Which external factor would most significantly impact property values across an entire suburb?
Correct Answer
B) A new motorway interchange being built nearby
Infrastructure developments like motorway interchanges have widespread impact on entire areas, potentially improving accessibility and increasing property values suburb-wide. Individual property characteristics or single sales have limited impact on broader area values.
Why This Is the Correct Answer
A motorway interchange changes access for the whole suburb, so it can shift values area-wide: up through better access, or down for homes close to the noise.
Why the Other Options Are Wrong
Option A: One nearby property being poorly maintained
One run-down house may affect its immediate neighbours but not values across a whole suburb.
Option C: A single property selling above market value
One unusual sale is an outlier; it does not move values across the suburb.
Option D: One house in the suburb having a very large garden
A single large garden affects only that property's value.
Deep Analysis of This Valuation Question
Infrastructure has mixed effects. Better access to jobs and services lifts demand across a suburb, while properties right beside the new road may lose value from noise and traffic. Valuers look at both the area-wide effect and the effect on individual properties.
Background Knowledge for Valuation
Area-wide influences include infrastructure, zoning changes, employment and amenities. Property-specific factors, such as a single house's condition or garden, affect only that property.
Memory Technique
Remember WIDE: Will It Directly Effect the entire area? Infrastructure changes like motorways have WIDE impact - they affect accessibility and desirability across the Whole area, not just Individual properties. Think of a motorway as a river that changes the entire landscape it flows through.
When evaluating external factors, ask 'Does this have WIDE impact?' If it only affects one property or a few properties, it's not area-wide. If it changes accessibility, amenities, or economic fundamentals for the whole suburb, it has WIDE impact.
Exam Tip for Valuation
Look for infrastructure, zoning, or economic changes that affect accessibility or desirability area-wide. Individual property issues or single sales don't create suburb-wide value impacts.
Real World Application in Valuation
A real estate agent in Auckland notices property inquiries increasing in a suburb after announcement of a new motorway interchange. Properties that previously took 45 minutes to reach the CBD now have 25-minute access. The agent advises existing clients that this infrastructure development will likely increase property values across the entire suburb over the next 2-3 years, not just properties closest to the interchange. This helps clients make informed decisions about selling timing and pricing expectations.
Common Mistakes to Avoid on Valuation Questions
- •Confusing individual property characteristics with area-wide factors
- •Thinking single sales establish new market values
- •Underestimating the impact of infrastructure on entire areas
Related Topics & Key Terms
Key Terms:
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- → When using the income approach for valuing a rental property, what is the most critical factor in determining accuracy?
- → A registered valuer is conducting a market analysis for a residential property. Which of the following sales would be considered the most reliable comparable?
- → A commercial property generates annual rental income of $120,000. After deducting operating expenses of $30,000, the net operating income is $90,000. Using a market-derived capitalization rate of 7.5%, what is the indicated value using the income approach?
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- → Which factor would have the LEAST impact on a residential property's market value?
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- → When analyzing market trends for valuation purposes, which combination of factors would most strongly indicate a shift from a seller's market to a buyer's market?
- → In the sales comparison approach, which difference calls for an upward adjustment to the comparable's sale price?
- → Which factor would be considered an external factor affecting property value?
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