; the gap to today’s asking rent shows how fast the market has moved.

Field

acs_median_gross_rent

Kind

survey

Unit

usd_month

Updated

annual

Places

1,120

How many people live here, from the Census Bureau’s survey, pooled over five years.

Growth means more people competing for homes; decline can mean the opposite.

Field

acs_population

Kind

survey

Unit

count

Updated

annual

Places

1,183

The Census Bureau’s estimate of residents as of July 1, using the last census plus births, deaths and migration. Not a survey average.

A newer population snapshot. Survey-based population stays the denominator of this site’s calculated ratios.

Field

pep_population

Kind

modelled

Unit

count

Updated

annual

Places

586

What the middle homeowner says their home is worth, as owners told the Census Bureau’s survey. It covers every kind of owned home.

An older, self-reported view of prices: useful where Zillow has no figure, and as a check on it.

Field

acs_median_home_value

Kind

survey

Unit

usd

Updated

annual

Places

1,152

The share of renting households spending more than 30% of their income on rent and utilities.

30% is the line the government uses for “cost-burdened”: above it, rent squeezes everything else.

Field

acs_renter_cost_burden

Kind

survey

Unit

ratio

Updated

annual

Places

1,153

How many new homes builders were given permission to build here in a year, each apartment counted as one.

More permits mean more homes on the way, which can ease prices; few mean supply is not keeping up.

Field

permits_total_units

Kind

administrative

Unit

count

Updated

monthly

Places

584

The Federal Housing Finance Agency’s measure of how prices change for the same homes when they sell again. An index, not a price: 100 is early 1991. Statewide only.

Because it follows the same homes, it shows true price growth rather than a change in what kinds of homes sold.

Field

fhfa_hpi

Kind

modelled

Unit

index

Updated

quarterly

Places

1

FHFA’s monthly U.S. index of repeat home sales financed by Fannie Mae or Freddie Mac mortgages. Purchase-only, seasonally adjusted, not inflation-adjusted. Not a dollar price.

National price-change context, not an estimate for an individual home.

Field

fhfa_hpi_us_monthly

Kind

modelled

Unit

index

Updated

monthly

Places

1

The average interest rate on a 30-year fixed-rate home loan across the country, from Freddie Mac’s weekly survey, averaged by month. A month still in progress covers only the weeks reported so far.

It sets the monthly payment: on the same house, a higher rate can add hundreds of dollars a month.

Field

mortgage_rate_30y

Kind

benchmark

Unit

percent

Updated

monthly

Places

1

This week’s national benchmark for a 30-year fixed-rate home loan, from Freddie Mac’s weekly survey of lenders. A benchmark, not a rate any one borrower is offered.

It is the rate a mortgage is priced at today; the monthly averages show how it got here.

Field

mortgage_rate_30y_weekly

Kind

benchmark

Unit

percent

Updated

weekly

Places

1

Homes listed for sale across the country in the month, as Realtor.com counts them. Not seasonally adjusted, so the home page compares a month with the same month a year earlier.

More homes for sale gives buyers more choice and less reason to bid over asking.

Field

realtor_active_listings

Kind

administrative

Unit

count

Updated

monthly

Places

1

Listings across the country whose asking price was cut during the month, as Realtor.com counts them.

Sellers cut prices when homes are not selling at the first ask.

Field

realtor_price_reduced_listings

Kind

administrative

Unit

count

Updated

monthly

Places

1

The share of homes listed for sale whose asking price was cut in the month: Realtor.com’s count of price cuts over its count of listings.

A rising share means sellers are meeting buyers lower; a falling one, that first asks are holding.

Field

realtor_price_reduced_share

Kind

calculated

Unit

percent

Updated

monthly

Places

1

The Consumer Price Index for rent, from the Bureau of Labor Statistics: what renters across the country pay, on new and existing leases alike. An index, not a rent; its change from a year earlier is rent inflation.

It counts every lease, not only new ones, so it turns months after asking rents do.

Field

cpi_rent_primary_residence

Kind

survey

Unit

index

Updated

monthly

Places

1

New homes, houses and apartments alike, that builders started in the month across the country, at the yearly pace the month would set, adjusted for the season. From the Census Bureau.

Homes started now are the supply that arrives in a year or two.

Field

housing_starts_saar

Kind

survey

Unit

count

Updated

monthly

Places

1

How many months the new houses for sale would last at the month’s pace of sales, adjusted for the season. Counts homes finished, under way and not yet started. From the Census Bureau.

Above about six months, builders have more homes than buyers and tend to cut prices or buy down rates.

Field

new_home_months_supply

Kind

survey

Unit

months

Updated

monthly

Places

1

The middle price of new houses sold across the country in the quarter, from the Census Bureau: half sold for more, half for less. New homes only.

The home page prices a mortgage on it, to show what a change in the rate costs a month.

Field

new_home_median_sale_price

Kind

survey

Unit

usd

Updated

quarterly

Places

1

The share of the labor force — people working or looking for work — who have no job, from the Bureau of Labor Statistics.

Jobs pay for housing; a rising rate can mean more people struggling with rent or a mortgage.

Field

unemployment_rate

Kind

modelled

Unit

percent

Updated

monthly

Places

21

How many more households moved in than moved out, counted from the addresses on federal tax returns.

People moving in add demand for homes; people leaving can be a sign that it has become too dear.

Field

net_migration_returns

Kind

administrative

Unit

count

Updated

annual

Places

21

Households that moved into the county from somewhere else in the year, counted from federal tax returns.

Every one of them needed a home here. People who file no return, such as many retirees, are not counted.

Field

irs_inflow_returns

Kind

administrative

Unit

count

Updated

annual

Places

21

Households that moved out of the county in the year, counted from federal tax returns.

Set against those moving in, it says whether the county is gaining or losing households.

Field

irs_outflow_returns

Kind

administrative

Unit

count

Updated

annual

Places

21